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 1955–1956 Pontiac Chieftain, Catalina and Star Chief.

• Includes: 1 Valve
• Engine: 287 cid (4.7L) V8; 316 cid (5.2L) V8
• Valve Type: Exhaust
• Valve Specifications: Steel valve with a head diameter of 1.500 in (38.100 mm) and one lock groove.
• Fitment Notes: Exhaust application. 1955 models use the 287 cid (4.7L) V8 and 1956 models use the 316 cid (5.2L) V8. Each engine uses 8 exhaust valves.