Quote:
Originally Posted by Megahurtz
You guys need to remember with DI spraying too early will just send fuel out of the exhaust valve. The goal is to get as much fuel into the combustion chamber in the spray window. There is no drop in power if you spray a little past 180 (BDC) because the piston speed is slower right after BDC and with aftermarket cams and boost, the intake valve is still open and assisting fuel mix with air in the chamber.
But if you really want to know what SOI And EOI window you car likes, put it on the dyno and test or take it to the track and test.
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Yep, dyno will definitely tell the tale! Here was my post from 2 years ago after specifically playing with SOI only on the dyno:
https://www.camaro6.com/forums/showp...3&postcount=20
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2017 Chevy Camaro 2SS A8 Whipple 3.0, Mast Black Label heads, Fore triple in-tank pumps, 112mm TB, LPE +52% injectors, LPE BB HPFP, 15” conversion 1059 WHP/944 WTQ, 9.48@150
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