Thread: Camaro LT5
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Old 09-15-2020, 03:05 AM
CarlC CarlC is offline
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Quote:
Originally Posted by randy View Post
Fuel pressure question

When you turn the ignition on does the fuel pumps hold fuel rail pressure? Recently installed a lt4 in a friends 69 and ignition on the fuel pressure goes to 40ish and then drops to zero. Tested this with a online -6an fuel pressure gauge at the fuel inlet at the engine. My gmpp ls3 swap it will hold the fuel pressure with key on
What fuel pump is being used and how is it driven?
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