if you use the unported vacuum it will give you more advance at idle...this can help your idle quality if you have a cam with some overlap to it..also IMO it gives you quicker throttle response off the line
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67 lwb fleetside...first hotrod in 25 years...283..186 bowl ported heads..270h comp cam 600 1405...stealth intake..HEI..th350 with 2500 rpm stall..4:10 POSI
god I love to go fast
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It's called "drag racing" if they called it "tic..tic..WHAM!..BANG! F*&K!!!", they'd have to keep the magazines under the counter with the other men's publications
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67 lwb..first hotrod in 25 years..540 best ET is 9.45 @ 141.44
Anderson,CA
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