COMP Cams Thumpr Camshaft CHEVROLET BEL AIR


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Part #: 11-600-8
Notes: Thumpr Camshaft
MSRP: $351.15
Your Price: $271.77
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Specs

Exhaust Duration 303
Exhaust Duration @ .050 in. 241
Exhaust Valve Lift(in) 0.53
Intake Duration 283
Intake Duration @ .050 in. 227
Intake Valve Lift(in) 0.547
Lifter Type Hydraulic Roller Retrofit
RPM Range 1000-7000
Usage Street/Performance

All Fitments

CHEVROLET
Year Model SubModel Cylinders Liter Aspiration Eng Desg. Fuel Notes
1965 - 1969 BEL AIR ALL V8 6.5 ALL ALL ALL
1970 - 1975 BEL AIR ALL V8 7.4 ALL ALL ALL
1965 - 1969 BISCAYNE ALL V8 6.5 ALL ALL ALL
1970 - 1972 BISCAYNE ALL V8 7.4 ALL ALL ALL
1973 - 1973 BLAZER ALL V8 7.4 ALL ALL ALL
1973 - 1973 BLAZER ALL V8 7.4 ALL ALL ALL w/ Z Engine VIN;
1975 - 1980 C10 ALL V8 7.4 ALL ALL ALL
1968 - 1969 C10 PICKUP ALL V8 6.5 ALL ALL ALL
1973 - 1974 C10 PICKUP ALL V8 7.4 ALL ALL ALL
1968 - 1969 C10 SUBURBAN ALL V8 6.5 ALL ALL ALL
1973 - 1980 C10 SUBURBAN ALL V8 7.4 ALL ALL ALL
1990 - 1993 C1500 ALL V8 7.4 ALL ALL ALL
1975 - 1986 C20 ALL V8 7.4 ALL ALL ALL
1968 - 1969 C20 PICKUP ALL V8 6.5 ALL ALL ALL
1973 - 1974 C20 PICKUP ALL V8 7.4 ALL ALL ALL
1968 - 1969 C20 SUBURBAN ALL V8 6.5 ALL ALL ALL
1973 - 1986 C20 SUBURBAN ALL V8 7.4 ALL ALL ALL
1991 - 1996 C2500 ALL V8 7.4 ALL ALL ALL
1992 - 1996 C2500 SUBURBAN ALL V8 7.4 ALL ALL ALL
1975 - 1986 C30 ALL V8 7.4 ALL ALL ALL
1968 - 1969 C30 PICKUP ALL V8 6.5 ALL ALL ALL
1973 - 1974 C30 PICKUP ALL V8 7.4 ALL ALL ALL
1988 - 1996 C3500 ALL V8 7.4 ALL ALL ALL
1967 - 1969 CAMARO ALL V8 6.5 ALL ALL ALL
1966 - 1969 CAPRICE ALL V8 6.5 ALL ALL ALL
1970 - 1976 CAPRICE ALL V8 7.4 ALL ALL ALL
1965 - 1970 CHEVELLE ALL V8 6.5 ALL ALL ALL
1970 - 1973 CHEVELLE ALL V8 7.4 ALL ALL ALL
1968 - 1968 CHEVY II ALL V8 6.5 ALL ALL ALL
1970 - 1974 CORVETTE ALL V8 7.4 ALL ALL ALL
1966 - 1970 EL CAMINO ALL V8 6.5 ALL ALL ALL
1970 - 1975 EL CAMINO ALL V8 7.4 ALL ALL ALL
1996 - 1996 EXPRESS 3500 ALL V8 7.4 ALL ALL ALL
1973 - 1974 G10 VAN ALL V8 7.4 ALL ALL ALL
1976 - 1976 G20 ALL V8 7.4 ALL ALL ALL
1973 - 1974 G20 VAN ALL V8 7.4 ALL ALL ALL
1975 - 1996 G30 ALL V8 7.4 ALL ALL ALL
1973 - 1974 G30 VAN ALL V8 7.4 ALL ALL ALL
1965 - 1969 IMPALA ALL V8 6.5 ALL ALL ALL
1970 - 1976 IMPALA ALL V8 7.4 ALL ALL ALL
1976 - 1979 K10 ALL V8 7.4 ALL ALL ALL
1980 - 1980 K10 ALL V8 7.4 ALL ALL ALL w/ S Engine VIN;
1980 - 1980 K10 ALL V8 7.4 ALL ALL ALL w/ W Engine VIN;
1968 - 1969 K10 PICKUP ALL V8 6.5 ALL ALL ALL
1974 - 1974 K10 PICKUP ALL V8 7.4 ALL ALL ALL
1968 - 1969 K10 SUBURBAN ALL V8 6.5 ALL ALL ALL
1976 - 1978 K20 ALL V8 7.4 ALL ALL ALL
1980 - 1980 K20 ALL V8 7.4 ALL ALL ALL w/ S Engine VIN;
1980 - 1980 K20 ALL V8 7.4 ALL ALL ALL w/ W Engine VIN;
1968 - 1969 K20 PICKUP ALL V8 6.5 ALL ALL ALL
1973 - 1974 K20 PICKUP ALL V8 7.4 ALL ALL ALL
1973 - 1973 K20 SUBURBAN ALL V8 7.4 ALL ALL ALL w/ Z Engine VIN;
1973 - 1985 K20 SUBURBAN ALL V8 7.4 ALL ALL ALL
1991 - 1996 K2500 ALL V8 7.4 ALL ALL ALL
1992 - 1996 K2500 SUBURBAN ALL V8 7.4 ALL ALL ALL
1977 - 1986 K30 ALL V8 7.4 ALL ALL ALL
1968 - 1969 K30 PICKUP ALL V8 6.5 ALL ALL ALL
1973 - 1974 K30 PICKUP ALL V8 7.4 ALL ALL ALL
1988 - 1996 K3500 ALL V8 7.4 ALL ALL ALL
1976 - 1978 K5 BLAZER ALL V8 7.4 ALL ALL ALL
1970 - 1972 KINGSWOOD ALL V8 7.4 ALL ALL ALL
1973 - 1975 LAGUNA ALL V8 7.4 ALL ALL ALL
1966 - 1967 MALIBU ALL V8 6.5 ALL ALL ALL
1973 - 1975 MALIBU ALL V8 7.4 ALL ALL ALL
1970 - 1975 MONTE CARLO ALL V8 7.4 ALL ALL ALL
1969 - 1970 NOVA ALL V8 6.5 ALL ALL ALL
1987 - 1988 R20 ALL V8 7.4 ALL ALL ALL
1987 - 1988 R20 SUBURBAN ALL V8 7.4 ALL ALL ALL
1989 - 1989 R2500 ALL V8 7.4 ALL ALL ALL
1989 - 1991 R2500 SUBURBAN ALL V8 7.4 ALL ALL ALL
1987 - 1988 R30 ALL V8 7.4 ALL ALL ALL
1989 - 1991 R3500 ALL V8 7.4 ALL ALL ALL
1970 - 1972 TOWNSMAN ALL V8 7.4 ALL ALL ALL
1987 - 1988 V20 SUBURBAN ALL V8 7.4 ALL ALL ALL
1990 - 1990 V2500 SUBURBAN ALL V8 7.4 ALL ALL ALL
1987 - 1988 V30 ALL V8 7.4 ALL ALL ALL
1989 - 1991 V3500 ALL V8 7.4 ALL ALL ALL
GMC
Year Model SubModel Cylinders Liter Aspiration Eng Desg. Fuel Notes
1975 - 1978 C15 ALL V8 7.4 ALL ALL ALL
1975 - 1978 C15 SUBURBAN ALL V8 7.4 ALL ALL ALL
1968 - 1969 C15/C1500 PICKUP ALL V8 6.5 ALL ALL ALL
1973 - 1974 C15/C1500 PICKUP ALL V8 7.4 ALL ALL ALL
1968 - 1969 C15/C1500 SUBURBAN ALL V8 6.5 ALL ALL ALL
1973 - 1974 C15/C1500 SUBURBAN ALL V8 7.4 ALL ALL ALL
1979 - 1980 C1500 ALL V8 7.4 ALL ALL ALL
1979 - 1980 C1500 SUBURBAN ALL V8 7.4 ALL ALL ALL
1975 - 1978 C25 ALL V8 7.4 ALL ALL ALL
1975 - 1978 C25 SUBURBAN ALL V8 7.4 ALL ALL ALL
1968 - 1969 C25/C2500 PICKUP ALL V8 6.5 ALL ALL ALL
1973 - 1974 C25/C2500 PICKUP ALL V8 7.4 ALL ALL ALL
1968 - 1969 C25/C2500 SUBURBAN ALL V8 6.5 ALL ALL ALL
1974 - 1974 C25/C2500 SUBURBAN ALL V8 7.4 ALL ALL ALL
1974 - 1974 C25/C2500 SUBURBAN ALL V8 7.4 ALL ALL ALL w/ Z Engine VIN;
1979 - 1996 C2500 ALL V8 7.4 ALL ALL ALL
1979 - 1996 C2500 SUBURBAN ALL V8 7.4 ALL ALL ALL
1992 - 1992 C2500 SUBURBAN ALL V8 5.7 ALL ALL ALL
1975 - 1978 C35 ALL V8 7.4 ALL ALL ALL
1968 - 1969 C35/C3500 PICKUP ALL V8 6.5 ALL ALL ALL
1973 - 1974 C35/C3500 PICKUP ALL V8 7.4 ALL ALL ALL
1979 - 1996 C3500 ALL V8 7.4 ALL ALL ALL
1975 - 1976 G25 ALL V8 7.4 ALL ALL ALL
1976 - 1976 G35 ALL V8 7.4 ALL ALL ALL
1988 - 1996 G3500 ALL V8 7.4 ALL ALL ALL
1973 - 1976 JIMMY ALL V8 7.4 ALL ALL ALL
1976 - 1976 K15 ALL V8 7.4 ALL ALL ALL
1968 - 1969 K15/K1500 PICKUP ALL V8 6.5 ALL ALL ALL
1968 - 1968 K15/K1500 SUBURBAN ALL V8 6.5 ALL ALL ALL
1974 - 1974 K15/K1500 SUBURBAN ALL V8 7.4 ALL ALL ALL
1979 - 1980 K1500 ALL V8 7.4 ALL ALL ALL
1976 - 1978 K25 ALL V8 7.4 ALL ALL ALL
1976 - 1977 K25 SUBURBAN ALL V8 7.4 ALL ALL ALL
1968 - 1969 K25/K2500 PICKUP ALL V8 6.5 ALL ALL ALL
1973 - 1974 K25/K2500 PICKUP ALL V8 7.4 ALL ALL ALL
1968 - 1968 K25/K2500 SUBURBAN ALL V8 6.5 ALL ALL ALL
1974 - 1974 K25/K2500 SUBURBAN ALL V8 7.4 ALL ALL ALL
1991 - 1996 K2500 ALL V8 7.4 ALL ALL ALL
1992 - 1996 K2500 SUBURBAN ALL V8 7.4 ALL ALL ALL
1968 - 1969 K35/K3500 PICKUP ALL V8 6.5 ALL ALL ALL
1973 - 1974 K35/K3500 PICKUP ALL V8 7.4 ALL ALL ALL
1979 - 1996 K3500 ALL V8 7.4 ALL ALL ALL
1987 - 1989 R2500 ALL V8 7.4 ALL ALL ALL
1987 - 1991 R2500 SUBURBAN ALL V8 7.4 ALL ALL ALL
1987 - 1991 R3500 ALL V8 7.4 ALL ALL ALL
1996 - 1996 SAVANA 3500 ALL V8 7.4 ALL ALL ALL
1971 - 1975 SPRINT ALL V8 7.4 ALL ALL ALL
1972 - 1972 SPRINT ALL V8 7.4 ALL ALL ALL w/ W Engine VIN;
1987 - 1991 V3500 ALL V8 7.4 ALL ALL ALL

Product Description

Thumpr Camshafts

  • Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods
  • Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note
  • Best with aftermarket converters and more rear gear

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