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Author Topic: ME9.2 BMW 4.4L V8 - not making power at top  (Read 2507 times)
Kompiesto
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« on: June 04, 2020, 09:31:10 PM »

Hi,

I tuned car for track. Is a wide-body E46 with 4.4L engine. Car have modded exhaust and cold air intake.

Some changes could be strange high because i tryied find why i cant make power.

I only i get more NM between 3000-5500rpm, like +45nm but at top rpm, moment go down to stock power 333-334hp.

I wanted get +10-20hp extra.

I tuning this type of engine/ecu first time. Will be gratefully for some tip.

File tuned.

I think something limiting me. Before tuning car i have afr like 11-10 now have 13-12,6 and not make more power, same power have on afr 11.

I can pay for help.

MŚ.
« Last Edit: June 05, 2020, 05:49:17 AM by Kompiesto » Logged
bamofo
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« Reply #1 on: June 05, 2020, 08:25:12 AM »

Hi,

I tuned car for track. Is a wide-body E46 with 4.4L engine. Car have modded exhaust and cold air intake.

Some changes could be strange high because i tryied find why i cant make power.

I only i get more NM between 3000-5500rpm, like +45nm but at top rpm, moment go down to stock power 333-334hp.

I wanted get +10-20hp extra.

I tuning this type of engine/ecu first time. Will be gratefully for some tip.

File tuned.

I think something limiting me. Before tuning car i have afr like 11-10 now have 13-12,6 and not make more power, same power have on afr 11.

I can pay for help.

MŚ.

do you have the OLS project you can share to help with this?
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Kompiesto
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« Reply #2 on: June 05, 2020, 10:31:32 PM »

Here You are

« Last Edit: June 07, 2020, 09:10:56 PM by Kompiesto » Logged
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