Exhaust Valve

Help restore proper engine breathing and valvetrain performance with this replacement valve. Whether you're replacing a worn or damaged valve or completing a full engine rebuild, this essential component helps control the flow of air, fuel, and exhaust through the combustion chamber to keep your classic running properly. This valve fits 1970–1974 Buick Riviera, LeSabre and Electra; 1970–1971 Buick Skylark; 1970 Buick Wildcat and other models.

• Includes: 1 Valve
• Engine: 400 cid (6.6L) V8; 455 cid (7.5L) V8
• Valve Type: Exhaust
• Valve Specifications: 1.625 in valve head diameter
• Fitment Notes: Designed for 455 cid (7.5L) V8 engines, plus the 400 cid (6.6L) V8 in the 1969 GS 400 and 1969 Sportwagon. Each engine uses 8 exhaust valves. All applications use a 1.625 in valve head diameter.