1.5 Ratio Performance Roller Rocker Arm Assembly opt high perf heads MAKE MODEL YEAR BODY TYPE LB 002 1915 MAKE MODEL YEAR BODY TYPE Volkswagen Beetle 1949 1970 Convertible Volkswagen Beetle 1949 1977 Sedan Volkswagen Beetle 1949 1977 Sunroof Volkswagen Bus 1950 1967 Split Window Volkswagen Bus 1968 1971 Bay Window Volkswagen Karmann Ghia 1956 1974 Coupe Volkswagen Karmann Ghia 1957 1974 Convertible Volkswagen Super Beetle 1971 1977 Sedan Volkswagen Super Beetle 1971 1977 Sunroof Volkswagen Super Beetle 1971 1979 Convertible Volkswagen Thing 1973 1974 Base Part #: TM 1530 R Single Glass Pak Exhaust System so both screws and rockers shafts are fully lubricated These superior quality chromoly rockers are just the answer for high performance or drag race VW type 1