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Rev · 01-05-2007, 07:31 PM

And put a heavy (black) secondary spring in the Holley to make the secondaries more difficult to open. That should detune it some. And reset the timing to about 5 degrees before TDC.

Rev

01-05-2007, 07:31 PM	#6
Rev Registered Member Join Date: Nov 1998 Location: Houston, Tx. Posts: 3,887	Re: Carb guys, I need advice And put a heavy (black) secondary spring in the Holley to make the secondaries more difficult to open. That should detune it some. And reset the timing to about 5 degrees before TDC. Rev __________________ '66 Coupe, 306, 350-375 HP, C-4, 13.07 e.t., 104.8 mph, 1/4 mi. O.B.C. #2 '66 coupe