2017 1.5 MT Dyno Results

Hondata

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We've just dynoed a 2017 1.5 MT 4 door Civic, and the results are very promising. The car was completely stock with 400 miles on the odometer.

On 87 octane this car made 190 hp and 190 lb-ft of torque. We were a little surprised so we compared this to our 2012 Civic Si.





Honda Civic 10th gen 2017 1.5 MT Dyno Results CIvic 17 MT stock

You can see the Si makes more power at the top of the rev range but the 1.5 turbo makes more power and torque from 2000-5900 rpm.

Honda Civic 10th gen 2017 1.5 MT Dyno Results Civic 17 MT vs 12 S
 

Civics4Ever

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Impressive!
 


LoveToDrive

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Huh, interesting, and pretty exciting, actually. Somewhat bittersweet. The character of Honda has officially changed.
 

Design

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Great results. It's important to note this was done on the same Dynapack as my MS3. Church's readings have about a 4-6% drivetrain loss but inflate slightly due to the absence of rotational mass from the front wheels. It's incredibly accurate (especially alongside the Si) but the results are not true WHP.

Jeff and Shawn added some comments as well, to help explain the results. Take them for what they're worth:

JeffX said:
Hondata recently dyno tested a 2017 Honda Civic EX-T 6MT sedan. The EX-T sedan 6MT uses the L15B7 engine, rated at 174hp@5500rpm and 167lb-ft@1800-5500rpm. (Note: This is potentially different from the new L15BA that's found in the Civic 5-door Sport 6MT, which Honda rates at 180hp@5500rpm and 177lb-ft@1900-5000rpm. We're not quite sure what the actual difference are, just yet, though).

As you can see from the following plots, it appears that Honda may be sandbagging a little bit on the real numbers that the L15B7 can generate. The plot that you see is the car as it was tested following a full ECU reset, which means the ECU assumed the lowest "safe" octane rating and ran with the safest parameters (which would be something below 87). There was actually 91 octane in it, and after Hondata had made multiple passes on the dyno, it had time to "learn" the actual octane of the fuel, the final numbers settled out at around +10hp and +10lb-ft across the board. So, that's over 200hp and over 200lb-ft (hopefully we can get our hands on those plots soon).

Note that this is not necessarily WHEEL horsepower, as you normally see from dynojets. This particular dyno (Church Automotive, in LA) typically correlates pretty closely to the rated crankshaft figures.

After speaking with Doug @ Hondata, he said that on an ECU that has "learned" the 87 octane fuel, these figures should be a bit higher (around 2-3hp). And filling up your 6MT Civic 1.5T with premium should result in another 5-7 hp on top of that gain for a total of right around 200hp.
Shawn Church said:
Just as a heads up, Hondata prefers to use the older SAE correction factor. On all new cars we prefer to use the new SAE j1349 correction which is how all new cars are rated. The old factor corrects to a 59F standard temp while the new j1349 is 80F I believe. The newer correction uses a higher humidity too I believe. The new factor is about 4% lower.
 

DarkLight

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These numbers are definitely "generous." Put that thing on a real dyno like a Mustang or Dyno Dynamics then see what it gets.
 

nathanzachary

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Nice information (as always) from Hondata. I put in my order for a 2017 EX-T 6MT early last week, and am hoping for either a January or February 2017 delivery date.
 


blubarracuda

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Excuse my ignorance, but does this mean the CVT 1.5 Turbos are underrated as well? Could the MT transmission increase horsepower/torque OR could the MT transmission be easier to Dyno accurately?
 
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Hondata

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Yes, the CVT is also under-rated, and
yes the MT is far, far easier to dyno accurately, and
yes the MT will have less drivetrain loss than the CVT.

But the CVT has the advantage that it is always much closer to the correct gear for on-road performance and it has the advantage that it gets to the turbo spool RPM point faster.
 

Design

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These numbers are definitely "generous." Put that thing on a real dyno like a Mustang or Dyno Dynamics then see what it gets.
That's fair. But it's important to note that they compare the baseline of a stock Civic Si. From there we can estimate actual WHP, give or take a few, which is around 155.
 


 


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