My compression and boost
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Honda-Tech Member
Joined: May 2001
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From: bay area/socal, CA, USA
I just installed a cometic .043 headgasket on my gsr, which brings my comp down to 9.6:1, stock pistons and rods.
How much can i boost on this with just my inline pump and fmu? I have been running on .55 kgm of boost for over 6 months now.
Also, when i put in my hondata, 440's and intank, whats the most I can run with it tuned?
Thanks
How much can i boost on this with just my inline pump and fmu? I have been running on .55 kgm of boost for over 6 months now.
Also, when i put in my hondata, 440's and intank, whats the most I can run with it tuned?
Thanks
tuned with hondata...u probably could run anywhere from 10-13psi at least i believe
i run 10 psi with my setup all day long... u've seen my setup...so u kno...
i think i can run more tho
[Modified by JDMB16ACRX, 5:17 PM 3/5/2003]
i run 10 psi with my setup all day long... u've seen my setup...so u kno...

i think i can run more tho
[Modified by JDMB16ACRX, 5:17 PM 3/5/2003]
"Most boost" is a dangerous term. Depends on what turbo, gas, tuning, and timing... with 93 octane it should be at least 11 psi, so up to the limit of the stock MAP sensor... If you get the GM sensor, that won't be a problem.
If you tune with a WB, the 440cc injectors at stock presssure are good to like 260Whp at 80% duty at 12.5 A/R, so whatever that is in boost (usually around 10 psi) with your turbo. (T04?)
Don't be fooled into thinking boost=Hp or you can just run 15psi b/c your CR will handle it... it may not work with your setup real well. (exhaust, Waste gate, etc).
Unfortunately, there are no absolute rules... Hope this helps...
If you tune with a WB, the 440cc injectors at stock presssure are good to like 260Whp at 80% duty at 12.5 A/R, so whatever that is in boost (usually around 10 psi) with your turbo. (T04?)
Don't be fooled into thinking boost=Hp or you can just run 15psi b/c your CR will handle it... it may not work with your setup real well. (exhaust, Waste gate, etc).
Unfortunately, there are no absolute rules... Hope this helps...
Its accepted that stock ringlans give out at 300whp. Your fuel system will be your limiting factor concerning power. Im in the same boat. Like hybridsol said 250-260 @ 80% duty cycle. So basically, whatever amount of boost it takes to get there.
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