First off 1 turn out of the idle mixture screws may not be enough on a Holley.
Question that you need to provide answers for to recive maximum help.
What Cam are you running.
What's your idle vacuum.
What is your initial timing.
What's the motors compression
What Intake is the Carb sitting on.
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Wernher Von Braun warned before his retirement from NASA back in 1972, that the next world war would be against the ETs!
And he was not talking about 1/8 or 1/4 mile ETs!
1) 1940s 100% silver 4 cup tea server set.
Two dry rotted 14 x 10 Micky Thompson slicks.
1) un-mailed in gift coupon from a 1972 box of corn flakes.
Two pairs of brown leather flip flops, never seen more then 2 mph.
Education is what your left with once you forget things!
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