Earls Brake Booster Check Valve - Billet Aluminum - 90 Degree - AT252007ERL Fuel-Vapor 6 V8 1974 - 1975

6 V8 1974 - 1975 Chevrolet Monte Carlo 400/6

The muffler cover is then installed forming a seal with the factory gasket

6L V8 1961 - 1967 Chevrolet C30

and the like

1961-1962 Oldsmobile 98 (Front Left or Front Right)

Earls Brake Booster Check Valve - Billet Aluminum - 90 Degree - AT252007ERL Fuel-Vapor 6 V8 1974 - 1975Overview: Earl's billet aluminum brake booster check valve replaces the OEM plastic valve for a clean custom appearance. Choose from black or clear anodized finish & (3) vacuum hose options (3 8" hose barb, 1 2" hose barb, or 6 AN male flare). Fits most brake boosters or vacuum canisters w 13 16" port (inside diameter of the grommet on the brake booster). Features: Billet Check Valve is More Attractive Than Plastic OEM Style Valve Machined from Billet