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Primary air bleeds---check them out---are yours the screw in type??if so , suggest changing the primary outside to around .070--------or temp change sec ones to pri see if the idle changes

QFT carb if new should of been built to engine specs---------return it--------if returning it directly to QFT , give them your engine specs , gear ratios, type of driving you want to do---should be a...

thanks for the link--------I've read that several times and always look at the pics

OK------first choice-can you return the carb??? It sounds totally messed up and might be a return from someone previous and then sold to you-----

Power valve-suggest rated at half your idle...

I love it when someone pays big bucks for dyno and they run there test carb instead of the customers carb that will be used on the engine-whats the point??
Craig-------- if you want, I will guide...

did I miss it or ----what fuel pump do you have and what fuel pressure are you running?


Don't ever suck on a power valve to test it-that will only tell you if the diaphragm is leaking-------not...