Big Block Chevy Weld Up Header Kit, 2 In Primary, 3.5 In Collector
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What's in the Box
These B/B Chevy (BBC) headers feature 18 gauge mild steel designed for many racing and rodding applications where 396, 402, 427, 454 and 502 Chevy engines are used. Headers have a 2" diameter tube and 3-1/2" diameter collector. Kit includes eight mandrel-bent primary tubes, two pre-formed collectors, two extra-thick oval port flanges, two gaskets and twelve header bolts.
Designed for the seasoned, hands-on enthusiast, weld up headers will require some cutting, fitting and welding.