C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Optimal fuel pressure?

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Old May 2, 2005 | 04:28 AM
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jutammel
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Default Optimal fuel pressure?

What do you recommend for optimal fuel pressure (with and without vacuum) on 1988 vette with all the "cheap mods", high voltage ignition, ported plenum, no pre-cats, magnaflow cat-back and ram air?

Just got off the dyno and got 278hp from engine translated 262hp from rear wheels. Best torque was 530Nm.

My ignition timing was 7 degrees advance and I was thinking of trying new pull with 10 degrees and a little more optimised fuel pressure.
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