

Comp Cams CB XM 278H-12

HYDRAULIC: Jet w/ A impeller, needs improved intake, works well with headers.
Vehicle Fitments:
| Year | Make | Model | Submodel | 
|---|---|---|---|
| 1967 - 1975 | Chevrolet | Bel Air | Base | 
| 1967 - 1972 | Chevrolet | Biscayne | Base | 
| 1973 - 1974 | Chevrolet | Blazer | Base | 
| 1969 - 1972 | Chevrolet | Brookwood | Base | 
| 1978 - 1980 | Chevrolet | C10 | Big Ten | 
| 1975 - 1980 | Chevrolet | C10 | Custom Deluxe, Scottsdale, Silverado, Custom, Cheyenne | 
| 1968 - 1974 | Chevrolet | C10 Pickup | Base | 
| 1968 - 1974 | Chevrolet | C10 Suburban | Base | 
| 1975 - 1980 | Chevrolet | C10 Suburban | Scottsdale, Custom Deluxe, Silverado | 
| 1990 - 1993 | Chevrolet | C1500 | 454 SS, Silverado, WT, Cheyenne | 
| 1990 - 1991 | Chevrolet | C1500 | Base | 
| 1990 - 1992 | Chevrolet | C1500 | Scottsdale | 
| 1986 | Chevrolet | C20 | Base | 
| 1981 - 1986 | Chevrolet | C20 | Custom | 
| 1975 - 1980 | Chevrolet | C20 | Custom Deluxe | 
| 1981 | Chevrolet | C20 | Deluxe | 
| 1975 - 1986 | Chevrolet | C20 | Scottsdale, Silverado, Cheyenne | 
| 1968 - 1974 | Chevrolet | C20 Pickup | Base | 
| 1968 - 1974 | Chevrolet | C20 Suburban | Base | 
| 1981 - 1986 | Chevrolet | C20 Suburban | Custom | 
| 1975 - 1980 | Chevrolet | C20 Suburban | Custom Deluxe | 
| 1981 | Chevrolet | C20 Suburban | Deluxe | 
| 1975 - 1986 | Chevrolet | C20 Suburban | Scottsdale, Silverado | 
| 1991 - 1995 | Chevrolet | C2500 | Cheyenne, Silverado, Base | 
| 1993 | Chevrolet | C2500 | Custom, 400 SS | 
| 1991 - 1992 | Chevrolet | C2500 | Scottsdale | 
| 1994 - 1995 | Chevrolet | C2500 | WT | 
| 1992 - 1995 | Chevrolet | C2500 Suburban | Base | 
| 1995 | Chevrolet | C2500 Suburban | LT, LS | 
| 1992 - 1994 | Chevrolet | C2500 Suburban | Silverado | 
| 1975 - 1982 | Chevrolet | C30 | Base | 
| 1975 - 1981 | Chevrolet | C30 | Cheyenne | 
| 1981 - 1986 | Chevrolet | C30 | Custom | 
| 1975 - 1980 | Chevrolet | C30 | Custom Deluxe | 
| 1981 | Chevrolet | C30 | Deluxe | 
| 1975 - 1986 | Chevrolet | C30 | Silverado, Scottsdale | 
| 1968 - 1974 | Chevrolet | C30 Pickup | Base | 
| 1994 - 1995 | Chevrolet | C3500 | Base | 
| 1988 - 1995 | Chevrolet | C3500 | Cheyenne, Silverado | 
| 1988 - 1992 | Chevrolet | C3500 | Scottsdale | 
| 1967 - 1972 | Chevrolet | Camaro | SS, Z28, Base, RS | 
| 1967 - 1974 | Chevrolet | Caprice | Base | 
| 1973 - 1976 | Chevrolet | Caprice | Classic | 
| 1976 | Chevrolet | Caprice | Classic Estate, Classic Landau | 
| 1975 - 1976 | Chevrolet | Caprice | Classic Sport | 
| 1973 - 1974 | Chevrolet | Caprice | Estate | 
| 1975 | Chevrolet | Caprice | Estate Wagon | 
| 1967 - 1968 | Chevrolet | Chevelle | 300 | 
| 1967 - 1969 | Chevrolet | Chevelle | 300 Deluxe | 
| 1967 - 1972 | Chevrolet | Chevelle | Base, SS, Concours | 
| 1967 - 1973 | Chevrolet | Chevelle | Deluxe | 
| 1969 - 1972 | Chevrolet | Chevelle | Greenbrier, Concours Estate | 
| 1968 - 1972 | Chevrolet | Chevelle | Nomad, Malibu | 
| 1968 | Chevrolet | Chevy II | Nova | 
| 1967 - 1974 | Chevrolet | Corvette | Base | 
| 1967 - 1975 | Chevrolet | El Camino | Base | 
| 1975 | Chevrolet | El Camino | Classic | 
| 1968 - 1974 | Chevrolet | El Camino | Custom | 
| 1968 - 1975 | Chevrolet | El Camino | SS | 
| 1969 - 1970 | Chevrolet | Estate | Base | 
| 1973 - 1974 | Chevrolet | G10 Van | Sportvan, Base | 
| 1976 | Chevrolet | G20 | Beauville, Chevy Van, Sportvan | 
| 1973 - 1974 | Chevrolet | G20 Van | Sportvan, Base | 
| 1975 - 1996 | Chevrolet | G30 | Beauville, Sportvan, Chevy Van, Hi-Cube | 
| 1973 - 1974 | Chevrolet | G30 Van | Base, Sportvan | 
| 1967 - 1976 | Chevrolet | Impala | Base | 
| 1975 - 1976 | Chevrolet | Impala | Custom, Sport | 
| 1976 | Chevrolet | Impala | S, Custom Landau | 
| 1967 | Chevrolet | Impala | SS | 
| 1976 - 1980 | Chevrolet | K10 | Custom Deluxe, Cheyenne, Scottsdale, Silverado | 
| 1968 - 1974 | Chevrolet | K10 Pickup | Base | 
| 1968 - 1974 | Chevrolet | K10 Suburban | Base | 
| 1976 - 1980 | Chevrolet | K20 | Scottsdale, Cheyenne, Custom Deluxe, Silverado | 
| 1968 - 1974 | Chevrolet | K20 Pickup | Base | 
| 1968 - 1974 | Chevrolet | K20 Suburban | Base | 
| 1985 | Chevrolet | K20 Suburban | Scottsdale, Silverado, Custom | 
| 1994 - 1995 | Chevrolet | K2500 | Base, WT | 
| 1991 - 1995 | Chevrolet | K2500 | Cheyenne, Silverado | 
| 1991 - 1992 | Chevrolet | K2500 | Scottsdale | 
| 1992 - 1995 | Chevrolet | K2500 Suburban | Base | 
| 1995 | Chevrolet | K2500 Suburban | LS, LT | 
| 1992 - 1994 | Chevrolet | K2500 Suburban | Silverado | 
| 1977 - 1981 | Chevrolet | K30 | Cheyenne | 
| 1981 - 1986 | Chevrolet | K30 | Custom | 
| 1977 - 1980 | Chevrolet | K30 | Custom Deluxe | 
| 1981 | Chevrolet | K30 | Deluxe | 
| 1977 - 1986 | Chevrolet | K30 | Scottsdale, Silverado | 
| 1968 - 1974 | Chevrolet | K30 Pickup | Base | 
| 1994 - 1995 | Chevrolet | K3500 | Base | 
| 1988 - 1992 | Chevrolet | K3500 | Scottsdale | 
| 1988 - 1995 | Chevrolet | K3500 | Silverado, Cheyenne | 
| 1976 | Chevrolet | K5 Blazer | Base | 
| 1976 - 1978 | Chevrolet | K5 Blazer | Cheyenne | 
| 1977 - 1978 | Chevrolet | K5 Blazer | Custom Deluxe | 
| 1978 | Chevrolet | K5 Blazer | Silverado | 
| 1969 - 1972 | Chevrolet | Kingswood | Base, Estate | 
| 1973 - 1975 | Chevrolet | Laguna | Base | 
| 1973 | Chevrolet | Laguna | Estate | 
| 1975 | Chevrolet | Laguna | S3 | 
| 1974 | Chevrolet | Laguna | Type S-3 | 
| 1967 - 1975 | Chevrolet | Malibu | Base | 
| 1974 - 1975 | Chevrolet | Malibu | Classic | 
| 1975 | Chevrolet | Malibu | Classic Estate | 
| 1973 - 1974 | Chevrolet | Malibu | Estate | 
| 1970 - 1974 | Chevrolet | Monte Carlo | Base | 
| 1973 - 1974 | Chevrolet | Monte Carlo | Landau | 
| 1973 - 1975 | Chevrolet | Monte Carlo | S | 
| 1969 - 1972 | Chevrolet | Nova | Base | 
| 1973 | Chevrolet | P10 Van | Base | 
| 1976 - 1979 | Chevrolet | P20 | Base, Step-Van | 
| 1970 - 1973 | Chevrolet | P20 Van | Base | 
| 1975 - 1997 | Chevrolet | P30 | Base | 
| 1975 - 1990 | Chevrolet | P30 | Step-Van | 
| 1970 - 1974 | Chevrolet | P30 Van | Base | 
| 1988 | Chevrolet | R20 | Cheyenne | 
| 1987 - 1988 | Chevrolet | R20 | Silverado, Custom Deluxe, Scottsdale | 
| 1987 | Chevrolet | R20 Suburban | Custom Deluxe | 
| 1987 - 1988 | Chevrolet | R20 Suburban | Silverado, Scottsdale | 
| 1989 | Chevrolet | R2500 | Scottsdale, Cheyenne, Silverado | 
| 1989 - 1991 | Chevrolet | R2500 Suburban | Scottsdale, Silverado | 
| 1988 | Chevrolet | R30 | Cheyenne | 
| 1987 - 1988 | Chevrolet | R30 | Custom Deluxe, Scottsdale, Silverado | 
| 1989 - 1990 | Chevrolet | R3500 | Scottsdale | 
| 1989 - 1991 | Chevrolet | R3500 | Silverado, Cheyenne | 
| 1969 - 1972 | Chevrolet | Townsman | Base | 
| 1987 | Chevrolet | V20 Suburban | Custom Deluxe | 
| 1987 - 1988 | Chevrolet | V20 Suburban | Silverado, Scottsdale | 
| 1990 | Chevrolet | V2500 Suburban | Silverado, Scottsdale | 
| 1988 | Chevrolet | V30 | Cheyenne | 
| 1987 - 1988 | Chevrolet | V30 | Silverado, Scottsdale, Custom Deluxe | 
| 1989 - 1990 | Chevrolet | V3500 | Scottsdale | 
| 1989 - 1991 | Chevrolet | V3500 | Silverado, Cheyenne | 
| 1972 - 1979 | Excalibur | Phaeton | Base | 
| 1977 - 1978 | GMC | C15 | Heavy Half | 
| 1977 | GMC | C15 | Indy Hauler | 
| 1975 - 1978 | GMC | C15 | Sierra Grande, Base, High Sierra, Sierra Classic | 
| 1978 | GMC | C15 | Street Coupe | 
| 1975 - 1978 | GMC | C15 Suburban | Sierra Grande, Sierra Classic, Base, High Sierra | 
| 1968 - 1974 | GMC | C15/C1500 Pickup | Base | 
| 1968 - 1974 | GMC | C15/C1500 Suburban | Base | 
| 1979 - 1980 | GMC | C1500 | Street Coupe, Sierra Grande, Base, Sierra Classic, High Sierra, Heavy Half | 
| 1979 - 1980 | GMC | C1500 Suburban | High Sierra, Base, Sierra Classic, Sierra Grande | 
| 1975 - 1978 | GMC | C25 | High Sierra, Sierra Classic, Base, Sierra Grande | 
| 1975 - 1978 | GMC | C25 Suburban | High Sierra, Base, Sierra Classic, Sierra Grande | 
| 1968 - 1974 | GMC | C25/C2500 Pickup | Base | 
| 1968 - 1974 | GMC | C25/C2500 Suburban | Base | 
| 1979 - 1986 | GMC | C2500 | Base, High Sierra, Sierra Classic | 
| 1979 - 1982 | GMC | C2500 | Sierra Grande | 
| 1991 - 1995 | GMC | C2500 | Sierra SLE | 
| 1994 - 1995 | GMC | C2500 | Sierra SLT, Sierra SL | 
| 1991 - 1993 | GMC | C2500 | Sierra, Sierra SLX | 
| 1979 - 1995 | GMC | C2500 Suburban | Base | 
| 1979 - 1986 | GMC | C2500 Suburban | High Sierra, Sierra Classic | 
| 1979 - 1982 | GMC | C2500 Suburban | Sierra Grande | 
| 1992 - 1995 | GMC | C2500 Suburban | SLE | 
| 1995 | GMC | C2500 Suburban | SLT | 
| 1975 - 1978 | GMC | C35 | High Sierra, Sierra Grande, Sierra Classic, Base | 
| 1968 - 1974 | GMC | C35/C3500 Pickup | Base | 
| 1979 - 1986 | GMC | C3500 | High Sierra, Sierra Classic, Base | 
| 1979 - 1982 | GMC | C3500 | Sierra Grande | 
| 1994 - 1995 | GMC | C3500 | Sierra SL, Sierra SLT | 
| 1988 - 1995 | GMC | C3500 | Sierra SLE | 
| 1988 - 1993 | GMC | C3500 | Sierra SLX, Sierra | 
| 1975 - 1976 | GMC | G25 | Rally, Vandura, Rally STX | 
| 1976 | GMC | G35 | Vandura, Vandura Special, Magnavan, Rally, Rally Camper Special, Rally STX | 
| 1974 | GMC | G35/G3500 Van | Base | 
| 1973 - 1974 | GMC | G35/G3500 Van | Rally, Vandura | 
| 1988 | GMC | G3500 | Rally Custom | 
| 1988 - 1996 | GMC | G3500 | Vandura Special, Rally STX, Rally, Vandura, Rally Camper Special, Magnavan | 
| 1973 - 1976 | GMC | Jimmy | Base | 
| 1976 | GMC | Jimmy | High Sierra, Sierra Classic, Sierra Grande | 
| 1976 | GMC | K15 | Sierra Grande, Sierra Classic, Base, High Sierra | 
| 1968 - 1974 | GMC | K15/K1500 Pickup | Base | 
| 1968 - 1974 | GMC | K15/K1500 Suburban | Base | 
| 1979 - 1980 | GMC | K1500 | High Sierra, Sierra Classic, Base, Sierra Grande | 
| 1976 - 1978 | GMC | K25 | High Sierra, Base, Sierra Grande, Sierra Classic | 
| 1976 - 1977 | GMC | K25 Suburban | Base, Sierra Grande, Sierra Classic, High Sierra | 
| 1968 - 1974 | GMC | K25/K2500 Pickup | Base | 
| 1968 - 1974 | GMC | K25/K2500 Suburban | Base | 
| 1994 - 1995 | GMC | K2500 | Sierra SL, Sierra SLT | 
| 1991 - 1995 | GMC | K2500 | Sierra SLE | 
| 1991 - 1993 | GMC | K2500 | Sierra SLX, Sierra | 
| 1992 - 1995 | GMC | K2500 Suburban | Base, SLE | 
| 1995 | GMC | K2500 Suburban | SLT | 
| 1968 - 1974 | GMC | K35/K3500 Pickup | Base | 
| 1979 - 1986 | GMC | K3500 | Sierra Classic, Base, High Sierra | 
| 1979 - 1982 | GMC | K3500 | Sierra Grande | 
| 1988 - 1995 | GMC | K3500 | Sierra SLE | 
| 1994 - 1995 | GMC | K3500 | Sierra SLT, Sierra SL | 
| 1988 - 1993 | GMC | K3500 | Sierra SLX, Sierra | 
| 1979 | GMC | P1500 | Base, Value Van | 
| 1970 - 1971 | GMC | P25/P2500 Van | Base | 
| 1975 - 1978 | GMC | P35 | Base, Value Van | 
| 1970 - 1974 | GMC | P35/P3500 Van | Base | 
| 1974 | GMC | P35/P3500 Van | Motorhome | 
| 1979 - 1997 | GMC | P3500 | Base | 
| 1979 - 1990 | GMC | P3500 | Value Van | 
| 1987 - 1989 | GMC | R2500 | Sierra Classic, Base, High Sierra | 
| 1987 - 1991 | GMC | R2500 Suburban | Base | 
| 1987 | GMC | R2500 Suburban | High Sierra | 
| 1987 - 1989 | GMC | R2500 Suburban | Sierra Classic | 
| 1990 | GMC | R2500 Suburban | SLE | 
| 1987 - 1991 | GMC | R3500 | Base | 
| 1987 - 1989 | GMC | R3500 | Sierra Classic, High Sierra | 
| 1990 - 1991 | GMC | R3500 | SLE | 
| 1971 - 1975 | GMC | Sprint | Base | 
| 1972 - 1974 | GMC | Sprint | Custom | 
| 1975 | GMC | Sprint | SP, High Sierra, Classic | 
| 1987 - 1991 | GMC | V3500 | Base | 
| 1987 - 1989 | GMC | V3500 | Sierra Classic, High Sierra | 
| 1990 - 1991 | GMC | V3500 | SLE | 
| 1969 - 1974 | Iso | Grifo | Base | 

        Comp Cams CB XM 278H-12
      Sale price$303.46 USD 
        Regular price$316.10 USD 
    
























