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These Stainless Works 304 stainless exhaust flanges are made as a matched pair for Small Block Ford 4.6L 3V round port headers with 1-5/8" primaries. Laser-cut from 3/8" thick 304 stainless steel, they offer improved resistance to heat-induced warping and durable mating surfaces for header installations. They are supplied to match factory-style porting and primary diameter for compatible 3V applications.
Stainless Works Small Block Ford 4.6L 3V Round Port Header 304SS Exhaust Flanges 1-5/8in Primaries
