# COMP Cams Camshaft CS XE256H-10 excellent all around performance in street carbureted applications. Important Considerations: Works best with COMP Cams roller rockers and matched valve springs. Requires other performance parts (intake manifold, headers, etc.) for best performance. Camshaft Part #12-234-2 Grind #XE256H-10. Duration @ 0.006": 256 / 268deg. Duration @ 0.050": 212/ 218deg. Max Lift w/ 1.5RR: .447" / .454". Lobe Separation: 110deg. Lobe ID#'s: 5441 / 5230. Intake Centerline: 106deg. Engine Type: Chevrolet 350 Small Block Bore:4.040" Stroke:3.480". Displacement: 356ci. Compression: 9.25:1 Heads: Dart S/R Intake: Edelbrock Performer Carburetor: Holley #3310 Vac. Sec. Exhaust: 1 5/8" Headers Max Torque: 411 ft/lbs @ 3600 RPM. Max Power: 330 HP @ 4700 RPM. Manifold Vacuum: 18.5" Hg @ 800 RPM & 20" Hg @ 1000 RPM w/ no load. This Part Fits: Year Make Model Submodel 1995-1996 AM General Hummer Base 1980-1985,1987-1991 Avanti II Base 1985 Avanti II GT 1980 Buick Century Base 1980 Buick Century Estate 1980 Buick Century Limited 1991-1996 Buick Commercial Chassis Base 1980 Buick Regal Base 1980 Buick Regal Limited 1992-1995 Buick Roadmaster Base 1996 Buick Roadmaster Collector's Edition 1991-1995 Buick Roadmaster Estate Wagon 1996 Buick Roadmaster Estate Wagon Collector's Edition 1992-1995 Buick Roadmaster Limited 1996 Buick Roadmaster Limited Collector's Edition 1990-1992 Cadillac Brougham Base 1990-1992 Cadillac Brougham d'Elegance 1994-1996 Cadillac Commercial Chassis Base 1992-1996 Cadillac Commercial Chassis Brougham 1993-1996 Cadillac Fleetwood Base 1993-1996 Cadillac Fleetwood Brougham 1980-1982 Checker Marathon Base 1980-1982 Checker Marathon Deluxe 1994 Chevrolet Blazer Base 1992-1993 Chevrolet Blazer Cheyenne 1987 Chevrolet Blazer Custom Deluxe 1988-1991 Chevrolet Blazer Scottsdale 1987-1994 Chevrolet Blazer Silverado 1994 Chevrolet Blazer Silverado Sport 1980 Chevrolet C10 Big Ten 1980-1981 Chevrolet C10 Cheyenne 1981-1986 Chevrolet C10 Custom 1980 Chevrolet C10 Custom Deluxe 1981 Chevrolet C10 Deluxe 1980-1986 Chevrolet C10 Scottsdale 1980-1986 Chevrolet C10 Silverado 1981-1986 Chevrolet C10 Suburban Custom 1980 Chevrolet C10 Suburban Custom Deluxe 1981 Chevrolet C10 Suburban Deluxe 1980,1982,1984-1986 Chevrolet C10 Suburban Scottsdale 1980,1982-1986 Chevrolet C10 Suburban Silverado 1994-1995 Chevrolet C1500 Base 1988-1995 Chevrolet C1500 Cheyenne 1988-1992 Chevrolet C1500 Scottsdale 1988-1995 Chevrolet C1500 Silverado 1990-1995 Chevrolet C1500 WT 1992-1995 Chevrolet C1500 Suburban Base 1995 Chevrolet C1500 Suburban LS 1995 Chevrolet C1500 Suburban LT 1992-1994 Chevrolet C1500 Suburban Silverado 1980-1981 Chevrolet C20 Cheyenne 1981-1986 Chevrolet C20 Custom 1980 Chevrolet C20 Custom Deluxe 1981 Chevrolet C20 Deluxe 1980-1986 Chevrolet C20 Scottsdale 1980-1986 Chevrolet C20 Silverado 1981-1986 Chevrolet C20 Suburban Custom 1980 Chevrolet C20 Suburban Custom Deluxe 1981 Chevrolet C20 Suburban Deluxe 1980,1982,1984-1986 Chevrolet C20 Suburban Scottsdale 1980,1982-1986 Chevrolet C20 Suburban Silverado 1994-1995 Chevrolet C2500 Base 1988-1995 Chevrolet C2500 Cheyenne 1988-1992 Chevrolet C2500 Scottsdale 1988-1995 Chevrolet C2500 Silverado 1994-1995 Chevrolet C2500 WT 1992-1995 Chevrolet C2500 Suburban Base 1995 Chevrolet C2500 Suburban LS 1995 Chevrolet C2500 Suburban LT 1992-1994 Chevrolet C2500 Suburban Silverado 1980-1981 Chevrolet C30 Cheyenne 1981-1986 Chevrolet C30 Custom 1980 Chevrolet C30 Custom Deluxe 1981 Chevrolet C30 Deluxe 1980-1986 Chevrolet C30 Scottsdale 1980-1986 Chevrolet C30 Silverado 1994-1995 Chevrolet C3500 Base 1988-1995 Chevrolet C3500 Cheyenne 1988-1992 Chevrolet C3500 Scottsdale 1988-1995 Chevrolet C3500 Silverado 1980 Chevrolet Camaro Base 1980-1986 Chevrolet Camaro Berlinetta 1985-1986 Chevrolet Camaro Iroc-Z 1980 Chevrolet Camaro Rally Sport 1981-1986 Chevrolet Camaro Sport 1980-1986 Chevrolet Camaro Z28 1982 Chevrolet Camaro Z28 Indianapolis 500 Pace Car 1986-1992 Chevrolet Caprice Base 1980-1996 Chevrolet Caprice Classic 1986-1990 Chevrolet Caprice Classic Brougham 1981-1982 Chevrolet Caprice Classic Estate 1980-1981 Chevrolet Caprice Classic Landau 1993-1994 Chevrolet Caprice Classic LS 1987-1990 Chevrolet Caprice Classic LS Brougham 1991-1993 Chevrolet Caprice Classic LTZ 1980 Chevrolet Caprice Classic Sport 1991-1994 Chevrolet Commercial Chassis Base 1980-1982,1984-1986 Chevrolet Corvette Base 1982 Chevrolet Corvette Collector's Edition 1986 Chevrolet Corvette Indianapolis 500 Pace Car 1980-1987 Chevrolet El Camino Base 1981-1986 Chevrolet El Camino Conquista 1980-1981 Chevrolet El Camino Royal Knight 1980-1987 Chevrolet El Camino SS 1996 Chevrolet Express 2500 LS 1983 Chevrolet G10 Base 1980-1995 Chevrolet G10 Beauville 1981-1984,1986-1987 Chevrolet G10 Bonaventure 1980-1995 Chevrolet G10 Chevy Van 1980-1995 Chevrolet G10 Sportvan 1980-1995 Chevrolet G20 Beauville 1983-1984 Chevrolet G20 Bonaventure 1980-1995 Chevrolet G20 Chevy Van 1980-1981 Chevrolet G20 Nomad 1980-1995 Chevrolet G20 Sportvan 1980-1996 Chevrolet G30 Beauville 1983-1984 Chevrolet G30 Bonaventure 1980-1996 Chevrolet G30 Chevy Van 1980-1996 Chevrolet G30 Hi-Cube 1980-1996 Chevrolet G30 Sportvan 1980-1985 Chevrolet Impala Base 1981-1982 Chevrolet Impala Estate 1980 Chevrolet Impala Sport 1994-1996 Chevrolet Impala SS 1980-1981 Chevrolet K10 Cheyenne 1981-1986 Chevrolet K10 Custom 1980 Chevrolet K10 Custom Deluxe 1981 Chevrolet K10 Deluxe 1980-1986 Chevrolet K10 Scottsdale 1980-1986 Chevrolet K10 Silverado 1981-1986 Chevrolet K10 Suburban Custom 1980 Chevrolet K10 Suburban Custom Deluxe 1981 Chevrolet K10 Suburban Deluxe 1980,1982,1984-1986 Chevrolet K10 Suburban Scottsdale 1980,1982-1983,1985-1986 Chevrolet K10 Suburban Silverado 1994-1995 Chevrolet K1500 Base 1988-1995 Chevrolet K1500 Cheyenne 1988-1992 Chevrolet K1500 Scottsdale 1988-1995 Chevrolet K1500 Silverado 1991 Chevrolet K1500 Sport 1990-1995 Chevrolet K1500 WT 1992-1995 Chevrolet K1500 Suburban Base 1995 Chevrolet K1500 Suburban LS 1995 Chevrolet K1500 Suburban LT 1992-1994 Chevrolet K1500 Suburban Silverado 1980-1981 Chevrolet K20 Cheyenne 1981-1986 Chevrolet K20 Custom 1980 Chevrolet K20 Custom Deluxe 1981 Chevrolet K20 Deluxe 1980-1986 Chevrolet K20 Scottsdale 1980-1983,1985-1986 Chevrolet K20 Silverado 1981-1986 Chevrolet K20 Suburban Custom 1980 Chevrolet K20 Suburban Custom Deluxe 1981 Chevrolet K20 Suburban Deluxe 1980,1982,1984-1986 Chevrolet K20 Suburban Scottsdale 1980,1982-1983,1985-1986 Chevrolet K20 Suburban Silverado 1994-1995 Chevrolet K2500 Base 1988-1995 Chevrolet K2500 Cheyenne 1988-1992 Chevrolet K2500 Scottsdale 1988-1995 Chevrolet K2500 Silverado 1994-1995 Chevrolet K2500 WT 1992-1995 Chevrolet K2500 Suburban Base 1995 Chevrolet K2500 Suburban LS 1995 Chevrolet K2500 Suburban LT 1992-1994 Chevrolet K2500 Suburban Silverado 1980-1981 Chevrolet K30 Cheyenne 1981-1986 Chevrolet K30 Custom 1980 Chevrolet K30 Custom Deluxe 1981 Chevrolet K30 Deluxe 1980-1986 Chevrolet K30 Scottsdale 1980-1986 Chevrolet K30 Silverado 1994-1995 Chevrolet K3500 Base 1988-1995 Chevrolet K3500 Cheyenne 1988-1992 Chevrolet K3500 Scottsdale 1988-1995 Chevrolet K3500 Silverado 1980 Chevrolet K5 Blazer Cheyenne 1981-1986 Chevrolet K5 Blazer Custom 1980 Chevrolet K5 Blazer Custom Deluxe 1981 Chevrolet K5 Blazer Deluxe 1984 Chevrolet K5 Blazer Scottsdale 1980-1986 Chevrolet K5 Blazer Silverado 1980-1981 Chevrolet Malibu Base 1980-1983 Chevrolet Malibu Classic 1980 Chevrolet Malibu Classic Estate 1980-1981 Chevrolet Malibu Classic Landau 1980 Chevrolet Malibu Classic Sport 1980 Chevrolet Malibu Estate 1980 Chevrolet Malibu Sport 1981-1988 Chevrolet Monte Carlo Base 1983 Chevrolet Monte Carlo CL 1980-1981 Chevrolet Monte Carlo Landau 1986-1988 Chevrolet Monte Carlo LS 1980 Chevrolet Monte Carlo Sport 1983-1988 Chevrolet Monte Carlo SS 1980-1989 Chevrolet P20 Base 1980-1985,1987-1989 Chevrolet P20 Step-Van 1980-1996 Chevrolet P30 Base 1980-1985,1987-1990 Chevrolet P30 Step-Van 1987 Chevrolet R10 Custom Deluxe 1987 Chevrolet R10 Scottsdale ## Details - **Price:** 313.2 CAD - **Vendor:** COMP Cams - **Type:** Camshafts ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 313.20 CAD | In stock | ## Images - Photo - Primary - Photo - Primary - Photo - Primary - Logo Image - Logo Image --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/comp-cams-camshaft-cs-xe256h-10) > Updated: 2026-06-26