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Mercury Cougar Valve Locks

Looking for aftermarket parts to modify or upgrade your Mercury Cougar with valve locks? At Tunersports.com we carry a huge selection of the top name brand performance valve lock parts and accessories.

Valve Lock Parts:

Only show in-stock parts

COMP Cams Valve Lock Sets

OUT OF STOCK 614-16 retainer.... COMP Cams Super Valve Locks +.050 11/32 1970-1970 Mercury Cougar Boss 429 / Cobra Jet 1970-1971 Mercury Cougar Base / XR-7 1973-1973 Mercury Cougar Base 1973-1976 Mercury Cougar XR-7 $65.20 Details

COMP Cams Valve Locks

IN STOCK - DROPSHIPS 614-1 retainer.... COMP Cams Super Valve Lock +.050 11/32in 1970-1970 Mercury Cougar Boss 429 / Cobra Jet 1970-1971 Mercury Cougar Base / XR-7 1973-1973 Mercury Cougar Base 1973-1976 Mercury Cougar XR-7 $28.22 Details