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COMP Cams Big Mutha' Thumpr 243/257 Hydraulic Roller Cam K-Kit for 114 vehicles
Part # K20-603-9
Description
K-KIT - Complete Kit Includes: Camshaft, Lifters, Valve Springs, Retainers, Valve Locks, Valve Stem Seals, Timing Chain Set, Assembly Lube (in flat tappet applications), Decals and Instructions.
Specifications
| Advertised Exhaust Duration | 319 deg |
|---|---|
| Advertised Intake Duration | 299 deg |
| Amazon ASIN | B001GF123C |
| Assembly Lubricant Included | No |
| Basic Operating RPM Range | 2,500-6,200 RPM |
| C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965? | Yes, but must meet tailpipe emission standards for year of vehicle. |
| C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967? | Yes, but must meet tailpipe emission standards for year of vehicle. |
| C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967? | Yes, but must meet tailpipe emission standards for year of vehicle. |
| C.A.R.B. Exempt for On-Road Vehicles? | No |
| C.A.R.B. Exempt for Racing and Off-Road Only Vehicles? | Yes, but must be a race/competition only vehicle. |
| Cam Type | Hydraulic Roller |
| Camshaft Material | Billet Steel |
| Camshaft Series | Thumpr |
| Engine Family | Chrysler 273-360 c.i. 8 Cylinder (1964-2002) |
| Exhaust Duration at .050 inch Lift | 257 deg |
| Exhaust Valve Lift | 0.519 in |
| Gaskets Included | No |
| Intake Duration at .050 Inch Lift | 243 deg |
| Intake Valve Lift | 0.533 in |
| Kit Type | K-Kit - Complete Kit |
| Lifter Type | Hydraulic Roller |
| Lifters Included | Yes |
| Lobe Separation | 107 deg |
| Usage | Street/Strip |
| Valve Springs Included | Yes |
| UPC / GTIN | 00036584153634 |
| Year | Make | Model | Engine |
|---|---|---|---|
| 1967 | Bristol | 409 | 5.2L V8 |
| 1967 - 1969 | Bristol | 410 | 5.2L V8 |
| 1975 - 1982 | Chrysler | Cordoba | 5.2L V8, 5.9L V8 |
| 1983 | Chrysler | Cordoba | 5.2L V8 |
| 1983 - 1989 | Chrysler | Fifth Avenue | 5.2L V8 |
| 1981 - 1983 | Chrysler | Imperial | 5.2L V8 |
| 1977 | Chrysler | LeBaron | 5.2L V8 |
| 1978 - 1981 | Chrysler | LeBaron | 5.2L V8, 5.9L V8 |
| 1982 | Chrysler | LeBaron | 5.9L V8 |
| 1971 - 1978 | Chrysler | Newport | 5.9L V8 |
| 1979 - 1980 | Chrysler | Newport | 5.2L V8, 5.9L V8 |
| 1981 | Chrysler | Newport | 5.2L V8 |
| 1977 - 1978 | Chrysler | New Yorker | 5.9L V8 |
| 1979 - 1980 | Chrysler | New Yorker | 5.2L V8, 5.9L V8 |
| 1981 - 1982 | Chrysler | New Yorker | 5.2L V8 |
| 1978 - 1979 | Chrysler | Town & Country | 5.2L V8, 5.9L V8 |
| 1980 - 1981 | Chrysler | Town & Country | 5.2L V8 |
| 1976 - 1980 | Chrysler | Valiant | 5.9L V8 |
| 1970 | Dodge | A100 | 5.2L V8 |
| 1968 - 1969 | Dodge | A100 Truck | 5.2L V8 |
| 1976 - 1980 | Dodge | Aspen | 5.2L V8, 5.9L V8 |
| 1975 | Dodge | B100 | 5.2L V8 |
| 1976 - 1978 | Dodge | B100 | 5.2L V8, 5.9L V8 |
| 1979 - 1980 | Dodge | B100 | 5.2L V8 |
| 1971 - 1974 | Dodge | B100 Van | 5.2L V8, 5.9L V8 |
| 1981 - 1991 | Dodge | B150 | 5.2L V8 |
| 1975 - 1980 | Dodge | B200 | 5.2L V8, 5.9L V8 |
| 1971 - 1974 | Dodge | B200 Van | 5.2L V8, 5.9L V8 |
| 1981 | Dodge | B250 | 5.2L V8, 5.9L V8 |
| 1982 - 1983 | Dodge | B250 | 5.2L V8 |
| 1984 - 1991 | Dodge | B250 | 5.2L V8, 5.9L V8 |
| 1975 - 1980 | Dodge | B300 | 5.2L V8, 5.9L V8 |
| 1971 - 1974 | Dodge | B300 Van | 5.2L V8, 5.9L V8 |
| 1981 - 1991 | Dodge | B350 | 5.2L V8, 5.9L V8 |
| 1973 - 1980 | Dodge | CB300 | 5.2L V8, 5.9L V8 |
| 1970 | Dodge | Challenger | 5.2L V8, 5.6L V8 |
| 1971 - 1973 | Dodge | Challenger | 5.2L V8, 5.6L V8, 5.9L V8 |
| 1974 | Dodge | Challenger | 5.2L V8, 5.9L V8 |
| 1967 | Dodge | Charger | 4.5L V8, 5.2L V8 |
| 1968 - 1969 | Dodge | Charger | 5.2L V8 |
| 1970 | Dodge | Charger | 5.2L V8, 5.6L V8 |
| 1971 - 1973 | Dodge | Charger | 5.2L V8, 5.6L V8, 5.9L V8 |
| 1974 - 1978 | Dodge | Charger | 5.2L V8, 5.9L V8 |
| 1967 - 1968 | Dodge | Coronet | 4.5L V8, 5.2L V8 |
| 1969 | Dodge | Coronet | 5.2L V8 |
| 1970 | Dodge | Coronet | 5.2L V8, 5.6L V8 |
| 1971 - 1973 | Dodge | Coronet | 5.2L V8, 5.6L V8, 5.9L V8 |
| 1974 - 1976 | Dodge | Coronet | 5.2L V8, 5.9L V8 |
| 1975 - 1979 | Dodge | D100 | 5.2L V8, 5.9L V8 |
| 1980 | Dodge | D100 | 5.9L V8 |
| 1984 - 1988 | Dodge | D100 | 5.2L V8, 5.9L V8 |
| 1989 | Dodge | D100 | 5.2L V8 |
| 1976 - 1977 | Dodge | D100 Panel | 5.9L V8 |
| 1979 - 1980 | Dodge | D100 Panel | 5.9L V8 |
| 1968 - 1970 | Dodge | D100 Pickup | 5.2L V8 |
| 1971 - 1974 | Dodge | D100 Pickup | 5.2L V8, 5.9L V8 |
| 1967 | Dodge | D100 Series | 5.2L V8 |
| 1977 - 1991 | Dodge | D150 | 5.2L V8, 5.9L V8 |
| 1975 - 1980 | Dodge | D200 | 5.2L V8, 5.9L V8 |
| 1968 - 1970 | Dodge | D200 Pickup | 5.2L V8 |
| 1971 - 1974 | Dodge | D200 Pickup | 5.2L V8, 5.9L V8 |
| 1967 | Dodge | D200 Series | 5.2L V8 |
| 1981 - 1982 | Dodge | D250 | 5.2L V8, 5.9L V8 |
| 1983 | Dodge | D250 | 5.2L V8 |
| 1984 - 1991 | Dodge | D250 | 5.2L V8, 5.9L V8 |
| 1975 - 1980 | Dodge | D300 | 5.2L V8, 5.9L V8 |
| 1968 - 1970 | Dodge | D300 Pickup | 5.2L V8 |
| 1971 - 1974 | Dodge | D300 Pickup | 5.2L V8, 5.9L V8 |
| 1967 | Dodge | D300 Series | 5.2L V8 |
| 1981 - 1983 | Dodge | D350 | 5.2L V8, 5.9L V8 |
| 1984 - 1991 | Dodge | D350 | 5.9L V8 |
| 1978 - 1981 | Dodge | D400 | 5.9L V8 |
| 1978 - 1981 | Dodge | D450 | 5.9L V8 |
| 1989 - 1991 | Dodge | Dakota | 5.2L V8 |
| 1967 | Dodge | Dart | 4.5L V8 |
| 1968 - 1969 | Dodge | Dart | 4.5L V8, 5.2L V8, 5.6L V8 |
| 1970 | Dodge | Dart | 5.2L V8, 5.6L V8 |
| 1971 - 1973 | Dodge | Dart | 5.2L V8, 5.6L V8, 5.9L V8 |
| 1974 - 1976 | Dodge | Dart | 5.2L V8, 5.9L V8 |
| 1977 | Dodge | Dart | 5.9L V8 |
| 1980 | Dodge | Dart | 5.2L V8 |
| 1981 - 1982 | Dodge | Dart | 5.9L V8 |
| 1977 | Dodge | Diplomat | 5.2L V8 |
| 1978 - 1979 | Dodge | Diplomat | 5.2L V8, 5.9L V8 |
| 1980 - 1989 | Dodge | Diplomat | 5.2L V8 |
| 1989 - 1991 | Dodge | DM350 | 5.9L V8 |
| 1968 - 1974 | Dodge | M300 | 5.2L V8 |
| 1974 | Dodge | M350 | 5.2L V8 |
| 1978 - 1979 | Dodge | Magnum | 5.2L V8, 5.9L V8 |
| 1981 - 1982 | Dodge | Magnum | 5.9L V8 |
| 1970 - 1974 | Dodge | MB300 | 5.2L V8 |
| 1980 | Dodge | Mirada | 5.2L V8, 5.9L V8 |
| 1981 - 1983 | Dodge | Mirada | 5.2L V8 |
| 1968 - 1970 | Dodge | Monaco | 5.2L V8 |
| 1971 - 1978 | Dodge | Monaco | 5.2L V8, 5.9L V8 |
| 1967 - 1970 | Dodge | Polara | 5.2L V8 |
| 1971 | Dodge | Polara | 5.2L V8, 5.9L V8 |
| 1972 - 1973 | Dodge | Polara | 5.2L V8, 5.6L V8, 5.9L V8 |
| 1972 - 1974 | Dodge | R300 | 5.2L V8 |
| 1974 - 1991 | Dodge | Ramcharger | 5.2L V8, 5.9L V8 |
| 1978 - 1980 | Dodge | RD200 | 5.2L V8, 5.9L V8 |
| 1971 | Dodge | RM300 | 5.2L V8 |
| 1973 - 1974 | Dodge | RM300 | 5.2L V8 |
| 1971 | Dodge | RM350 | 5.2L V8 |
| 1974 | Dodge | RM350 | 5.2L V8 |
| 1975 | Dodge | Royal Monaco | 5.2L V8, 5.9L V8 |
| 1976 | Dodge | Royal Monaco | 5.9L V8 |
| 1977 | Dodge | Royal Monaco | 5.2L V8, 5.9L V8 |
| 1979 - 1980 | Dodge | St. Regis | 5.2L V8, 5.9L V8 |
| 1981 | Dodge | St. Regis | 5.2L V8 |
| 1975 - 1977 | Dodge | W100 | 5.2L V8, 5.9L V8 |
| 1984 - 1988 | Dodge | W100 | 5.2L V8, 5.9L V8 |
| 1989 | Dodge | W100 | 5.2L V8 |
| 1968 - 1971 | Dodge | W100 Pickup | 5.2L V8 |
| 1972 - 1974 | Dodge | W100 Pickup | 5.2L V8, 5.9L V8 |
| 1967 | Dodge | W100 Series | 5.2L V8 |
| 1977 - 1981 | Dodge | W150 | 5.2L V8, 5.9L V8 |
| 1982 - 1983 | Dodge | W150 | 5.2L V8 |
| 1984 - 1991 | Dodge | W150 | 5.2L V8, 5.9L V8 |
| 1975 - 1980 | Dodge | W200 | 5.2L V8, 5.9L V8 |
| 1968 - 1970 | Dodge | W200 Pickup | 5.2L V8 |
| 1971 - 1974 | Dodge | W200 Pickup | 5.2L V8, 5.9L V8 |
| 1967 | Dodge | W200 Series | 5.2L V8 |
| 1981 - 1982 | Dodge | W250 | 5.2L V8, 5.9L V8 |
| 1983 | Dodge | W250 | 5.2L V8 |
| 1984 - 1991 | Dodge | W250 | 5.2L V8, 5.9L V8 |
| 1975 - 1978 | Dodge | W300 | 5.2L V8, 5.9L V8 |
| 1979 | Dodge | W300 | 5.9L V8 |
| 1980 | Dodge | W300 | 5.2L V8, 5.9L V8 |
| 1968 - 1970 | Dodge | W300 Pickup | 5.2L V8 |
| 1971 - 1974 | Dodge | W300 Pickup | 5.2L V8, 5.9L V8 |
| 1967 | Dodge | W300 Series | 5.2L V8 |
| 1981 | Dodge | W350 | 5.9L V8 |
| 1982 - 1983 | Dodge | W350 | 5.2L V8, 5.9L V8 |
| 1984 - 1991 | Dodge | W350 | 5.9L V8 |
| 1967 - 1970 | Fargo | A100 Van | 5.2L V8 |
| 1967 - 1970 | Fargo | A108 Van | 5.2L V8 |
| 1971 - 1972 | Fargo | B100 Van | 5.2L V8 |
| 1971 - 1972 | Fargo | B200 Van | 5.2L V8 |
| 1971 - 1972 | Fargo | B300 Van | 5.2L V8 |
| 1967 | Fargo | D100 Panel Delivery | 5.2L V8 |
| 1967 - 1972 | Fargo | D100 Pickup | 5.2L V8 |
| 1967 - 1972 | Fargo | D110 Pickup | 5.2L V8 |
| 1967 | Fargo | D200 Panel Delivery | 5.2L V8 |
| 1967 - 1972 | Fargo | D200 Pickup | 5.2L V8 |
| 1967 - 1972 | Fargo | D210 Pickup | 5.2L V8 |
| 1967 | Fargo | W100 Panel Delivery | 5.2L V8 |
| 1967 - 1972 | Fargo | W100 Pickup | 5.2L V8 |
| 1969 - 1972 | Fargo | W110 Pickup | 5.2L V8 |
| 1967 - 1972 | Fargo | W200 Pickup | 5.2L V8 |
| 1967 | Plymouth | Barracuda | 4.5L V8, 5.2L V8 |
| 1968 | Plymouth | Barracuda | 4.5L V8, 5.2L V8, 5.6L V8 |
| 1969 - 1970 | Plymouth | Barracuda | 5.2L V8, 5.6L V8 |
| 1971 - 1973 | Plymouth | Barracuda | 5.2L V8, 5.6L V8, 5.9L V8 |
| 1974 | Plymouth | Barracuda | 5.2L V8, 5.9L V8 |
| 1967 - 1968 | Plymouth | Belvedere | 4.5L V8, 5.2L V8 |
| 1969 - 1970 | Plymouth | Belvedere | 5.2L V8 |
| 1971 | Plymouth | Belvedere | 5.6L V8 |
| 1967 | Plymouth | Belvedere II | 5.2L V8 |
| 1978 - 1989 | Plymouth | Caravelle | 5.2L V8 |
| 1970 | Plymouth | Cuda | 5.6L V8 |
| 1971 - 1972 | Plymouth | Cuda | 5.6L V8, 5.9L V8 |
| 1973 | Plymouth | Cuda | 5.2L V8, 5.6L V8, 5.9L V8 |
| 1974 | Plymouth | Cuda | 5.2L V8, 5.9L V8 |
| 1970 - 1973 | Plymouth | Duster | 5.2L V8, 5.6L V8 |
| 1974 - 1976 | Plymouth | Duster | 5.2L V8, 5.9L V8 |
| 1967 - 1970 | Plymouth | Fury | 5.2L V8 |
| 1971 - 1978 | Plymouth | Fury | 5.2L V8, 5.9L V8 |
| 1968 - 1970 | Plymouth | Fury I | 5.2L V8 |
| 1971 - 1974 | Plymouth | Fury I | 5.2L V8, 5.9L V8 |
| 1967 - 1970 | Plymouth | Fury II | 5.2L V8 |
| 1971 - 1974 | Plymouth | Fury II | 5.2L V8, 5.9L V8 |
| 1967 - 1970 | Plymouth | Fury III | 5.2L V8 |
| 1971 - 1974 | Plymouth | Fury III | 5.2L V8, 5.9L V8 |
| 1972 - 1977 | Plymouth | Gran Fury | 5.2L V8, 5.9L V8 |
| 1980 | Plymouth | Gran Fury | 5.2L V8, 5.9L V8 |
| 1981 - 1989 | Plymouth | Gran Fury | 5.2L V8 |
| 1968 | Plymouth | GTX | 5.2L V8 |
| 1975 | Plymouth | PB100 | 5.2L V8 |
| 1976 - 1978 | Plymouth | PB100 | 5.2L V8, 5.9L V8 |
| 1979 - 1980 | Plymouth | PB100 | 5.2L V8 |
| 1974 | Plymouth | PB100 Van | 5.2L V8, 5.9L V8 |
| 1981 | Plymouth | PB150 | 5.2L V8 |
| 1983 | Plymouth | PB150 | 5.2L V8 |
| 1975 - 1980 | Plymouth | PB200 | 5.2L V8, 5.9L V8 |
| 1974 | Plymouth | PB200 Van | 5.2L V8, 5.9L V8 |
| 1981 | Plymouth | PB250 | 5.2L V8, 5.9L V8 |
| 1982 - 1983 | Plymouth | PB250 | 5.2L V8 |
| 1975 - 1980 | Plymouth | PB300 | 5.2L V8, 5.9L V8 |
| 1974 | Plymouth | PB300 Van | 5.2L V8, 5.9L V8 |
| 1981 - 1983 | Plymouth | PB350 | 5.2L V8, 5.9L V8 |
| 1968 | Plymouth | Road Runner | 4.5L V8, 5.2L V8, 5.6L V8 |
| 1971 - 1973 | Plymouth | Road Runner | 5.2L V8, 5.6L V8 |
| 1974 - 1975 | Plymouth | Road Runner | 5.2L V8, 5.9L V8 |
| 1967 | Plymouth | Satellite | 4.5L V8, 5.2L V8 |
| 1968 | Plymouth | Satellite | 4.5L V8, 5.2L V8, 5.6L V8 |
| 1969 - 1970 | Plymouth | Satellite | 5.2L V8, 5.6L V8 |
| 1971 - 1973 | Plymouth | Satellite | 5.2L V8, 5.6L V8, 5.9L V8 |
| 1974 | Plymouth | Satellite | 5.2L V8, 5.9L V8 |
| 1971 - 1976 | Plymouth | Scamp | 5.2L V8 |
| 1974 - 1981 | Plymouth | Trailduster | 5.2L V8, 5.9L V8 |
| 1967 | Plymouth | Valiant | 4.5L V8 |
| 1968 - 1969 | Plymouth | Valiant | 4.5L V8, 5.2L V8, 5.6L V8 |
| 1970 | Plymouth | Valiant | 5.2L V8, 5.6L V8 |
| 1971 - 1973 | Plymouth | Valiant | 5.2L V8, 5.6L V8, 5.9L V8 |
| 1974 | Plymouth | Valiant | 5.2L V8, 5.9L V8 |
| 1975 | Plymouth | Valiant | 5.2L V8 |
| 1976 | Plymouth | Valiant | 5.2L V8, 5.9L V8 |
| 1967 | Plymouth | VIP | 5.2L V8 |
| 1976 - 1980 | Plymouth | Volare | 5.2L V8, 5.9L V8 |