Chevy SBC 350 Round Port Copper Exhaust Gasket Set Speedmaster Input shafts can withstand

Speedmaster Input shafts can withstand the stresses and the added power

this turnkey engine delivers modern usability with vintage legend

Since Chevrolet has made a variety of pulley diameters

heat-treated to a maximum strength of 190

Chevy SBC 350 Round Port Copper Exhaust Gasket Set Speedmaster Input shafts can withstandThese Speedmaster exhaust gaskets are made from thick copper, and feature an embossed ridge around the exhaust port for a tight, leakproof seal. The copper gaskets help even out the flow between the head and header flange to minimize warping. Also, they'll conform to rough or irregular surfaces to maintain a positive seal, while keeping the header bolts tight.