Hooker Exhaust Manifolds - 2-1/2 in Outlet - Black Ceramic - Small Block Chevy (Pair) 13100905 six-point hex bolts stand up

six-point hex bolts stand up to repeated adjustments and feature an integral washer flange for greater load distribution

Bolts onto 6 bolt internally balanced crankshaft with 10-inch and 11

includes SFI tag

This kit includes 8 fuel injector fittings for fabricators who want to make their own multiport EFI intake manifolds

weld-in 3-1/2" long threaded pipe adapters

Hooker Exhaust Manifolds - 2-1/2 in Outlet - Black Ceramic - Small Block Chevy (Pair) 13100905 six-point hex bolts stand upThese manifolds do not fit 1st generation F Body cars. These cast exhaust manifolds have been designed to fit into a wide variety of replacement and engine swap applications, with final outlet connections to be fabricated by the installer. The manifolds will not directly bolt onto factory downpipes. Made from high silicon molybdenum ductile iron for high temperature strength plus resistance to oxidation and cracking Designed with a larger 1 5 8" cross