i have a set of older style gn1's they have been ported more on the flow ,my friend dusty had them checked for me at .500 they did 246 intake 206 exhaust.. i'm wanting to sell heads, stocker rocker with thicker shafts, head studs, pushrods to match heads for 1650 shipped in lower 48...
aslo have a stock intake done by champion for 1200 gasket to match heads, intake, chrome fuel rail, precision hat, and kenne bell 70 mm t/body, and 1/2 space for 750.00 shipped to lower 48...
I'M SELLING IN PACKAGE DEALS ONLY..... SO DONT ASK...
aslo have a stock intake done by champion for 1200 gasket to match heads, intake, chrome fuel rail, precision hat, and kenne bell 70 mm t/body, and 1/2 space for 750.00 shipped to lower 48...
I'M SELLING IN PACKAGE DEALS ONLY..... SO DONT ASK...