Article no.:
01-600-8
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COMP Cams Camshaft CBVI 283Th R7 Thumper
Unleash the full potential of your Chevrolet Big Block GEN VI engine with the COMP Cams Thumpr 283THR7 Camshaft. Designed for high-performance street driving, this hydraulic roller camshaft delivers a choppy/thumping idle and is best paired with a 2000+ converter and gears.
Key features include:
- 283/303 Advertised Duration
- 227/241 Duration @.050"
- .547"/.530" Lift
- 107 Lobe Separation
Requires adjustable valve train and bronze tip fuel pump pushrod when using high-pressure or high-volume pump.
This product fits more vehicles than loaded. Please select your vehicle to see all fits.
| Make | Model | Year | Type |
|---|---|---|---|
| Chevrolet | C2500 | 1996 | Base |
| Chevrolet | C2500 | 1996 | Cheyenne |
| Chevrolet | C2500 | 1996 | Silverado |
| Chevrolet | C2500 | 1997 | Base |
| Chevrolet | C2500 | 1997 | Cheyenne |
| Chevrolet | C2500 | 1997 | Silverado |
| Chevrolet | C2500 | 1998 | Cheyenne |
| Chevrolet | C2500 | 1998 | Silverado |
| Chevrolet | C2500 | 1998 | WT |
| Chevrolet | C2500 | 1999 | Base |
| Chevrolet | C2500 | 1999 | LS |
| Chevrolet | C2500 | 2000 | Base |
| Chevrolet | C2500 | 2000 | LS |
| Chevrolet | C2500 Suburban | 1996 | Base |
| Chevrolet | C2500 Suburban | 1996 | LS |
| Chevrolet | C2500 Suburban | 1996 | LT |
| Chevrolet | C2500 Suburban | 1997 | Base |
| Chevrolet | C2500 Suburban | 1997 | LS |
| Chevrolet | C2500 Suburban | 1997 | LT |
| Chevrolet | C2500 Suburban | 1998 | Base |
| Chevrolet | C2500 Suburban | 1998 | LS |
| Chevrolet | C2500 Suburban | 1999 | Base |
| Chevrolet | C2500 Suburban | 1999 | LS |
| Chevrolet | C3500 | 1996 | Base |
| Chevrolet | C3500 | 1996 | Cheyenne |
| Chevrolet | C3500 | 1996 | Silverado |
| Chevrolet | C3500 | 1997 | Base |
| Chevrolet | C3500 | 1997 | Cheyenne |
| Chevrolet | C3500 | 1997 | Silverado |
| Chevrolet | C3500 | 1998 | Cheyenne |
| Chevrolet | C3500 | 1998 | Silverado |
| Chevrolet | C3500 | 1999 | Base |
| Chevrolet | C3500 | 1999 | LS |
| Chevrolet | C3500 | 2000 | Base |
| Chevrolet | C3500 | 2000 | LS |
| Chevrolet | Express 3500 | 1996 | Base |
| Chevrolet | Express 3500 | 1996 | LS |
| Chevrolet | Express 3500 | 1997 | Base |
| Chevrolet | Express 3500 | 1997 | LS |
| Chevrolet | Express 3500 | 1998 | Base |
| Chevrolet | Express 3500 | 1998 | LS |
| Chevrolet | Express 3500 | 1999 | Base |
| Chevrolet | Express 3500 | 1999 | LS |
| Chevrolet | Express 3500 | 2000 | Base |
| Chevrolet | Express 3500 | 2000 | LS |
| Chevrolet | G30 | 1996 | Beauville |
| Chevrolet | G30 | 1996 | Chevy Van |
| Chevrolet | G30 | 1996 | Hi-Cube |
| Chevrolet | G30 | 1996 | Sportvan |
| Chevrolet | K2500 | 1996 | Base |
| Chevrolet | K2500 | 1996 | Cheyenne |
| Chevrolet | K2500 | 1996 | Silverado |
| Chevrolet | K2500 | 1997 | Base |
| Chevrolet | K2500 | 1997 | Cheyenne |
| Chevrolet | K2500 | 1997 | Silverado |
| Chevrolet | K2500 | 1998 | Cheyenne |
| Chevrolet | K2500 | 1998 | Silverado |
| Chevrolet | K2500 | 1998 | WT |
| Chevrolet | K2500 | 1999 | Base |
| Chevrolet | K2500 | 1999 | LS |
| Chevrolet | K2500 | 2000 | Base |
| Chevrolet | K2500 | 2000 | LS |
| Chevrolet | K2500 Suburban | 1996 | Base |
| Chevrolet | K2500 Suburban | 1996 | LS |
| Chevrolet | K2500 Suburban | 1996 | LT |
| Chevrolet | K2500 Suburban | 1997 | Base |
| Chevrolet | K2500 Suburban | 1997 | LS |
| Chevrolet | K2500 Suburban | 1997 | LT |
| Chevrolet | K2500 Suburban | 1998 | Base |
| Chevrolet | K2500 Suburban | 1998 | LS |
| Chevrolet | K2500 Suburban | 1999 | Base |
| Chevrolet | K2500 Suburban | 1999 | LS |
| Chevrolet | K3500 | 1996 | Base |
| Chevrolet | K3500 | 1996 | Cheyenne |
| Chevrolet | K3500 | 1996 | Silverado |
| Chevrolet | K3500 | 1997 | Base |
| Chevrolet | K3500 | 1997 | Cheyenne |
| Chevrolet | K3500 | 1997 | Silverado |
| Chevrolet | K3500 | 1998 | Cheyenne |
| Chevrolet | K3500 | 1998 | Silverado |
| Chevrolet | K3500 | 1999 | Base |
| Chevrolet | K3500 | 1999 | LS |
| Chevrolet | K3500 | 2000 | Base |
| Chevrolet | K3500 | 2000 | LS |
| Chevrolet | P30 | 1996 | Base |
| Chevrolet | P30 | 1997 | Base |
| Chevrolet | P30 | 1998 | Base |
| Chevrolet | P30 | 1999 | Base |
| GMC | C2500 | 1996 | Sierra SL |
| GMC | C2500 | 1996 | Sierra SLE |
| GMC | C2500 | 1996 | Sierra SLT |
| GMC | C2500 | 1997 | Sierra SL |
| GMC | C2500 | 1997 | Sierra SLE |
| GMC | C2500 | 1997 | Sierra SLT |
| GMC | C2500 | 1998 | Sierra SL |
| GMC | C2500 | 1998 | Sierra SLE |
| GMC | C2500 | 1998 | Sierra SLT |
| GMC | C2500 | 1999 | Sierra SL |
| GMC | C2500 | 1999 | Sierra SLE |
| GMC | C2500 | 1999 | Sierra SLT |
COMP Cams manufactures camshafts and other valvetrain components. Products include everything from valve springs and hardware to pushrods, lifters, and even intake manifolds. COMP Cams’ history of producing high quality parts for everything from street cars to Pro Stock and Sprint Cup teams has proven their place in the market. The same technology used to develop parts for NASCAR and NHRA is used in all of their performance parts, down to the very basic street setup.
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