COMP's Positive Stop PTFE valve seals offer more clearance for dual springs with better sealing than o-ring or umbrella seals. These 500 seals have a .630" outer diameter and fit applications with 5/16" valves and .530" OD valve guides.

This Part Fits:

Year	Make	Model	Submodel
1970-1971	Dodge	Challenger	Base
1970-1971	Dodge	Challenger	R/T
1969-1971	Dodge	Charger	500
1966-1971	Dodge	Charger	Base
1969	Dodge	Charger	Daytona
1967-1971	Dodge	Charger	R/T
1969	Dodge	Charger	SE
1971	Dodge	Charger	Special Edition
1971	Dodge	Charger	Super Bee
1966-1970	Dodge	Coronet	440
1966-1970	Dodge	Coronet	500
1966-1967,1970-1971	Dodge	Coronet	Base
1971	Dodge	Coronet	Brougham
1971	Dodge	Coronet	Crestwood
1971	Dodge	Coronet	Custom
1966,1968-1970	Dodge	Coronet	Deluxe
1967-1970	Dodge	Coronet	R/T
1968-1970	Dodge	Coronet	Super Bee
1966	Dodge	Monaco	Base
1966-1967	Dodge	Polara	Base
1966-1967	Plymouth	Belvedere	Base
1966-1967	Plymouth	Belvedere II	Base
1970-1971	Plymouth	Cuda	Base
1966	Plymouth	Fury	Base
1967-1971	Plymouth	GTX	Base
1968-1971	Plymouth	Road Runner	Base
1966-1967	Plymouth	Satellite	Base