Dyno results
Thread Starter
Honda-Tech Member
iTrader: (1)
Joined: Oct 2002
Posts: 633
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From: des moines, IA, USA
Here are my dyno results for my H22.
Mod list includes:
H22A1 stock frm sleeved block
Stock crank
Eagle Rods
Wiseco 8.8:1 pistons (wiseco now saying 8.4:1)
ACL bearings
ARP head studs
Stock crank pulley
Balance shafts disconnected
JUN flywheel
Cometic HP headgasket
97 H22A4 type SH head
97 type SH cams
Stock header
2.5 inch race pipe (dumps before first 90 bend)
Ported, gasket matched, and modified IM (removed secondary IABs)
EGR blocked off
AEM cai
AEM pulleys
No A/C
stock feul/stock ignition

Second pull converted to hp/rpm (p13 ecu, stock maps)

Second pull in hp/mph (p13 ecu, stock maps)

First pull in hp/mph (p72 ecu, stock maps)
I did this to give me a baseline for the JE 11.5:1 setup, to see power gained.
On a mustang dynamometer, 136.1 hp isn't that bad, it is about what I figured.
Mike
Modified by h22apwrd95 at 4:34 PM 8/31/2003
Mod list includes:
H22A1 stock frm sleeved block
Stock crank
Eagle Rods
Wiseco 8.8:1 pistons (wiseco now saying 8.4:1)
ACL bearings
ARP head studs
Stock crank pulley
Balance shafts disconnected
JUN flywheel
Cometic HP headgasket
97 H22A4 type SH head
97 type SH cams
Stock header
2.5 inch race pipe (dumps before first 90 bend)
Ported, gasket matched, and modified IM (removed secondary IABs)
EGR blocked off
AEM cai
AEM pulleys
No A/C
stock feul/stock ignition

Second pull converted to hp/rpm (p13 ecu, stock maps)

Second pull in hp/mph (p13 ecu, stock maps)

First pull in hp/mph (p72 ecu, stock maps)
I did this to give me a baseline for the JE 11.5:1 setup, to see power gained.
On a mustang dynamometer, 136.1 hp isn't that bad, it is about what I figured.
Mike
Modified by h22apwrd95 at 4:34 PM 8/31/2003
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Nice Dyno. How did you upload that picture? All I can seem to do is use image station. http://www.imagestation.com/my...20run Please let me know how to do it. Thanks
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Riptide101 »</TD></TR><TR><TD CLASS="quote">Man, that dyno confuses the hell out of me. I didn't know that was possible. To have that high a figure of torque with that low hp figure. Someone please tell me thats right
</TD></TR></TABLE>
You can have a high tq number with low peak hp (see also: Diesel trucks
)
But for a Prelude motor, this dyno confuses the crap out of me too. The first dyno looks like a max torque of 110ft-lbs, and the rest are wacky. And why don't the ones that are converted vs. MPH have the same shape as the ones that are vs. RPM? As long as it's the in the same gear....
I'd love to see an explaination of why these look the way they do.
FyI, stock Si for reference:
</TD></TR></TABLE>
You can have a high tq number with low peak hp (see also: Diesel trucks
)But for a Prelude motor, this dyno confuses the crap out of me too. The first dyno looks like a max torque of 110ft-lbs, and the rest are wacky. And why don't the ones that are converted vs. MPH have the same shape as the ones that are vs. RPM? As long as it's the in the same gear....
I'd love to see an explaination of why these look the way they do.
FyI, stock Si for reference:
Thread Starter
Honda-Tech Member
iTrader: (1)
Joined: Oct 2002
Posts: 633
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From: des moines, IA, USA
I didn't understand the high torque # either. I dynoed in fourth gear, and when you are dynoing against mph instead of against rpm, it looks like the mustang dynamometer goes through a different equation to figure the numbers. I put the hp to rpm, to give you an idea of that curve against the hp to mph, then to compare the 2 ecus. I will get a hp to rpm for the p72 figured up when AI go back there next friday.
Mike
Mike
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by phil2000 »</TD></TR><TR><TD CLASS="quote">
You can have a high tq number with low peak hp (see also: Diesel trucks
)</TD></TR></TABLE>
Power is a function of torque with respect to RPM. Most big Turbo-Diesles only rev to 3000rpm and that is that.
You can have a high tq number with low peak hp (see also: Diesel trucks
)</TD></TR></TABLE>Power is a function of torque with respect to RPM. Most big Turbo-Diesles only rev to 3000rpm and that is that.
Originally Posted by TwoKSiR
Weak, ******* weak as hell. Take that **** to the dump and get a b series.




