Chev 348 - 409 V8 'W' Series Engines Exhaust Manifold Gasket Set # ED7241 Cylinder Head with an added twist--the Qwick

with an added twist--the Qwick Tune secondary air valve

Maximum Advertised Horsepower Increase:60

This air valve can be easily adjusted to kick in the secondaries early or late--no extra springs are needed

ARP ALUM 12pt 7/16" X 2

1250 CFM Carburetor

Chev 348 - 409 V8 'W' Series Engines Exhaust Manifold Gasket Set # ED7241 Cylinder Head with an added twist--the QwickChev 348 409 V8 'W' Series Engines Exhaust Manifold Gasket Set # ED7241 DETAILS Edelbrock part #7241 Exhaust Gaskets are designed for 1958 1965 Chevy 348 409 "W Series" V8 engines. These Exhaust Gaskets are made of EnCore HTX 900; a high density non asbestos fiber metal core composite material consisting of two graphite coated, heat resistant fiber blended sheets that are mechanically and chemically fused to an expanded steel core. The finished