COMP Cams
COMP Cams Camshaft CB XR270HR-10
- Mfr Part #
- 11-422-8
- Part #
- CCA-11-422-8
- UPC
- 036584024835
- Part Type
- Engine Camshaft
Xtreme Energy 218/224 Hydraulic Roller Cam for Chevrolet Big Block 396-454
Overview
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts, the Xtreme Energy grind family offers gains in torque and horsepower while still delivering adequate vacuum for power brakes and other vacuum dependent accessories. Xtreme Energy camshafts work great in carbureted applications, but offer the best performance with aftermarket intake manifolds, lower gear ratios, headers and free flowing exhaust.
Details
Performance application, great mid-range torque, likes headers.
Specifications
- Part Type
- Engine Camshaft
- Weight
- 10.5 lb
- Box Dimensions
- 24.5 × 3 × 2.8 in
Application Summary
Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts
Vehicle Fitment (433)— click to view applications
| Year(s) | Make | Model | Submodel | Engine |
|---|---|---|---|---|
| 1967-1969 | Chevrolet | Bel | Air Base | V8.6998cc |
| 1967-1969 | Chevrolet | Bel | Air Base | V8.6489cc |
| 1970-1972 | Chevrolet | Bel | Air Base | V8.6588cc |
| 1970-1974 | Chevrolet | Bel | Air Base | V8.7439cc |
| 1970-1974 | Chevrolet | Bel | Air Base | V8.7441cc |
| 1967-1969 | Chevrolet | Biscayne | Base | V8.6489cc |
| 1967-1969 | Chevrolet | Biscayne | Base | V8.6998cc |
| 1970-1972 | Chevrolet | Biscayne | Base | V8.7439cc |
| 1970-1972 | Chevrolet | Biscayne | Base | V8.6588cc |
| 1970-1972 | Chevrolet | Biscayne | Base | V8.7441cc |
| 1973-1974 | Chevrolet | Blazer | Base | V8.7439cc |
| 1973 | Chevrolet | Blazer | Base | V8.7441cc |
| 1969 | Chevrolet | Brookwood | Base | V8.6489cc |
| 1969 | Chevrolet | Brookwood | Base | V8.6998cc |
| 1970-1972 | Chevrolet | Brookwood | Base | V8.7439cc |
| 1970-1972 | Chevrolet | Brookwood | Base | V8.6588cc |
| 1968-1969 | Chevrolet | C10 | Suburban Base | V8.6489cc |
| 1968-1969 | Chevrolet | C10 | Pickup Base | V8.6489cc |
| 1970-1972 | Chevrolet | C10 | Pickup Base | V8.6588cc |
| 1970-1972 | Chevrolet | C10 | Suburban Base | V8.6588cc |
| 1973-1974 | Chevrolet | C10 | Suburban Base | V8.7439cc |
| 1973-1974 | Chevrolet | C10 | Suburban Base | V8.7441cc |
| 1973-1974 | Chevrolet | C10 | Pickup Base | V8.7441cc |
| 1973-1974 | Chevrolet | C10 | Pickup Base | V8.7439cc |
| 1968-1969 | Chevrolet | C20 | Pickup Base | V8.6489cc |
| 1968-1969 | Chevrolet | C20 | Suburban Base | V8.6489cc |
| 1970-1972 | Chevrolet | C20 | Pickup Base | V8.6588cc |
| 1970-1972 | Chevrolet | C20 | Suburban Base | V8.6588cc |
| 1973-1974 | Chevrolet | C20 | Suburban Base | V8.7439cc |
| 1973-1974 | Chevrolet | C20 | Suburban Base | V8.7441cc |
| 1973-1974 | Chevrolet | C20 | Pickup Base | V8.7441cc |
| 1973-1974 | Chevrolet | C20 | Pickup Base | V8.7439cc |
| 1968-1969 | Chevrolet | C30 | Pickup Base | V8.6489cc |
| 1970-1972 | Chevrolet | C30 | Pickup Base | V8.6588cc |
| 1973-1974 | Chevrolet | C30 | Pickup Base | V8.7439cc |
| 1973-1974 | Chevrolet | C30 | Pickup Base | V8.7441cc |
| 1967 | Chevrolet | Camaro | Base | V8.6489cc |
| 1967 | Chevrolet | Camaro | RS | V8.6489cc |
| 1967-1969 | Chevrolet | Camaro | SS | V8.6489cc |
| 1969 | Chevrolet | Camaro | RS | V8.6998cc |
| 1969 | Chevrolet | Camaro | Base | V8.6998cc |
| 1970-1972 | Chevrolet | Camaro | SS | V8.6588cc |
| 1971-1972 | Chevrolet | Camaro | Base | V8.6588cc |
| 1972 | Chevrolet | Camaro | Z28 | V8.6588cc |
| 1967-1969 | Chevrolet | Caprice | Base | V8.6998cc |
| 1967-1969 | Chevrolet | Caprice | Base | V8.6489cc |
| 1970-1972 | Chevrolet | Caprice | Base | V8.7439cc |
| 1970-1972 | Chevrolet | Caprice | Base | V8.6588cc |
| 1970-1972 | Chevrolet | Caprice | Base | V8.7441cc |
| 1973-1974 | Chevrolet | Caprice | Estate | V8.7439cc |
| 1973-1974 | Chevrolet | Caprice | Classic | V8.7439cc |
| 1973-1974 | Chevrolet | Caprice | Classic | V8.7441cc |
| 1973-1974 | Chevrolet | Caprice | Estate | V8.7441cc |
| 1967 | Chevrolet | Chevelle | Base | V8.6489cc |
| 1967-1969 | Chevrolet | Chevelle | SS | V8.6489cc |
| 1968-1969 | Chevrolet | Chevelle | 300 Deluxe | V8.6489cc |
| 1968-1969 | Chevrolet | Chevelle | Concours | V8.6489cc |
| 1968-1969 | Chevrolet | Chevelle | Malibu | V8.6489cc |
| 1968-1969 | Chevrolet | Chevelle | Nomad | V8.6489cc |
| 1968 | Chevrolet | Chevelle | 300 | V8.6489cc |
| 1969 | Chevrolet | Chevelle | Greenbrier | V8.6489cc |
| 1969 | Chevrolet | Chevelle | Concours Estate | V8.6489cc |
| 1970-1972 | Chevrolet | Chevelle | Base | V8.6588cc |
| 1970-1972 | Chevrolet | Chevelle | Concours Estate | V8.6588cc |
| 1970-1972 | Chevrolet | Chevelle | Greenbrier | V8.7439cc |
| 1970-1972 | Chevrolet | Chevelle | Malibu | V8.6588cc |
| 1970-1972 | Chevrolet | Chevelle | Malibu | V8.7439cc |
| 1970-1972 | Chevrolet | Chevelle | Malibu | V8.7441cc |
| 1970-1972 | Chevrolet | Chevelle | Greenbrier | V8.6588cc |
| 1970-1972 | Chevrolet | Chevelle | Nomad | V8.6588cc |
| 1970-1972 | Chevrolet | Chevelle | Nomad | V8.7439cc |
| 1970-1972 | Chevrolet | Chevelle | Concours Estate | V8.7439cc |
| 1970-1972 | Chevrolet | Chevelle | SS | V8.6588cc |
| 1970-1972 | Chevrolet | Chevelle | SS | V8.7439cc |
| 1970-1972 | Chevrolet | Chevelle | Base | V8.7439cc |
| 1970-1972 | Chevrolet | Chevelle | Concours | V8.7439cc |
| 1970-1972 | Chevrolet | Chevelle | Concours | V8.6588cc |
| 1971-1972 | Chevrolet | Chevelle | Nomad | V8.7441cc |
| 1971-1972 | Chevrolet | Chevelle | Base | V8.7441cc |
| 1973 | Chevrolet | Chevelle | Deluxe | V8.7441cc |
| 1973 | Chevrolet | Chevelle | Deluxe | V8.7439cc |
| 1968 | Chevrolet | Chevy | II Nova | V8.6489cc |
| 1967-1969 | Chevrolet | Corvette | Base | V8.6998cc |
| 1970-1974 | Chevrolet | Corvette | Base | V8.7441cc |
| 1970-1974 | Chevrolet | Corvette | Base | V8.7439cc |
| 1967-1969 | Chevrolet | El | Camino Base | V8.6489cc |
| 1968-1969 | Chevrolet | El | Camino Custom | V8.6489cc |
| 1968-1969 | Chevrolet | El | Camino SS | V8.6489cc |
| 1970-1972 | Chevrolet | El | Camino Base | V8.6588cc |
| 1970-1974 | Chevrolet | El | Camino SS | V8.7441cc |
| 1970-1974 | Chevrolet | El | Camino SS | V8.7439cc |
| 1970-1972 | Chevrolet | El | Camino SS | V8.6588cc |
| 1970-1974 | Chevrolet | El | Camino Custom | V8.7441cc |
| 1970-1974 | Chevrolet | El | Camino Custom | V8.7439cc |
| 1970-1972 | Chevrolet | El | Camino Custom | V8.6588cc |
| 1970 | Chevrolet | El | Camino Base | V8.7441cc |
| 1970-1974 | Chevrolet | El | Camino Base | V8.7439cc |
| 1973-1974 | Chevrolet | El | Camino Base | V8.7441cc |
| 1969 | Chevrolet | Estate | Base | V8.6489cc |
| 1969 | Chevrolet | Estate | Base | V8.6998cc |
| 1970 | Chevrolet | Estate | Base | V8.6588cc |
| 1970 | Chevrolet | Estate | Base | V8.7439cc |
| 1973-1974 | Chevrolet | G10 | Van Base | V8.7441cc |
| 1973-1974 | Chevrolet | G20 | Van Base | V8.7441cc |
| 1973-1974 | Chevrolet | G20 | Van Sportvan | V8.7439cc |
| 1973-1974 | Chevrolet | G20 | Van Base | V8.7439cc |
| 1973-1974 | Chevrolet | G30 | Van Base | V8.7441cc |
| 1967-1969 | Chevrolet | Impala | Base | V8.6489cc |
| 1967-1969 | Chevrolet | Impala | Base | V8.6998cc |
| 1970-1972 | Chevrolet | Impala | Base | V8.6588cc |
| 1970-1974 | Chevrolet | Impala | Base | V8.7441cc |
| 1970-1974 | Chevrolet | Impala | Base | V8.7439cc |
| 1968-1969 | Chevrolet | K10 | Pickup Base | V8.6489cc |
| 1968-1969 | Chevrolet | K10 | Suburban Base | V8.6489cc |
| 1970-1972 | Chevrolet | K10 | Suburban Base | V8.6588cc |
| 1970-1972 | Chevrolet | K10 | Pickup Base | V8.6588cc |
| 1973-1974 | Chevrolet | K10 | Pickup Base | V8.7439cc |
| 1973-1974 | Chevrolet | K10 | Suburban Base | V8.7439cc |
| 1974 | Chevrolet | K10 | Pickup Base | V8.7441cc |
| 1968-1969 | Chevrolet | K20 | Pickup Base | V8.6489cc |
| 1968-1969 | Chevrolet | K20 | Suburban Base | V8.6489cc |
| 1970-1972 | Chevrolet | K20 | Suburban Base | V8.6588cc |
| 1970-1972 | Chevrolet | K20 | Pickup Base | V8.6588cc |
| 1973-1974 | Chevrolet | K20 | Pickup Base | V8.7439cc |
| 1973-1974 | Chevrolet | K20 | Pickup Base | V8.7441cc |
| 1973-1974 | Chevrolet | K20 | Suburban Base | V8.7439cc |
| 1973 | Chevrolet | K20 | Suburban Base | V8.7441cc |
| 1968-1969 | Chevrolet | K30 | Pickup Base | V8.6489cc |
| 1970-1972 | Chevrolet | K30 | Pickup Base | V8.6588cc |
| 1973-1974 | Chevrolet | K30 | Pickup Base | V8.7439cc |
| 1973-1974 | Chevrolet | K30 | Pickup Base | V8.7441cc |
| 1969 | Chevrolet | Kingswood | Base | V8.6998cc |
| 1969 | Chevrolet | Kingswood | Estate | V8.6998cc |
| 1969 | Chevrolet | Kingswood | Estate | V8.6489cc |
| 1969 | Chevrolet | Kingswood | Base | V8.6489cc |
| 1970-1972 | Chevrolet | Kingswood | Base | V8.6588cc |
| 1970-1972 | Chevrolet | Kingswood | Base | V8.7439cc |
| 1970 | Chevrolet | Kingswood | Base | V8.7441cc |
| 1970-1972 | Chevrolet | Kingswood | Estate | V8.6588cc |
| 1970-1972 | Chevrolet | Kingswood | Estate | V8.7439cc |
| 1972 | Chevrolet | Kingswood | Estate | V8.7441cc |
| 1972 | Chevrolet | Kingswood | Base | V8.7441cc |
| 1973-1974 | Chevrolet | Laguna | Base | V8.7439cc |
| 1973-1974 | Chevrolet | Laguna | Base | V8.7441cc |
| 1973 | Chevrolet | Laguna | Estate | V8.7439cc |
| 1973 | Chevrolet | Laguna | Estate | V8.7441cc |
| 1974 | Chevrolet | Laguna | Type S-3 | V8.7441cc |
| 1967 | Chevrolet | Malibu | Base | V8.6489cc |
| 1973-1974 | Chevrolet | Malibu | Estate | V8.7441cc |
| 1973-1974 | Chevrolet | Malibu | Base | V8.7439cc |
| 1973-1974 | Chevrolet | Malibu | Base | V8.7441cc |
| 1973-1974 | Chevrolet | Malibu | Estate | V8.7439cc |
| 1974 | Chevrolet | Malibu | Classic | V8.7439cc |
| 1974 | Chevrolet | Malibu | Classic | V8.7441cc |
| 1970-1974 | Chevrolet | Monte | Carlo Base | V8.7439cc |
| 1970-1972 | Chevrolet | Monte | Carlo Base | V8.6588cc |
| 1970-1974 | Chevrolet | Monte | Carlo Base | V8.7441cc |
| 1973-1974 | Chevrolet | Monte | Carlo Landau | V8.7441cc |
| 1973 | Chevrolet | Monte | Carlo S | V8.7441cc |
| 1969 | Chevrolet | Nova | Base | V8.6489cc |
| 1970-1972 | Chevrolet | Nova | Base | V8.6588cc |
| 1970-1971 | Chevrolet | Nova | Base | V8.7439cc |
| 1973 | Chevrolet | P10 | Van Base | V8.7441cc |
| 1970-1971 | Chevrolet | P20 | Van Base | V8.7441cc |
| 1973 | Chevrolet | P20 | Van Base | V8.7441cc |
| 1970-1971 | Chevrolet | P30 | Van Base | V8.7441cc |
| 1973-1974 | Chevrolet | P30 | Van Base | V8.7441cc |
| 1969 | Chevrolet | Townsman | Base | V8.6998cc |
| 1969 | Chevrolet | Townsman | Base | V8.6489cc |
| 1970-1972 | Chevrolet | Townsman | Base | V8.7439cc |
| 1970-1972 | Chevrolet | Townsman | Base | V8.6588cc |
| 1970 | Chevrolet | Townsman | Base | V8.7441cc |
| 1972 | Chevrolet | Townsman | Base | V8.7441cc |
| 1972-1974 | Excalibur | Phaeton | Base | V8.7439cc |
| 1972-1974 | Excalibur | Phaeton | Base | V8.7441cc |
| 1968-1969 | GMC | C15/C1500 | Suburban Base | V8.6489cc |
| 1968-1969 | GMC | C15/C1500 | Pickup Base | V8.6489cc |
| 1970-1972 | GMC | C15/C1500 | Suburban Base | V8.6588cc |
| 1970-1972 | GMC | C15/C1500 | Pickup Base | V8.6588cc |
| 1973-1974 | GMC | C15/C1500 | Pickup Base | V8.7441cc |
| 1973-1974 | GMC | C15/C1500 | Pickup Base | V8.7439cc |
| 1973-1974 | GMC | C15/C1500 | Suburban Base | V8.7441cc |
| 1973-1974 | GMC | C15/C1500 | Suburban Base | V8.7439cc |
| 1968-1969 | GMC | C25/C2500 | Pickup Base | V8.6489cc |
| 1968-1969 | GMC | C25/C2500 | Suburban Base | V8.6489cc |
| 1970-1972 | GMC | C25/C2500 | Suburban Base | V8.6588cc |
| 1970-1972 | GMC | C25/C2500 | Pickup Base | V8.6588cc |
| 1973-1974 | GMC | C25/C2500 | Suburban Base | V8.7439cc |
| 1973-1974 | GMC | C25/C2500 | Pickup Base | V8.7441cc |
| 1973-1974 | GMC | C25/C2500 | Pickup Base | V8.7439cc |
| 1974 | GMC | C25/C2500 | Suburban Base | V8.7441cc |
| 1968-1969 | GMC | C35/C3500 | Pickup Base | V8.6489cc |
| 1970-1972 | GMC | C35/C3500 | Pickup Base | V8.6588cc |
| 1973-1974 | GMC | C35/C3500 | Pickup Base | V8.7439cc |
| 1973-1974 | GMC | C35/C3500 | Pickup Base | V8.7441cc |
| 1973-1974 | GMC | G35/G3500 | Van Vandura | V8.7439cc |
| 1973-1974 | GMC | G35/G3500 | Van Rally | V8.7439cc |
| 1974 | GMC | G35/G3500 | Van Base | V8.7439cc |
| 1973 | GMC | Jimmy | Base | V8.7441cc |
| 1973-1974 | GMC | Jimmy | Base | V8.7439cc |
| 1968-1969 | GMC | K15/K1500 | Pickup Base | V8.6489cc |
| 1968-1969 | GMC | K15/K1500 | Suburban Base | V8.6489cc |
| 1970-1972 | GMC | K15/K1500 | Suburban Base | V8.6588cc |
| 1970-1972 | GMC | K15/K1500 | Pickup Base | V8.6588cc |
| 1973-1974 | GMC | K15/K1500 | Suburban Base | V8.7439cc |
| 1973-1974 | GMC | K15/K1500 | Pickup Base | V8.7439cc |
| 1968-1969 | GMC | K25/K2500 | Suburban Base | V8.6489cc |
| 1968-1969 | GMC | K25/K2500 | Pickup Base | V8.6489cc |
| 1970-1972 | GMC | K25/K2500 | Suburban Base | V8.6588cc |
| 1970-1972 | GMC | K25/K2500 | Pickup Base | V8.6588cc |
| 1973-1974 | GMC | K25/K2500 | Pickup Base | V8.7441cc |
| 1973-1974 | GMC | K25/K2500 | Pickup Base | V8.7439cc |
| 1973-1974 | GMC | K25/K2500 | Suburban Base | V8.7439cc |
| 1968-1969 | GMC | K35/K3500 | Pickup Base | V8.6489cc |
| 1970-1972 | GMC | K35/K3500 | Pickup Base | V8.6588cc |
| 1973-1974 | GMC | K35/K3500 | Pickup Base | V8.7441cc |
| 1973-1974 | GMC | K35/K3500 | Pickup Base | V8.7439cc |
| 1970-1971 | GMC | P25/P2500 | Van Base | V8.7441cc |
| 1970-1971 | GMC | P35/P3500 | Van Base | V8.7441cc |
| 1973-1974 | GMC | P35/P3500 | Van Base | V8.7441cc |
| 1974 | GMC | P35/P3500 | Van Motor Home | V8.7441cc |
| 1974 | GMC | P35/P3500 | Van Motorhome | V8.7441cc |
| 1971-1972 | GMC | Sprint | Base | V8.6588cc |
| 1971-1974 | GMC | Sprint | Base | V8.7439cc |
| 1971 | GMC | Sprint | Base | V8.7441cc |
| 1972 | GMC | Sprint | Custom | V8.6588cc |
| 1972-1974 | GMC | Sprint | Custom | V8.7439cc |
| 1972-1974 | GMC | Sprint | Custom | V8.7441cc |
| 1973-1974 | GMC | Sprint | Base | V8.7441cc |
| 1975 | GMC | Sprint | High Sierra | V8.6588cc |
| 1975 | GMC | Sprint | Classic | V8.6588cc |
| 1975 | GMC | Sprint | Base | V8.6588cc |
| 1975 | GMC | Sprint | SP | V8.6588cc |
| 1969-1974 | Iso | Grifo | Base | V8.6998cc |
Compliance & Shipping Notes
- Prop 65: Y
- Not CARB approved



