ok i think i not told you what i have all the way

68-74 sbc 350 stock
accel dis with vac
600cfm holley 4bbl vac sec
short accel spark plug-becuz of the header room i have
the damper is off a 94 sbc 350
the timing chain is for a 86 sbc
edelbrock intake
edelbrock cam match set for the intake and carb set up
stock rockers
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now the engine use to run good with the stock tbi off a 94 sbc.just not enough power becuz of the cam not working with the computer very good.
all i changed was the intake dis and put a carb on it.
hopefully this will help