Ford SB 289 302 351 Windsor Copper Exhaust Gasket Set Featuring a low profile design

Featuring a low profile design and a high flow runner design these manifolds will improve performance from 1500-6500 RPM range

further improve durability to make this heavy duty race the best option available for the TH400

Now you don't have to waste your time searching at swap meets or cleaning and painting less-than-desirable old brackets

They take the place of your head bolt washers and are hardened and chamfered

Ford SB 289 302 351 Windsor Copper Exhaust Gasket Set Featuring a low profile designThese 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.