Comp Cams Thumpr, 283THR7 High Performance,Street,Choppy/Thumping Idle
Comp Cams Thumpr, 283THR7 High Performance,Street,Choppy/Thumping Idle
sku: 0HU8L | mpn: 20-600-9
Regular price
$599.66
Regular price
Sale price
$599.66
Shipping calculated at checkout.
To United StatesChange
Final options and totals are confirmed at checkout.
32 in stock
Not sure this is the right part? Ask us to check fitment. Include your year, make, model, engine and manufacturer part number.
Emissions
RACING/COMPETITION Use Only
California: Non-compliant parts may be used only on designated closed-course racing vehicles that are never registered for highway use.
Other: Please consult your local statutes and ordinances to ensure compliance with regional emissions standards.
Quantity
Shipping & returns
Shipping details
In-stock orders are processed within 48 hours; transit time is additional.
International orders include export processing and customs clearance. Duties, taxes and brokerage are extra; final freight charges may change after remeasurement.
Read the shipping policyThumpr", 283THR7 High Performance, Street, Choppy/Thumping Idle
Hydraulic Roller:High Performance street, stock converter ok, best with 2000+ converter & gears, choppy/thumping idle.
Specifications
Lifter Type: Hydraulic Roller Lifter
Engine Family: Chrysler 273-360 C.I. 8 CYL. 1964-2000
Cam Family: Thumpr" Retro-Fit Hydraulic Roller Camshafts
RPM Range: 1900 to 5600
Valve Timing: 0.006
Lobe Separation: 107°
Intake Centerline: 102°
Valve Lash: Hyd.(Intake)/ Hyd.(Exhaust)
Duration: 283(Intake)/ 303(Exhaust)
Duration @ .050" Lift: 227(Intake)/ 241(Exhaust)
Valve Lift: 0.513(Intake)/ 0.498(Exhaust)
Lobe Lift: 0.342(Intake)/ 0.332(Exhaust)
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1965 | Bristol | 408 | Base |
| 1965 - 1967 | Bristol | 409 | Base |
| 1967 - 1969 | Bristol | 410 | Base |
| 1964 - 1965 | Checker | Aerobus | Base |
| 1979 - 1980 | Chrysler | Cordoba | 300 |
| 1975 - 1983 | Chrysler | Cordoba | Base |
| 1980 | Chrysler | Cordoba | Crown |
| 1980 - 1982 | Chrysler | Cordoba | LS |
| 1983 - 1989 | Chrysler | Fifth Avenue | Base |
| 1981 - 1983 | Chrysler | Imperial | Base |
| 1977 - 1981 | Chrysler | LeBaron | Medallion, Base |
| 1978 | Chrysler | LeBaron | S |
| 1979 - 1981 | Chrysler | LeBaron | Salon |
| 1980 - 1981 | Chrysler | LeBaron | Special |
| 1981 | Chrysler | LeBaron | Town & Country |
| 1979 - 1982 | Chrysler | New Yorker | Base |
| 1977 - 1978 | Chrysler | New Yorker | Brougham |
| 1971 - 1981 | Chrysler | Newport | Base |
| 1971 - 1976 | Chrysler | Newport | Custom |
| 1971 - 1972 | Chrysler | Newport | Royal |
| 1978 - 1981 | Chrysler | Town & Country | Base |
| 1964 | Dodge | 330 | Base |
| 1964 | Dodge | 440 | Base |
| 1964 - 1965 | Dodge | 880 | Base, Custom |
| 1964 - 1970 | Dodge | A100 | Base |
| 1970 | Dodge | A100 | Sportsman |
| 1964 - 1970 | Dodge | A100 Truck | Base |
| 1968 - 1970 | Dodge | A100 Truck | Sportsman |
| 1976 - 1980 | Dodge | Aspen | Base |
| 1976 - 1977 | Dodge | Aspen | Special Edition, Custom |
| 1975 - 1980 | Dodge | B100 | Base |
| 1971 - 1974 | Dodge | B100 Van | Base, Sportsman |
| 1981 - 1994 | Dodge | B150 | Base |
| 1995 - 1998 | Dodge | B1500 | Base |
| 1997 | Dodge | B1500 | SE, Custom |
| 1997 - 1998 | Dodge | B1500 | SLT |
| 1975 - 1980 | Dodge | B200 | Base |
| 1971 - 1974 | Dodge | B200 Van | Base, Sportsman |
| 1972 - 1974 | Dodge | B200 Van | Maxi, Maxi Wagon |
| 1981 - 1994 | Dodge | B250 | Base |
| 1995 - 1998 | Dodge | B2500 | Base |
| 1997 | Dodge | B2500 | SE |
| 1997 - 1998 | Dodge | B2500 | SLT |
| 1975 - 1980 | Dodge | B300 | Base |
| 1972 - 1974 | Dodge | B300 Van | Maxi Wagon, Maxi |
| 1971 - 1974 | Dodge | B300 Van | Sportsman, Base |
| 1981 - 1994 | Dodge | B350 | Base |
| 1995 - 1998 | Dodge | B3500 | Base |
| 1997 - 1998 | Dodge | B3500 | SLT |
| 1973 - 1980 | Dodge | CB300 | Base |
| 1970 - 1974 | Dodge | Challenger | Base |
| 1970 - 1971 | Dodge | Challenger | R/T |
| 1972 | Dodge | Challenger | Rallye |
| 1970 | Dodge | Challenger | T/A |
| 1969 - 1971 | Dodge | Charger | 500 |
| 1966 - 1976 | Dodge | Charger | Base |
| 1969 | Dodge | Charger | Daytona, SE |
| 1967 - 1971 | Dodge | Charger | R/T |
| 1971 - 1978 | Dodge | Charger | Special Edition |
| 1976 | Dodge | Charger | Sport |
| 1971 | Dodge | Charger | Super Bee |
| 1965 - 1970 | Dodge | Coronet | 440, 500 |
| 1965 - 1976 | Dodge | Coronet | Base |
| 1971 - 1976 | Dodge | Coronet | Crestwood, Brougham |
| 1971 - 1975 | Dodge | Coronet | Custom |
| 1966 - 1970 | Dodge | Coronet | Deluxe |
| 1967 - 1970 | Dodge | Coronet | R/T |
| 1968 - 1970 | Dodge | Coronet | Super Bee |
| 1978 - 1979 | Dodge | D100 | Adventurer |
| 1975 - 1979 | Dodge | D100 | Base |
| 1977 - 1979 | Dodge | D100 | Club Cab |
| 1975 - 1989 | Dodge | D100 | Custom |
| 1979 | Dodge | D100 | Estacas, Warlock II |
| 1976 - 1978 | Dodge | D100 | Warlock |
| 1968 - 1974 | Dodge | D100 Pickup | Base |
| 1964 - 1967 | Dodge | D100 Series | Base |
| 1982 - 1988 | Dodge | D150 | Adventurer, Estacas |
| 1977 - 1993 | Dodge | D150 | Base |
| 1981 - 1988 | Dodge | D150 | Club Cab |
| 1978 - 1979 | Dodge | D150 | Li'l Red Express |
| 1982 - 1983 | Dodge | D150 | Miser |
| 1982 | Dodge | D150 | RAM, Equipado |
| 1990 - 1991 | Dodge | D150 | S |
| 1977 - 1980 | Dodge | D200 | Base |
| 1975 - 1976 | Dodge | D200 | Custom |
| 1968 - 1974 | Dodge | D200 Pickup | Base |
| 1964 - 1967 | Dodge | D200 Series | Base |
| 1981 - 1993 | Dodge | D250 | Base |
| 1986 - 1993 | Dodge | D250 | Club Cab, Prospector, Custom, Adventurer |
| 1975 - 1976 | Dodge | D300 | Custom |
| 1979 | Dodge | D300 | Estacas |
| 1975 - 1980 | Dodge | D300 | RD, Base |
| 1977 | Dodge | D300 | RS |
| 1968 - 1974 | Dodge | D300 Pickup | Base |
| 1964 - 1967 | Dodge | D300 Series | Base |
| 1981 - 1993 | Dodge | D350 | Base, RD |
| 1982 | Dodge | D350 | RS |
| 1978 - 1981 | Dodge | D400 | Base |
| 1978 - 1981 | Dodge | D450 | Base |
| 1989 - 1993 | Dodge | Dakota | LE |
| 1998 - 2002 | Dodge | Dakota | R/T |
| 1990 - 1993 | Dodge | Dakota | S |
| 1989 - 1991 | Dodge | Dakota | SE |
| 1989 | Dodge | Dakota | Shelby |
| 1994 - 2002 | Dodge | Dakota | SLT |
| 1989 - 2002 | Dodge | Dakota | Sport, Base |
| 2002 | Dodge | Dakota | SXT |
| 1994 - 1996 | Dodge | Dakota | WS |
| 1964 - 1968 | Dodge | Dart | 270 |
| 1976 | Dodge | Dart | 360 |
| 1964 - 1976 | Dodge | Dart | Base |
| 1969 - 1975 | Dodge | Dart | Custom |
| 1971 - 1972 | Dodge | Dart | Demon, Demon 340 |
| 1965 - 1969 | Dodge | Dart | GT |
| 1964 - 1969 | Dodge | Dart | GTS |
| 1971 - 1974 | Dodge | Dart | Special |
| 1973 - 1976 | Dodge | Dart | Sport |
| 1973 | Dodge | Dart | Sport 340 |
| 1974 - 1975 | Dodge | Dart | Sport 360, Special Edition |
| 1969 - 1976 | Dodge | Dart | Swinger |
| 1969 - 1970 | Dodge | Dart | Swinger 340 |
| 1975 - 1976 | Dodge | Dart | Swinger Special |
| 1977 - 1981 | Dodge | Diplomat | Base |
| 1977 - 1983 | Dodge | Diplomat | Medallion |
| 1978 | Dodge | Diplomat | S |
| 1979 - 1989 | Dodge | Diplomat | Salon |
| 1984 - 1989 | Dodge | Diplomat | SE |
| 1981 | Dodge | Diplomat | Sport |
| 1998 - 2001 | Dodge | Durango | Base |
| 2000 - 2002 | Dodge | Durango | R/T, Sport |
| 1998 - 2002 | Dodge | Durango | SLT Plus, SLT |
| 1968 - 1974 | Dodge | M300 | Base |
| 1978 - 1979 | Dodge | Magnum | XE |
| 1970 - 1974 | Dodge | MB300 | Base |
| 1981 - 1983 | Dodge | Mirada | Base |
| 1980 - 1983 | Dodge | Mirada | Special Coupe |
| 1968 | Dodge | Monaco | 500 |
| 1968 - 1978 | Dodge | Monaco | Base |
| 1974 - 1978 | Dodge | Monaco | Brougham |
| 1977 - 1978 | Dodge | Monaco | Crestwood |
| 1974 | Dodge | Monaco | Custom |
| 1975 - 1976 | Dodge | Monaco | Royal, Royal Brougham |
| 1968 - 1969 | Dodge | Polara | 500 |
| 1964 - 1973 | Dodge | Polara | Base |
| 1971 | Dodge | Polara | Brougham |
| 1970 - 1973 | Dodge | Polara | Custom |
| 1970 | Dodge | Polara | Special |
| 1972 - 1974 | Dodge | R300 | Base |
| 1974 | Dodge | R300 | Motorhome |
| 1994 - 1996 | Dodge | Ram 1500 | Base |
| 1994 - 2002 | Dodge | Ram 1500 | Custom |
| 1997 | Dodge | Ram 1500 | LT |
| 1994 - 1998 | Dodge | Ram 1500 | Lujo |
| 1998 - 2001 | Dodge | Ram 1500 | R/T |
| 1994 - 1997 | Dodge | Ram 1500 | Runner |
| 1999 - 2002 | Dodge | Ram 1500 | SLT |
| 1997 - 2001 | Dodge | Ram 1500 | Sport, WS, Laramie |
| 1997 - 1998 | Dodge | Ram 1500 | SS/T 5.9L |
| 1997 - 2002 | Dodge | Ram 1500 | ST |
| 1999 - 2002 | Dodge | Ram 1500 Van | SE, Base, SLT |
| 1994 - 2002 | Dodge | Ram 2500 | Base |
| 1995 - 2002 | Dodge | Ram 2500 | Custom |
| 1996 - 1997 | Dodge | Ram 2500 | Laramie |
| 1995 - 1998 | Dodge | Ram 2500 | Limited, Lujo |
| 1995 - 1997 | Dodge | Ram 2500 | Runner |
| 1999 - 2002 | Dodge | Ram 2500 | SLT |
| 1999 - 2002 | Dodge | Ram 2500 Van | SE, Base |
| 1999 | Dodge | Ram 2500 Van | SLT |
| 1994 - 2002 | Dodge | Ram 3500 | Base |
| 1995 - 2002 | Dodge | Ram 3500 | Custom |
| 1999 | Dodge | Ram 3500 | SLT |
| 1999 - 2002 | Dodge | Ram 3500 Van | SLT, Base, SE |
| 1974 - 1993 | Dodge | Ramcharger | Base |
| 1991 - 1993 | Dodge | Ramcharger | Canyon Sport |
| 1981 - 1993 | Dodge | Ramcharger | Royal SE |
| 1975 - 1980 | Dodge | Ramcharger | SE |
| 1978 - 1980 | Dodge | RD200 | Base |
| 1973 - 1974 | Dodge | RM300 | Base |
| 1971 - 1974 | Dodge | RM300 | Motorhome |
| 1971 - 1974 | Dodge | RM350 | Motorhome |
| 1975 - 1977 | Dodge | Royal Monaco | Base, Brougham |
| 1979 - 1981 | Dodge | St. Regis | Base |
| 1975 - 1989 | Dodge | W100 | Custom |
| 1968 - 1974 | Dodge | W100 Pickup | Base |
| 1964 - 1967 | Dodge | W100 Series | Base |
| 1977 - 1993 | Dodge | W150 | Base |
| 1990 - 1991 | Dodge | W150 | S |
| 1975 - 1980 | Dodge | W200 | Base |
| 1968 - 1974 | Dodge | W200 Pickup | Base |
| 1964 - 1967 | Dodge | W200 Series | Base |
| 1981 - 1993 | Dodge | W250 | Base |
| 1977 - 1980 | Dodge | W300 | Base |
| 1975 - 1976 | Dodge | W300 | Custom |
| 1968 - 1974 | Dodge | W300 Pickup | Base |
| 1964 - 1967 | Dodge | W300 Series | Base |
| 1981 - 1993 | Dodge | W350 | Base |
| 1966 | Griffith | 200 | Base |
| 1998 | Jeep | Grand Cherokee | 5.9 Limited |
| 1993 | Jeep | Grand Cherokee | Base |
| 1993 - 1998 | Jeep | Grand Cherokee | Limited, Laredo |
| 1995 - 1997 | Jeep | Grand Cherokee | Orvis |
| 1993 - 1995 | Jeep | Grand Cherokee | SE |
| 1997 - 1998 | Jeep | Grand Cherokee | TSi |
| 1993 | Jeep | Grand Wagoneer | Base |
| 1964 - 1974 | Plymouth | Barracuda | Base |
| 1970 - 1971 | Plymouth | Barracuda | Gran Coupe |
| 1964 - 1971 | Plymouth | Belvedere | Base |
| 1968 - 1971 | Plymouth | Belvedere | Satellite |
| 1965 - 1967 | Plymouth | Belvedere II | Base |
| 1970 - 1974 | Plymouth | Cuda | Base |
| 1970 - 1973 | Plymouth | Duster | 340 |
| 1974 - 1975 | Plymouth | Duster | 360 |
| 1970 - 1975 | Plymouth | Duster | Base |
| 1975 | Plymouth | Duster | Custom |
| 1976 | Plymouth | Duster | Sport |
| 1964 - 1978 | Plymouth | Fury | Base, Sport |
| 1971 - 1975 | Plymouth | Fury | Custom |
| 1968 - 1975 | Plymouth | Fury | Custom Suburban |
| 1970 - 1972 | Plymouth | Fury | Gran Coupe |
| 1972 | Plymouth | Fury | Gran Sedan |
| 1970 | Plymouth | Fury | GT, S-23 |
| 1974 | Plymouth | Fury | Police |
| 1976 - 1978 | Plymouth | Fury | Salon |
| 1970 - 1971 | Plymouth | Fury | Sport GT |
| 1968 - 1978 | Plymouth | Fury | Suburban, Sport Suburban |
| 1966 - 1969 | Plymouth | Fury | VIP |
| 1968 - 1974 | Plymouth | Fury I | Suburban, Base |
| 1965 - 1974 | Plymouth | Fury II | Base |
| 1968 - 1974 | Plymouth | Fury II | Custom Suburban |
| 1965 - 1974 | Plymouth | Fury III | Base |
| 1968 - 1974 | Plymouth | Fury III | Sport Suburban |
| 1972 - 1988 | Plymouth | Gran Fury | Base |
| 1975 - 1976 | Plymouth | Gran Fury | Custom |
| 1972 - 1976 | Plymouth | Gran Fury | Custom Suburban |
| 1980 - 1989 | Plymouth | Gran Fury | Salon |
| 1975 - 1977 | Plymouth | Gran Fury | Sport, Brougham |
| 1972 - 1977 | Plymouth | Gran Fury | Suburban, Sport Suburban |
| 1967 - 1968 | Plymouth | GTX | Base |
| 1975 - 1980 | Plymouth | PB100 | Voyager |
| 1974 | Plymouth | PB100 Van | Voyager, Base |
| 1981 - 1983 | Plymouth | PB150 | Voyager |
| 1975 - 1980 | Plymouth | PB200 | Voyager |
| 1974 | Plymouth | PB200 Van | Voyager EX Wagon, Base, Voyager, Voyager EX |
| 1981 - 1983 | Plymouth | PB250 | Voyager |
| 1975 - 1980 | Plymouth | PB300 | Voyager |
| 1974 | Plymouth | PB300 Van | Voyager EX Wagon, Voyager, Voyager EX, Base |
| 1981 - 1983 | Plymouth | PB350 | Voyager |
| 1968 - 1975 | Plymouth | Road Runner | Base |
| 1965 - 1974 | Plymouth | Satellite | Base |
| 1971 | Plymouth | Satellite | Brougham |
| 1971 - 1974 | Plymouth | Satellite | Regent, Sebring Plus, Sebring, Custom |
| 1968 - 1970 | Plymouth | Satellite | Sport |
| 1964 | Plymouth | Savoy | Base |
| 1971 - 1976 | Plymouth | Scamp | Base |
| 1975 | Plymouth | Scamp | Brougham |
| 1975 - 1976 | Plymouth | Scamp | Special |
| 1974 - 1981 | Plymouth | Trailduster | Base |
| 1968 - 1969 | Plymouth | Valiant | 100 |
| 1964 - 1966 | Plymouth | Valiant | 200 |
| 1964 - 1976 | Plymouth | Valiant | Base |
| 1974 - 1975 | Plymouth | Valiant | Brougham |
| 1975 | Plymouth | Valiant | Custom, Scamp |
| 1964 - 1969 | Plymouth | Valiant | Signet |
| 1967 | Plymouth | VIP | Base |
| 1976 - 1980 | Plymouth | Volare | Base |
| 1976 - 1977 | Plymouth | Volare | Premier, Custom |
| 1976 | Plymouth | Volare | Road Runner |
