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COMP Cams Camshaft C43 266H-R12

Take your Chevy 4.3L V6 engine to the next level with the COMP Cams Magnum Computer Controlled 266AHR-12 Retro-Fit Hydraulic Roller Camshaft. Designed for 1980-1997 models, this camshaft works seamlessly with throttle body and sequential port injection systems, requiring an aftermarket chip. Enjoy improved low-end and mid-range performance with this expertly engineered camshaft.

  • Works with throttle body and sequential port injection systems
  • Good low-end and mid-range performance
  • Designed for 1980-1997 Chevrolet 90 Degree 262/4.3L V6 engines

This product fits more vehicles than loaded. Please select your vehicle to see all fits.

Make Model Year Type
Chevrolet Astro 1985 Base
Chevrolet Astro 1985 CL
Chevrolet Astro 1985 CS
Chevrolet Astro 1986 Base
Chevrolet Astro 1986 CL
Chevrolet Astro 1986 CS
Chevrolet Astro 1987 Base
Chevrolet Astro 1987 CL
Chevrolet Astro 1987 CS
Chevrolet Astro 1987 LT
Chevrolet Astro 1988 Base
Chevrolet Astro 1988 CL
Chevrolet Astro 1988 CS
Chevrolet Astro 1988 LT
Chevrolet Astro 1989 Base
Chevrolet Astro 1989 CL
Chevrolet Astro 1989 CS
Chevrolet Astro 1989 LT
Chevrolet Astro 1990 Base
Chevrolet Astro 1990 CL
Chevrolet Astro 1990 CS
Chevrolet Astro 1990 LT
Chevrolet Astro 1991 Base
Chevrolet Astro 1991 CL
Chevrolet Astro 1991 CS
Chevrolet Astro 1991 LT
Chevrolet Astro 1992 Base
Chevrolet Astro 1992 CL
Chevrolet Astro 1992 CS
Chevrolet Astro 1992 LT
Chevrolet Astro 1993 Base
Chevrolet Astro 1993 CL
Chevrolet Astro 1993 CS
Chevrolet Astro 1993 LT
Chevrolet Astro 1994 Base
Chevrolet Astro 1994 CL
Chevrolet Astro 1994 CS
Chevrolet Astro 1994 LT
Chevrolet Astro 1995 Base
Chevrolet Astro 1995 CL
Chevrolet Astro 1995 CS
Chevrolet Astro 1995 LT
Chevrolet Astro 1996 Base
Chevrolet Astro 1996 LS
Chevrolet Astro 1996 LT
Chevrolet Astro 1997 Base
Chevrolet Astro 1997 LS
Chevrolet Astro 1997 LT
Chevrolet Blazer 1995 Base
Chevrolet Blazer 1995 LT
Chevrolet Blazer 1996 Base
Chevrolet Blazer 1996 LS
Chevrolet Blazer 1996 LT
Chevrolet Blazer 1997 Base
Chevrolet Blazer 1997 LS
Chevrolet Blazer 1997 LT
Chevrolet C10 1985 Custom
Chevrolet C10 1985 Scottsdale
Chevrolet C10 1985 Silverado
Chevrolet C10 1986 Custom
Chevrolet C10 1986 Scottsdale
Chevrolet C10 1986 Silverado
Chevrolet C1500 1988 Cheyenne
Chevrolet C1500 1988 Scottsdale
Chevrolet C1500 1988 Silverado
Chevrolet C1500 1989 Cheyenne
Chevrolet C1500 1989 Scottsdale
Chevrolet C1500 1989 Silverado
Chevrolet C1500 1990 Cheyenne
Chevrolet C1500 1990 Scottsdale
Chevrolet C1500 1990 Silverado
Chevrolet C1500 1990 WT
Chevrolet C1500 1991 Cheyenne
Chevrolet C1500 1991 Scottsdale
Chevrolet C1500 1991 Silverado
Chevrolet C1500 1991 WT
Chevrolet C1500 1992 Cheyenne
Chevrolet C1500 1992 Scottsdale
Chevrolet C1500 1992 Silverado
Chevrolet C1500 1992 WT
Chevrolet C1500 1993 Cheyenne
Chevrolet C1500 1993 Silverado
Chevrolet C1500 1993 WT
Chevrolet C1500 1994 Base
Chevrolet C1500 1994 Cheyenne
Chevrolet C1500 1994 Silverado
Chevrolet C1500 1994 WT
Chevrolet C1500 1995 Base
Chevrolet C1500 1995 Cheyenne
Chevrolet C1500 1995 Silverado
Chevrolet C1500 1995 WT
Chevrolet C1500 1996 Base
Chevrolet C1500 1996 Cheyenne
Chevrolet C1500 1996 Silverado
Chevrolet C1500 1996 WT
Chevrolet C1500 1997 Base
Chevrolet C1500 1997 Cheyenne
Chevrolet C1500 1997 Silverado
Chevrolet C1500 1997 WT
Chevrolet C20 1985 Custom
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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