Who has changed their Rear Motor Mount/Pitch Stopper?

raytrix

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I have a few questions for members on this thread that all posted "I'll come back with feedback after break-in". Why hasn't anyone legitimately posted their experience after 100 miles, 500 miles, 1000 miles or the magical 2o00 miles break-in period that most people seem to spout in all these post. My best guess as to why they never came back to update their review is they probably sold it dude to not adapting to the NVH or their legs are already numb to NVH aka use to it that there is no change in their initial experience.

Here is my unbiased 35 mile review of the 62a Hasport rear mount that was driven in a 45 min drive for 35 miles straight in consistent 65-80mph speeds on the highway. This is installed on a CTR that is used as a daily driver and from my point of view as a Daily driver intended use.

Pro:
- Greatly reduce wheel hoping on launches at red light
- hard pulls onto on-ramps 1-2-3-4 gear you feel ever so slightly more planted but not 100% TCS proof

Middle Road:
- This mount along amplified what use to be a stock sounding exhaust to a very basey exhaust note in the cabinet. This is either a positive or a negative depending on if the driver wants a more race car like experience emitting off the resonance of the vibration on the chassis.

Con:
- Very deep amplified exhaust note between 1-1.3k RPM in 1st gear getting off the line
- Ball sac vibrates on the seat between 1-1.3k RPM in 1st gear getting off the line (women love this)
- Floor pan vibrates between 1-1.3k RPM in 1st gear getting off the line
-"Without" the break-in period, prepare for a leg tingling experience if you ever drove through lengthy drives at highway speeds. At first I though I was fine with the 1st gear get go vibration which is to be expected between 1-1.3k RPM the car very deeply vibrations as you get off the line normally. And then the "Vibration" subsides down as you go up the RPM as a normal driving pace. When you actually hammer the gas pedal in any gear, the Vibration comes back like if you are watching a LeMann's race car POV video on youtube. But for me at a consistent highway speed on 6th gear between 2 to 3.5k rpm what might not sound like audible vibration, was a very tiny "vibration" being emitted through the floor pan and the gas pedal. At first I didn't noticed till after 20 mins into the highway drive that my legs started to fatigue with some pins and needle feeling. At 35 mins of the drive mind you no stop and go traffic but at a constant 65-80 mph range, my shin and my foot area started to tingle more and felt a little numbing. Right when I got home at 45 mins, got out of the car and felt like I was standing on a sub-woofer blasting the entire time. Although the NVH was "silent" at highway speeds, there is truly still vibration being emitting through the chassis to my legs and obviously a tad in the seats but there is enough cushion between my butt on the seat to feel fatigued. I'm not quite sure this piece will be any better over time after the theoretical break-in which is where I am relying on owners that installed this mount 6 months ago that posted their initial impressions here to repost an update of their experience used on a daily driven CTR and not a Track only/weekend only type car use.

Now for those that reviewed their initial impressions, were you basing it on audible vibration or took a step back and check with your legs and feet as to what they tell you. Had I driven the car at a few stop and go lights and traveled less than 25 mins, I probably would of gave a more positive review. However I would like to shine the lime light for owners that plan to Daily drive this like I am currently doing and how you would need to coup with this. For me I will not be continuing the use of this item as I am not looking for world record launches at the drag strip. I'm not quite sure I would be able to use the rear engine mount to it's fullest if I do 70% daily and 30% track and 0% drag racing. It's not worth potential damaging my nerves from the vibration emitting off this mount for daily use. It is currently 2 hours after my drive and my legs finally stop vibrating and tingling. If my CTR was strictly a weekend toy and a track car, then I would probably reconsider it as I don't have to deal with numb legs each time I complete a 1 way 1 hour commute to work and 1 hour back from work to home usage.

PM me if you are interested in a less than 35 mile used 62a Hasport engine mount for sale. $110 Shipped USA.
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Type-JZ

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I have a few questions for members on this thread that all posted "I'll come back with feedback after break-in". Why hasn't anyone legitimately posted their experience after 100 miles, 500 miles, 1000 miles or the magical 2o00 miles break-in period that most people seem to spout in all these post. My best guess as to why they never came back to update their review is they probably sold it dude to not adapting to the NVH or their legs are already numb to NVH aka use to it that there is no change in their initial experience.

Here is my unbiased 35 mile review of the 62a Hasport rear mount that was driven in a 45 min drive for 35 miles straight in consistent 65-80mph speeds on the highway. This is installed on a CTR that is used as a daily driver and from my point of view as a Daily driver intended use.

Pro:
- Greatly reduce wheel hoping on launches at red light
- hard pulls onto on-ramps 1-2-3-4 gear you feel ever so slightly more planted but not 100% TCS proof

Middle Road:
- This mount along amplified what use to be a stock sounding exhaust to a very basey exhaust note in the cabinet. This is either a positive or a negative depending on if the driver wants a more race car like experience emitting off the resonance of the vibration on the chassis.

Con:
- Very deep amplified exhaust note between 1-1.3k RPM in 1st gear getting off the line
- Ball sac vibrates on the seat between 1-1.3k RPM in 1st gear getting off the line (women love this)
- Floor pan vibrates between 1-1.3k RPM in 1st gear getting off the line
-"Without" the break-in period, prepare for a leg tingling experience if you ever drove through lengthy drives at highway speeds. At first I though I was fine with the 1st gear get go vibration which is to be expected between 1-1.3k RPM the car very deeply vibrations as you get off the line normally. And then the "Vibration" subsides down as you go up the RPM as a normal driving pace. When you actually hammer the gas pedal in any gear, the Vibration comes back like if you are watching a LeMann's race car POV video on youtube. But for me at a consistent highway speed on 6th gear between 2 to 3.5k rpm what might not sound like audible vibration, was a very tiny "vibration" being emitted through the floor pan and the gas pedal. At first I didn't noticed till after 20 mins into the highway drive that my legs started to fatigue with some pins and needle feeling. At 35 mins of the drive mind you no stop and go traffic but at a constant 65-80 mph range, my shin and my foot area started to tingle more and felt a little numbing. Right when I got home at 45 mins, got out of the car and felt like I was standing on a sub-woofer blasting the entire time. Although the NVH was "silent" at highway speeds, there is truly still vibration being emitting through the chassis to my legs and obviously a tad in the seats but there is enough cushion between my butt on the seat to feel fatigued. I'm not quite sure this piece will be any better over time after the theoretical break-in which is where I am relying on owners that installed this mount 6 months ago that posted their initial impressions here to repost an update of their experience used on a daily driven CTR and not a Track only/weekend only type car use.

Now for those that reviewed their initial impressions, were you basing it on audible vibration or took a step back and check with your legs and feet as to what they tell you. Had I driven the car at a few stop and go lights and traveled less than 25 mins, I probably would of gave a more positive review. However I would like to shine the lime light for owners that plan to Daily drive this like I am currently doing and how you would need to coup with this. For me I will not be continuing the use of this item as I am not looking for world record launches at the drag strip. I'm not quite sure I would be able to use the rear engine mount to it's fullest if I do 70% daily and 30% track and 0% drag racing. It's not worth potential damaging my nerves from the vibration emitting off this mount for daily use. It is currently 2 hours after my drive and my legs finally stop vibrating and tingling. If my CTR was strictly a weekend toy and a track car, then I would probably reconsider it as I don't have to deal with numb legs each time I complete a 1 way 1 hour commute to work and 1 hour back from work to home usage.

PM me if you are interested in a less than 35 mile used 62a Hasport engine mount for sale. $110 Shipped USA.
I still stand by what I wrote earlier whether it’s 10 miles or 10,000 miles. I’ll just leave it at that. :p I don’t get why people say it settles. Harder mounts never settle, IMHO. Think about it, to exaggerate, you went from soft to hard. It’s not going to go back to soft. If it does, there’s no point in upgrading for a few pulls or certain miles. Like I posted, I’ve had hard mounts before. When people say settle, they just get used to it like I did and do. Vibration and all that stuff is still there. It’s not like one day u start the car and tell yourself, ok, it’s settled. However, I do believe overtime the urethane or whatever plastic does break down, but it’s barely noticeable. I’m sure the current stuff is even more durable.
In my other car, I even thought about drilling holes in my mounts since they’re so hard and I’ve had them for more than 5 years.
 
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SBD47

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I have a few questions for members on this thread that all posted "I'll come back with feedback after break-in". Why hasn't anyone legitimately posted their experience after 100 miles, 500 miles, 1000 miles or the magical 2o00 miles break-in period that most people seem to spout in all these post. My best guess as to why they never came back to update their review is they probably sold it dude to not adapting to the NVH or their legs are already numb to NVH aka use to it that there is no change in their initial experience.

Here is my unbiased 35 mile review of the 62a Hasport rear mount that was driven in a 45 min drive for 35 miles straight in consistent 65-80mph speeds on the highway. This is installed on a CTR that is used as a daily driver and from my point of view as a Daily driver intended use.

Pro:
- Greatly reduce wheel hoping on launches at red light
- hard pulls onto on-ramps 1-2-3-4 gear you feel ever so slightly more planted but not 100% TCS proof

Middle Road:
- This mount along amplified what use to be a stock sounding exhaust to a very basey exhaust note in the cabinet. This is either a positive or a negative depending on if the driver wants a more race car like experience emitting off the resonance of the vibration on the chassis.

Con:
- Very deep amplified exhaust note between 1-1.3k RPM in 1st gear getting off the line
- Ball sac vibrates on the seat between 1-1.3k RPM in 1st gear getting off the line (women love this)
- Floor pan vibrates between 1-1.3k RPM in 1st gear getting off the line
-"Without" the break-in period, prepare for a leg tingling experience if you ever drove through lengthy drives at highway speeds. At first I though I was fine with the 1st gear get go vibration which is to be expected between 1-1.3k RPM the car very deeply vibrations as you get off the line normally. And then the "Vibration" subsides down as you go up the RPM as a normal driving pace. When you actually hammer the gas pedal in any gear, the Vibration comes back like if you are watching a LeMann's race car POV video on youtube. But for me at a consistent highway speed on 6th gear between 2 to 3.5k rpm what might not sound like audible vibration, was a very tiny "vibration" being emitted through the floor pan and the gas pedal. At first I didn't noticed till after 20 mins into the highway drive that my legs started to fatigue with some pins and needle feeling. At 35 mins of the drive mind you no stop and go traffic but at a constant 65-80 mph range, my shin and my foot area started to tingle more and felt a little numbing. Right when I got home at 45 mins, got out of the car and felt like I was standing on a sub-woofer blasting the entire time. Although the NVH was "silent" at highway speeds, there is truly still vibration being emitting through the chassis to my legs and obviously a tad in the seats but there is enough cushion between my butt on the seat to feel fatigued. I'm not quite sure this piece will be any better over time after the theoretical break-in which is where I am relying on owners that installed this mount 6 months ago that posted their initial impressions here to repost an update of their experience used on a daily driven CTR and not a Track only/weekend only type car use.

Now for those that reviewed their initial impressions, were you basing it on audible vibration or took a step back and check with your legs and feet as to what they tell you. Had I driven the car at a few stop and go lights and traveled less than 25 mins, I probably would of gave a more positive review. However I would like to shine the lime light for owners that plan to Daily drive this like I am currently doing and how you would need to coup with this. For me I will not be continuing the use of this item as I am not looking for world record launches at the drag strip. I'm not quite sure I would be able to use the rear engine mount to it's fullest if I do 70% daily and 30% track and 0% drag racing. It's not worth potential damaging my nerves from the vibration emitting off this mount for daily use. It is currently 2 hours after my drive and my legs finally stop vibrating and tingling. If my CTR was strictly a weekend toy and a track car, then I would probably reconsider it as I don't have to deal with numb legs each time I complete a 1 way 1 hour commute to work and 1 hour back from work to home usage.

PM me if you are interested in a less than 35 mile used 62a Hasport engine mount for sale. $110 Shipped USA.

I’ve got over 8000 miles on my Hasport 70A mount and I’m still loving it!
 

raytrix

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I still stand by what I wrote earlier whether it’s 10 miles or 10,000 miles. I’ll just leave it at that. :p I don’t get why people say it settles. Harder mounts never settle, IMHO. Think about it, to exaggerate, you went from soft to hard. It’s not going to go back to soft. If it does, there’s no point in upgrading for a few pulls or certain miles. Like I posted, I’ve had hard mounts before. When people say settle, they just get used to it like I did and do. Vibration and all that stuff is still there. It’s not like one day u start the car and tell yourself, ok, it’s settled. However, I do believe overtime the urethane or whatever plastic does break down, but it’s barely noticeable. I’m sure the current stuff is even more durable.
In my other car, I even thought about drilling holes in my mounts since they’re so hard and I’ve had them for more than 5 years.
Exactly. When people say it will settle down after break-in, I believe there is no such thing as settle down. It's more like use to it or numb to the sensation. It's best to ensure all the facts are out in the open. I purchased this item from a review thread in the past posted on the Si civic talking a out break-in and vibration goes away. After seeing the piece in person and driving with it, no way will this compound break down for a while without at least a few years of abuse. As you stated, harder mounts will never settle.
 

8yourv8

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So is there any point in upgrading the rear motor mount if you are never going to track the car and in my situation only drive 3000 miles a year?
 


raytrix

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So is there any point in upgrading the rear motor mount if you are never going to track the car and in my situation only drive 3000 miles a year?
If wheel hop is an issue for you that you want to reduce/eliminate as much as possible, then this would be the recommended upgrade but at a cost of NVH. Each individual sensitivity and adaptability is different. Who knows, maybe you will get use to it overtime like most people say.
 

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I have a few questions for members on this thread that all posted "I'll come back with feedback after break-in". Why hasn't anyone legitimately posted their experience after 100 miles, 500 miles, 1000 miles or the magical 2o00 miles break-in period that most people seem to spout in all these post. My best guess as to why they never came back to update their review is they probably sold it dude to not adapting to the NVH or their legs are already numb to NVH aka use to it that there is no change in their initial experience.

Here is my unbiased 35 mile review of the 62a Hasport rear mount that was driven in a 45 min drive for 35 miles straight in consistent 65-80mph speeds on the highway. This is installed on a CTR that is used as a daily driver and from my point of view as a Daily driver intended use.

Pro:
- Greatly reduce wheel hoping on launches at red light
- hard pulls onto on-ramps 1-2-3-4 gear you feel ever so slightly more planted but not 100% TCS proof

Middle Road:
- This mount along amplified what use to be a stock sounding exhaust to a very basey exhaust note in the cabinet. This is either a positive or a negative depending on if the driver wants a more race car like experience emitting off the resonance of the vibration on the chassis.

Con:
- Very deep amplified exhaust note between 1-1.3k RPM in 1st gear getting off the line
- Ball sac vibrates on the seat between 1-1.3k RPM in 1st gear getting off the line (women love this)
- Floor pan vibrates between 1-1.3k RPM in 1st gear getting off the line
-"Without" the break-in period, prepare for a leg tingling experience if you ever drove through lengthy drives at highway speeds. At first I though I was fine with the 1st gear get go vibration which is to be expected between 1-1.3k RPM the car very deeply vibrations as you get off the line normally. And then the "Vibration" subsides down as you go up the RPM as a normal driving pace. When you actually hammer the gas pedal in any gear, the Vibration comes back like if you are watching a LeMann's race car POV video on youtube. But for me at a consistent highway speed on 6th gear between 2 to 3.5k rpm what might not sound like audible vibration, was a very tiny "vibration" being emitted through the floor pan and the gas pedal. At first I didn't noticed till after 20 mins into the highway drive that my legs started to fatigue with some pins and needle feeling. At 35 mins of the drive mind you no stop and go traffic but at a constant 65-80 mph range, my shin and my foot area started to tingle more and felt a little numbing. Right when I got home at 45 mins, got out of the car and felt like I was standing on a sub-woofer blasting the entire time. Although the NVH was "silent" at highway speeds, there is truly still vibration being emitting through the chassis to my legs and obviously a tad in the seats but there is enough cushion between my butt on the seat to feel fatigued. I'm not quite sure this piece will be any better over time after the theoretical break-in which is where I am relying on owners that installed this mount 6 months ago that posted their initial impressions here to repost an update of their experience used on a daily driven CTR and not a Track only/weekend only type car use.

Now for those that reviewed their initial impressions, were you basing it on audible vibration or took a step back and check with your legs and feet as to what they tell you. Had I driven the car at a few stop and go lights and traveled less than 25 mins, I probably would of gave a more positive review. However I would like to shine the lime light for owners that plan to Daily drive this like I am currently doing and how you would need to coup with this. For me I will not be continuing the use of this item as I am not looking for world record launches at the drag strip. I'm not quite sure I would be able to use the rear engine mount to it's fullest if I do 70% daily and 30% track and 0% drag racing. It's not worth potential damaging my nerves from the vibration emitting off this mount for daily use. It is currently 2 hours after my drive and my legs finally stop vibrating and tingling. If my CTR was strictly a weekend toy and a track car, then I would probably reconsider it as I don't have to deal with numb legs each time I complete a 1 way 1 hour commute to work and 1 hour back from work to home usage.

PM me if you are interested in a less than 35 mile used 62a Hasport engine mount for sale. $110 Shipped USA.
I have only had mine 27WON mount for about a month and a half and this past weekend was the first highway miles trip I took with it and doing 70-80 was exhausting for my foot and legs. I don’t expect it to “break in” because one side is solid and the other is 90a urethane so I know what I was getting into from the start. However my daily commute is only 60 mph and I have noticed the noise go down but vibration stay consistent and at 60 mph there is hardly any vibration so it is a lot easier for me to bare it. But on this trip I just took to aliveate the leg fatigue I just set it on cruise control. The steerwheel vibrates a little but not enough to fatigue my arms at highways speeds. I also remember having a decent amount of vibration in my gas pedal when I had my stock mount on doing highway speeds though because I remember my foot going numb it just happens more noticeably and faster with the new mount. Even after a month though I am thoroughly please with my mount and am impressed with the design and quality of this mount 27WON has made. It has start up NVH and initial moving NVH but it isn’t unbarable. I will post more after more time but I’m pretty sure I’m going to maintain the same opinion because I daily my car and I don’t commute on highways. Hopefully this helped and I’m sorry your mount experience didn’t work out.
 

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My idle is set to 1100 and the mount is not noticeable in my SI. Been that way for 8k miles and I dont plan on changing. It is unbearable from below 1k on initial throttle blip and I can see it causing bad dash rattles long term....if you dont bump the idle up that is. I would suggest to all those tuned to try it and see what you think....

The car is stock feeling still and there are other benefits to a slightly higher idle of 380 rpm compared to factory.

The mount hasnt changed since initial install in almost 10k miles. I dont believe in a break in at this point.
 

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I have a few questions for members on this thread that all posted "I'll come back with feedback after break-in". Why hasn't anyone legitimately posted their experience after 100 miles, 500 miles, 1000 miles or the magical 2o00 miles break-in period that most people seem to spout in all these post. My best guess as to why they never came back to update their review is they probably sold it dude to not adapting to the NVH or their legs are already numb to NVH aka use to it that there is no change in their initial experience.

Here is my unbiased 35 mile review of the 62a Hasport rear mount that was driven in a 45 min drive for 35 miles straight in consistent 65-80mph speeds on the highway. This is installed on a CTR that is used as a daily driver and from my point of view as a Daily driver intended use.

Pro:
- Greatly reduce wheel hoping on launches at red light
- hard pulls onto on-ramps 1-2-3-4 gear you feel ever so slightly more planted but not 100% TCS proof

Middle Road:
- This mount along amplified what use to be a stock sounding exhaust to a very basey exhaust note in the cabinet. This is either a positive or a negative depending on if the driver wants a more race car like experience emitting off the resonance of the vibration on the chassis.

Con:
- Very deep amplified exhaust note between 1-1.3k RPM in 1st gear getting off the line
- Ball sac vibrates on the seat between 1-1.3k RPM in 1st gear getting off the line (women love this)
- Floor pan vibrates between 1-1.3k RPM in 1st gear getting off the line
-"Without" the break-in period, prepare for a leg tingling experience if you ever drove through lengthy drives at highway speeds. At first I though I was fine with the 1st gear get go vibration which is to be expected between 1-1.3k RPM the car very deeply vibrations as you get off the line normally. And then the "Vibration" subsides down as you go up the RPM as a normal driving pace. When you actually hammer the gas pedal in any gear, the Vibration comes back like if you are watching a LeMann's race car POV video on youtube. But for me at a consistent highway speed on 6th gear between 2 to 3.5k rpm what might not sound like audible vibration, was a very tiny "vibration" being emitted through the floor pan and the gas pedal. At first I didn't noticed till after 20 mins into the highway drive that my legs started to fatigue with some pins and needle feeling. At 35 mins of the drive mind you no stop and go traffic but at a constant 65-80 mph range, my shin and my foot area started to tingle more and felt a little numbing. Right when I got home at 45 mins, got out of the car and felt like I was standing on a sub-woofer blasting the entire time. Although the NVH was "silent" at highway speeds, there is truly still vibration being emitting through the chassis to my legs and obviously a tad in the seats but there is enough cushion between my butt on the seat to feel fatigued. I'm not quite sure this piece will be any better over time after the theoretical break-in which is where I am relying on owners that installed this mount 6 months ago that posted their initial impressions here to repost an update of their experience used on a daily driven CTR and not a Track only/weekend only type car use.

Now for those that reviewed their initial impressions, were you basing it on audible vibration or took a step back and check with your legs and feet as to what they tell you. Had I driven the car at a few stop and go lights and traveled less than 25 mins, I probably would of gave a more positive review. However I would like to shine the lime light for owners that plan to Daily drive this like I am currently doing and how you would need to coup with this. For me I will not be continuing the use of this item as I am not looking for world record launches at the drag strip. I'm not quite sure I would be able to use the rear engine mount to it's fullest if I do 70% daily and 30% track and 0% drag racing. It's not worth potential damaging my nerves from the vibration emitting off this mount for daily use. It is currently 2 hours after my drive and my legs finally stop vibrating and tingling. If my CTR was strictly a weekend toy and a track car, then I would probably reconsider it as I don't have to deal with numb legs each time I complete a 1 way 1 hour commute to work and 1 hour back from work to home usage.

PM me if you are interested in a less than 35 mile used 62a Hasport engine mount for sale. $110 Shipped USA.
Thanks for writing this post.

This is exactly the type of feedback I was looking for. I have had several folks say if you want comfort for your daily driver, do not get a different rear mount. I also don't want to have to set my idle speed to 1200 rpm just so it can feel normal. And I agree, I'm sure a lot of the break-in is simply getting used to the feeling of the NVH.
 

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If energy suspension comes out with mount inserts to fill the factory gaps Im going to switch to those with a factory R mount and get rid of the hasport. Hasport should make a less than 62a duro option. I can not imagine the stiffer duro options.
 


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My idle is set to 1100 and the mount is not noticeable in my SI. Been that way for 8k miles and I dont plan on changing. It is unbearable from below 1k on initial throttle blip and I can see it causing bad dash rattles long term....if you dont bump the idle up that is. I would suggest to all those tuned to try it and see what you think....

The car is stock feeling still and there are other benefits to a slightly higher idle of 380 rpm compared to factory.

The mount hasnt changed since initial install in almost 10k miles. I dont believe in a break in at this point.
While I haven't touched my Type R yet, my old 07 turbo sentra had a solid chromoly steel motor mount. It was solid on both sides. My tuner raised my idle from ~700 to 1000 and it felt stock both on takeoff and highway. I can agree with this. I don't know what benefits there are for raising the stock idle other than that, but I never noticed any bad effects, except for a louder than normal idle on cold startup.

Keep in mind when it comes to NVH, I'm the biggest carebear in the world, so even feeling SOME would be a hard no for me.
 

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While I haven't touched my Type R yet, my old 07 turbo sentra had a solid chromoly steel motor mount. It was solid on both sides. My tuner raised my idle from ~700 to 1000 and it felt stock both on takeoff and highway. I can agree with this. I don't know what benefits there are for raising the stock idle other than that, but I never noticed any bad effects, except for a louder than normal idle on cold startup.

Keep in mind when it comes to NVH, I'm the biggest carebear in the world, so even feeling SOME would be a hard no for me.
Hot idle oil/coolant flow through the engine increases, more engine vacuum in the crank case creating better ring sealing. Engine accessories function better such as alternator charging and a/c compressor efficiency. New cars idle so low because 1) they can and smoothly 2) emissions/epa ratings. My car will definitely be the guinea pig cause I am approaching 10k miles with it like this with zero negatives thus far.
 

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I have a few questions for members on this thread that all posted "I'll come back with feedback after break-in". Why hasn't anyone legitimately posted their experience after 100 miles, 500 miles, 1000 miles or the magical 2o00 miles break-in period that most people seem to spout in all these post. My best guess as to why they never came back to update their review is they probably sold it dude to not adapting to the NVH or their legs are already numb to NVH aka use to it that there is no change in their initial experience.

Here is my unbiased 35 mile review of the 62a Hasport rear mount that was driven in a 45 min drive for 35 miles straight in consistent 65-80mph speeds on the highway. This is installed on a CTR that is used as a daily driver and from my point of view as a Daily driver intended use.

Pro:
- Greatly reduce wheel hoping on launches at red light
- hard pulls onto on-ramps 1-2-3-4 gear you feel ever so slightly more planted but not 100% TCS proof

Middle Road:
- This mount along amplified what use to be a stock sounding exhaust to a very basey exhaust note in the cabinet. This is either a positive or a negative depending on if the driver wants a more race car like experience emitting off the resonance of the vibration on the chassis.

Con:
- Very deep amplified exhaust note between 1-1.3k RPM in 1st gear getting off the line
- Ball sac vibrates on the seat between 1-1.3k RPM in 1st gear getting off the line (women love this)
- Floor pan vibrates between 1-1.3k RPM in 1st gear getting off the line
-"Without" the break-in period, prepare for a leg tingling experience if you ever drove through lengthy drives at highway speeds. At first I though I was fine with the 1st gear get go vibration which is to be expected between 1-1.3k RPM the car very deeply vibrations as you get off the line normally. And then the "Vibration" subsides down as you go up the RPM as a normal driving pace. When you actually hammer the gas pedal in any gear, the Vibration comes back like if you are watching a LeMann's race car POV video on youtube. But for me at a consistent highway speed on 6th gear between 2 to 3.5k rpm what might not sound like audible vibration, was a very tiny "vibration" being emitted through the floor pan and the gas pedal. At first I didn't noticed till after 20 mins into the highway drive that my legs started to fatigue with some pins and needle feeling. At 35 mins of the drive mind you no stop and go traffic but at a constant 65-80 mph range, my shin and my foot area started to tingle more and felt a little numbing. Right when I got home at 45 mins, got out of the car and felt like I was standing on a sub-woofer blasting the entire time. Although the NVH was "silent" at highway speeds, there is truly still vibration being emitting through the chassis to my legs and obviously a tad in the seats but there is enough cushion between my butt on the seat to feel fatigued. I'm not quite sure this piece will be any better over time after the theoretical break-in which is where I am relying on owners that installed this mount 6 months ago that posted their initial impressions here to repost an update of their experience used on a daily driven CTR and not a Track only/weekend only type car use.

Now for those that reviewed their initial impressions, were you basing it on audible vibration or took a step back and check with your legs and feet as to what they tell you. Had I driven the car at a few stop and go lights and traveled less than 25 mins, I probably would of gave a more positive review. However I would like to shine the lime light for owners that plan to Daily drive this like I am currently doing and how you would need to coup with this. For me I will not be continuing the use of this item as I am not looking for world record launches at the drag strip. I'm not quite sure I would be able to use the rear engine mount to it's fullest if I do 70% daily and 30% track and 0% drag racing. It's not worth potential damaging my nerves from the vibration emitting off this mount for daily use. It is currently 2 hours after my drive and my legs finally stop vibrating and tingling. If my CTR was strictly a weekend toy and a track car, then I would probably reconsider it as I don't have to deal with numb legs each time I complete a 1 way 1 hour commute to work and 1 hour back from work to home usage.

PM me if you are interested in a less than 35 mile used 62a Hasport engine mount for sale. $110 Shipped USA.
I have done close to 1.5K miles on the 27 Won mount. At this point the mount had settled down yes I said it! it settled down. What it turn out to be vibrations on the whole car at cold starts and vibrations all over the car on low speeds now its really quiet at cold start almost unnoticeable.

NVH:

Bad
-first gear when taking off will vibrate the front end
-after 4k rpms(sounds like a race car) under 4k feels stock.
-exhaust noise changed sounds droney(checked for leaks there is none, this increase in noise is expected)
**Not applicable as the issue was there prior to the mount but my trans whined on second gear between 25000-3500. (Pretty much now after the mount all my gears make a loud whine especially 6th gear)

Within the next 5-10k miles the mount should be settled down completely. I believe that those stating that stiffer mounts never settle down never had a aftermarket rear engine mount before or never gave them chance to settle. This is not my first rodeo, my other car has a 90A bushing insert and it was horrible when I installed it to the point I wanted to take it out. I sucked it up and after a couple of months it settle down not like it will feel stock but like 75% NVH gone. Im expecting the same with the 27WON
 

PowerPerLiter

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Just to add (and of course with the differences in design between the hasport and 27won results could absolutely vary) The change with mine was WAY more dramatic than expected and I did expect some change (I have used all solid urethane mounts in my bc280 cam built dsm for 12+ years, as well as my built turbo buick). Both of those the change was barely noticeable. But I almost didnt make it out of the lot of my dealership before taking it back off of my civic (i was a little pissed at how bad it was considering I went with the softest available option)...Im no complainer and sucked it up to see if it would settle. The hasport doesnt. Unless I need to keep waiting until 20k or 30k or......................?

I found a work around and its all good with me now. Just stating my experiences. And this is my si not a type r which could also be much different.
 

akadic

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Regarding the "breaking in" vs "I got used to it". Vendors claim that there is a break in perdiod, this is from Boomba:

"As with any aftermarket motor mount, there will be added NVH(noise vibration harshness) that wasn't there before. These mounts take 1,000 to 2,000 miles to fully break in. "

I have the Cusco one which is rated at 90A. There is a difference between day 1 and now (couple months down the road). The steering wheel was shaking like a washing machine day 1, I thought about taking it off but gave it a few days. It definitively has some settling in.
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