Valve Lock

Help keep the valvetrain in your classic securely assembled with this replacement valve lock. Whether you're replacing worn hardware or tackling a full rebuild, this essential component helps secure the valve spring retainer to the valve stem. This Valve Lock fits 1978 Lincoln Continental and Mark V; 1970–1974 Mercury Monterey and Cougar; 1970–1971 Mercury Cyclone and other models.

• Includes: 1 Valve Lock
• Engine: 351 cid (5.8L) V8; 400 cid (6.6L) V8
• Fitment Notes: Intake position valve lock. The 1978 Lincoln Continental and 1978 Lincoln Mark V with the 400 cid (6.6L) V8 use 8 per vehicle; the 1970–1974 Mercury Monterey, Cougar, Montego, Marquis and Colony Park and the 1970–1971 Mercury Cyclone with the 351 cid (5.8L) V8 use 16 per vehicle