Lifter Non Hydraulic, 23.9mm Fits all Type 4 (EACH) Web Cam the Pressure Control Unit Eliminates Size:.020 Case .010 Crank Thrust+4mm the Pressure Control Unit Eliminates the Need to Change Fuel Pumps When Converting MFI and CIS Injected Systems and Indicates the Fuel Pressure the System is Running At 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 T2 Buses : 1972 1978 Mechanical Lifters for Type4 and 914 engines