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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
The impeller and cavity have been custom CAD designed and engineered to be larger and more efficient to provide flow that is 40 percent greater than stock pumps
They are for small and big block Chevys
and use lightening holes in all rod throws
*Will not work on engines w/reverse flow heads as utilized on 1992-96 LT-1 Corvette
1" Phenolic / Bakelite Carburetor Spacer Open Center Port The impeller and cavity haveThe precise design of these Speedmaster carburetor spacers provides a smooth transition of fuel from the carburetor to the intake manifold, to increase flow for more performance. They also help to insulate the carburetor from engine heat and provide clearance for linkages.
