Edelbrock Accu-Drive Gear Drive B/B Chevy
SKU 7891
MPN ede7891
$342.95 · Available to order
Edelbrock Accu-Drive Gear Drive B/B Chevy
Edelbrock part #7891 Accu-Drive camshaft gear drive kit for big-block Chevy engines replaces a stock timing chain with a precision gear drive system utilizing a compound gear drive train. The gear drive can be easily installed. Just replace the stock crank and camshaft sprockets with Accu-Drive gears and slip in the idler assembly. Most Accu-Drives require no modifications to the engine block, although some fitting of the axles and front cover may be required. This Accu-Drive camshaft gear drive kit for big-block Chevy engines transmits power from the crankshaft gear to a full floating main idler which drives the camshaft gear. A unique feature of the Edelbrock Accu-Drive system is the ability of the main idler gear to float to an optimum position between the crankshaft and camshaft gears, assuring absolutely equal load sharing between the crankshaft and the camshaft gears. The gears are made from billet SAE-1144 steel with induction hardened teeth. Gear teeth are shaved for precision operation. The set features hardened and ground idler pins from billet steel and are compatible with all standard camshafts. Features Include: - Accurate timing control..No chain to stretch - Provides multiple cam timing adjustments for optimum performance - Smooth cam rotation for precise valve timing
| Years | Make | Model | Submodel | Drive |
|---|---|---|---|---|
| 1989–1990 | Chevrolet | V3500 | Silverado | — |
| 1979–1986 | GMC | C2500 Suburban | High Sierra | — |
| 1989–1990 | Chevrolet | V3500 | Scottsdale | — |
| 1973–1974 | Chevrolet | Malibu | Base | — |
| 1975–1980 | Chevrolet | C20 Suburban | Custom Deluxe | — |
| 1980 | Chevrolet | K20 | Silverado | — |
| 1968–1972 | GMC | C25/C2500 Suburban | Base | — |
| 1973–1974 | Chevrolet | G20 Van | Base | — |
| 1976–1978 | GMC | K25 | Sierra Grande | — |
| 1987–1990 | GMC | V3500 | Base | — |
| 1975–1978 | GMC | C35 | Sierra Classic | — |
| 1968–1972 | Chevrolet | K10 Suburban | Base | — |
| 1987–1989 | GMC | R3500 | High Sierra | — |
| 1988–1990 | Chevrolet | G30 | Beauville | — |
| 1973–1974 | Chevrolet | Caprice | Estate | — |
| 1987–1988 | Chevrolet | V20 Suburban | Scottsdale | — |
| 1988–1990 | Chevrolet | C3500 | Cheyenne | — |
| 1973 | Chevrolet | Blazer | Base | — |
| 1980 | Chevrolet | K20 | Custom Deluxe | — |
| 1966–1967 | Chevrolet | Chevelle | Base | — |
| 1987–1988 | Chevrolet | V20 Suburban | Silverado | — |
| 1987–1988 | Chevrolet | V30 | Scottsdale | — |
| 1989–1990 | Chevrolet | R2500 Suburban | Silverado | — |
| 1973–1974 | Chevrolet | G30 Van | Base | — |
| 1988–1990 | GMC | K3500 | Sierra SLE | — |
| 1988–1990 | Chevrolet | C3500 | Scottsdale | — |
| 1981–1986 | Chevrolet | C20 Suburban | Custom | — |
| 1975–1978 | GMC | C15 | Base | — |
| 1978–1980 | Chevrolet | C10 | Big Ten | — |
| 1981–1986 | Chevrolet | K30 | Custom | — |
| 1976 | GMC | K15 | Sierra Classic | — |
| 1973–1974 | GMC | K35/K3500 Pickup | Base | — |
| 1976–1977 | GMC | K25 Suburban | High Sierra | — |
| 1980–1981 | Chevrolet | K30 | Cheyenne | — |
| 1970–1972 | Chevrolet | Chevelle | Base | — |
| 1975–1986 | Chevrolet | C30 | Scottsdale | — |
| 1989–1990 | GMC | G3500 | Rally | — |
| 1989–1990 | GMC | G3500 | Vandura Special | — |
| 1975–1978 | GMC | C35 | Base | — |
| 1988–1990 | Chevrolet | C3500 | Silverado | — |
| 1975–1980 | Chevrolet | C10 Suburban | Custom Deluxe | — |
| 1981 | Chevrolet | C30 | Deluxe | — |
| 1979–1986 | GMC | C2500 | High Sierra | — |
| 1968–1974 | Chevrolet | C10 Suburban | Base | — |
| 1990 | Chevrolet | C1500 | WT | — |
| 1979–1986 | GMC | K3500 | Sierra Classic | — |
| 1975 | Chevrolet | Caprice | Estate Wagon | — |
| 1967 | Chevrolet | Camaro | RS | — |
| 1976–1978 | GMC | K25 | High Sierra | — |
| 1976 | GMC | K15 | High Sierra | — |
| 1980–1986 | Chevrolet | K30 | Scottsdale | — |
| 1989–1990 | Chevrolet | R2500 Suburban | Scottsdale | — |
| 1976 | GMC | Jimmy | Sierra Grande | — |
| 1976 | GMC | G35 | Magnavan | — |
| 1976–1977 | GMC | K25 Suburban | Sierra Grande | — |
| 1979–1980 | GMC | C1500 | Heavy Half | — |
| 1968–1969 | Chevrolet | K20 Pickup | Base | — |
| 1973 | Chevrolet | Laguna | Estate | — |
| 1975–1976 | GMC | G25 | Rally | — |
| 1979–1980 | Chevrolet | K10 | Cheyenne | — |
| 1975–1978 | GMC | C25 Suburban | Base | — |
| 1988–1990 | GMC | C3500 | Sierra SLE | — |
| 1979–1982 | GMC | K3500 | Sierra Grande | — |
| 1975–1980 | Chevrolet | C10 Suburban | Scottsdale | — |
| 1987 | Chevrolet | R20 Suburban | Custom Deluxe | — |
| 1976 | Chevrolet | K10 | Scottsdale | — |
| 1975–1978 | GMC | C15 Suburban | Sierra Grande | — |
| 1979–1980 | GMC | C1500 | Sierra Classic | — |
| 1976 | Chevrolet | Impala | Custom Landau | — |
| 1973 | Chevrolet | Chevelle | Deluxe | — |
| 1966–1967 | Chevrolet | Malibu | Base | — |
| 1979–1986 | GMC | C2500 | Base | — |
| 1980 | Chevrolet | K20 | Scottsdale | — |
| 1976 | GMC | Jimmy | Sierra Classic | — |
| 1975 | Chevrolet | Monte Carlo | S | — |
| 1971–1975 | GMC | Sprint | Base | — |
| 1988–1990 | GMC | K3500 | Sierra | — |
| 1988–1990 | Chevrolet | K3500 | Silverado | — |
| 1973–1974 | Chevrolet | Monte Carlo | Landau | — |
| 1976 | Chevrolet | K10 | Silverado | — |
| 1975–1978 | GMC | C25 | High Sierra | — |
| 1988–1990 | Chevrolet | G30 | Chevy Van | — |
| 1973–1974 | GMC | K25/K2500 Pickup | Base | — |
| 1979–1986 | GMC | C3500 | Sierra Classic | — |
| 1979–1986 | GMC | K3500 | High Sierra | — |
| 1977 | Chevrolet | K30 | Custom Deluxe | — |
| 1979–1982 | GMC | C2500 | Sierra Grande | — |
| 1975 | GMC | Sprint | High Sierra | — |
| 1974 | Chevrolet | Laguna | Type S-3 | — |
| 1974 | GMC | C25/C2500 Suburban | Base | — |
| 1987–1988 | Chevrolet | V30 | Silverado | — |
| 1975–1976 | Chevrolet | G30 | Beauville | — |
| 1988 | Chevrolet | R20 | Cheyenne | — |
| 1968–1974 | GMC | C15/C1500 Suburban | Base | — |
| 1970 | Chevrolet | Townsman | Base | — |
| 1977 | GMC | C15 | Indy Hauler | — |
| 1975–1981 | Chevrolet | C20 | Cheyenne | — |
| 1973–1974 | Chevrolet | K30 Pickup | Base | — |
| 1979–1980 | GMC | C1500 | High Sierra | — |
| 1987–1988 | Chevrolet | R30 | Custom Deluxe | — |
| 1975–1978 | GMC | C15 Suburban | High Sierra | — |
| 1975–1978 | GMC | C25 | Sierra Grande | — |
| 1985 | Chevrolet | K20 Suburban | Custom | — |
| 1987–1988 | Chevrolet | R30 | Silverado | — |
| 1987–1989 | GMC | R3500 | Sierra Classic | — |
| 1977 | Chevrolet | K30 | Scottsdale | — |
| 1979–1986 | GMC | C2500 Suburban | Base | — |
| 1968–1974 | Chevrolet | El Camino | SS | — |
| 1985 | Chevrolet | K20 Suburban | Silverado | — |
| 1976 | GMC | Jimmy | Base | — |
| 1990 | Chevrolet | V2500 Suburban | Silverado | — |
| 1972–1974 | GMC | Sprint | Custom | — |
| 1975–1976 | Chevrolet | Impala | Custom | — |
| 1966–1972 | Chevrolet | Chevelle | SS | — |
| 1975–1978 | GMC | C15 | High Sierra | — |
| 1975–1978 | GMC | C25 Suburban | High Sierra | — |
| 1968–1972 | Chevrolet | Chevelle | Nomad | — |
| 1968–1969 | Chevrolet | K10 Pickup | Base | — |
| 1982–1986 | Chevrolet | C20 Suburban | Silverado | — |
| 1979–1980 | GMC | C1500 | Street Coupe | — |
| 1968–1971 | Chevrolet | K30 Pickup | Base | — |
| 1981 | Chevrolet | C20 Suburban | Deluxe | — |
| 1981–1986 | Chevrolet | C20 | Custom | — |
| 1970–1974 | Chevrolet | Monte Carlo | Base | — |
| 1965–1967 | Chevrolet | Impala | SS | — |
| 1989–1990 | Chevrolet | R3500 | Scottsdale | — |
| 1965–1976 | Chevrolet | Impala | Base | — |
| 1976–1978 | Chevrolet | K5 Blazer | Cheyenne | — |
| 1965–1972 | Chevrolet | Biscayne | Base | — |
| 1975–1980 | Chevrolet | C10 | Cheyenne | — |
| 1976 | Chevrolet | G20 | Beauville | — |
| 1975–1976 | Chevrolet | Impala | Sport | — |
| 1975–1980 | Chevrolet | C20 | Custom Deluxe | — |
| 1976 | Chevrolet | Caprice | Classic Estate | — |
| 1979–1980 | Chevrolet | C20 Suburban | Silverado | — |
| 1987–1989 | GMC | R2500 | Base | — |
| 1968 | GMC | K15/K1500 Suburban | Base | — |
| 1989–1990 | GMC | G3500 | Rally STX | — |
| 1975 | Chevrolet | Laguna | S3 | — |
| 1969–1970 | Chevrolet | Nova | Base | — |
| 1968–1974 | GMC | C35/C3500 Pickup | Base | — |
| 1975–1978 | GMC | C15 | Sierra Classic | — |
| 1988–1990 | GMC | C3500 | Sierra | — |
| 1965–1975 | Chevrolet | Bel Air | Base | — |
| 1967 | Chevrolet | Camaro | Base | — |
| 1979–1980 | GMC | C1500 Suburban | Sierra Grande | — |
| 1968–1969 | GMC | K25/K2500 Pickup | Base | — |
| 1968–1974 | Chevrolet | C30 Pickup | Base | — |
| 1988–1990 | Chevrolet | G30 | Sportvan | — |
| 1977–1978 | Chevrolet | K5 Blazer | Custom Deluxe | — |
| 1976 | Chevrolet | K10 | Cheyenne | — |
| 1973–1974 | Chevrolet | Malibu | Estate | — |
| 1990 | Chevrolet | V2500 Suburban | Scottsdale | — |
| 1970–1972 | Chevrolet | Camaro | RS | — |
| 1979–1980 | Chevrolet | K10 | Custom Deluxe | — |
| 1987 | Chevrolet | V20 Suburban | Custom Deluxe | — |
| 1987–1988 | Chevrolet | R20 | Custom Deluxe | — |
| 1969–1972 | Chevrolet | Chevelle | Greenbrier | — |
| 1979–1980 | GMC | K1500 | High Sierra | — |
| 1975–1980 | Chevrolet | C10 | Scottsdale | — |
| 1976–1978 | Chevrolet | K20 | Cheyenne | — |
| 1976 | GMC | K15 | Sierra Grande | — |
| 1975–1986 | Chevrolet | C30 | Silverado | — |
| 1966–1972 | Chevrolet | Caprice | Base | — |
| 1972 | Chevrolet | Brookwood | Base | — |
| 1988–1990 | GMC | C3500 | Sierra SLX | — |
| 1976 | Chevrolet | G20 | Chevy Van | — |
| 1975–1978 | GMC | C15 | Sierra Grande | — |
| 1979–1980 | GMC | C1500 Suburban | High Sierra | — |
| 1990 | GMC | R2500 Suburban | SLE | — |
| 1979–1980 | GMC | C1500 | Sierra Grande | — |
| 1973–1975 | Chevrolet | Laguna | Base | — |
| 1968–1974 | Chevrolet | C10 Pickup | Base | — |
| 1975–1980 | Chevrolet | C10 | Custom Deluxe | — |
| 1977 | Chevrolet | K30 | Silverado | — |
| 1966–1974 | Chevrolet | Corvette | Base | — |
| 1975–1976 | Chevrolet | Caprice | Classic Sport | — |
| 1975–1976 | Chevrolet | G30 | Chevy Van | — |
| 1976–1977 | GMC | K25 Suburban | Sierra Classic | — |
| 1988–1990 | GMC | G3500 | Magnavan | — |
| 1968 | GMC | K25/K2500 Suburban | Base | — |
| 1974–1975 | Chevrolet | Malibu | Classic | — |
| 1989 | Chevrolet | R2500 | Cheyenne | — |
| 1968–1974 | Chevrolet | C20 Pickup | Base | — |
| 1990 | GMC | V3500 | SLE | — |
| 1975–1980 | Chevrolet | C10 | Silverado | — |
| 1976 | Chevrolet | K10 | Custom Deluxe | — |
| 1985 | Chevrolet | K20 Suburban | Scottsdale | — |
| 1975–1978 | GMC | C15 Suburban | Base | — |
| 1987–1988 | Chevrolet | R20 Suburban | Silverado | — |
| 1973 | GMC | Jimmy | Base | — |
| 1979–1982 | GMC | C3500 | Sierra Grande | — |
| 1973–1974 | Chevrolet | G20 Van | Sportvan | — |
| 1975 | GMC | Sprint | Classic | — |
| 1981–1986 | Chevrolet | C30 | Custom | — |
| 1987–1988 | Chevrolet | R20 | Silverado | — |
| 1975–1976 | Chevrolet | G30 | Hi-Cube | — |
| 1990 | Chevrolet | C1500 | Scottsdale | — |
| 1990 | Chevrolet | C1500 | Cheyenne | — |
| 1970–1972 | Chevrolet | Kingswood | Estate | — |
| 1968–1969 | Chevrolet | Chevelle | 300 Deluxe | — |
| 1976 | Chevrolet | Caprice | Classic Landau | — |
| 1982 | Chevrolet | C20 Suburban | Scottsdale | — |
| 1975–1981 | Chevrolet | C30 | Cheyenne | — |
| 1979–1980 | GMC | K1500 | Base | — |
| 1973 | Chevrolet | Monte Carlo | S | — |
| 1979–1980 | Chevrolet | K10 | Silverado | — |
| 1967–1972 | Chevrolet | Camaro | SS | — |
| 1968–1969 | GMC | K15/K1500 Pickup | Base | — |
| 1989–1990 | GMC | G3500 | Vandura | — |
| 1976 | GMC | K15 | Base | — |
| 1973–1974 | Chevrolet | G10 Van | Base | — |
| 1979–1980 | GMC | C1500 | Base | — |
| 1989 | Chevrolet | R2500 | Silverado | — |
| 1987–1990 | GMC | R2500 Suburban | Base | — |
| 1989–1990 | Chevrolet | V3500 | Cheyenne | — |
| 1975–1978 | GMC | C25 | Base | — |
| 1979–1986 | GMC | C2500 Suburban | Sierra Classic | — |
| 1979–1986 | GMC | C3500 | Base | — |
| 1976–1978 | Chevrolet | K20 | Custom Deluxe | — |
| 1976–1978 | Chevrolet | K20 | Scottsdale | — |
| 1987–1988 | Chevrolet | R20 Suburban | Scottsdale | — |
| 1977–1978 | GMC | C15 | Heavy Half | — |
| 1988 | Chevrolet | V30 | Cheyenne | — |
| 1975–1978 | GMC | C15 Suburban | Sierra Classic | — |
| 1973–1974 | Chevrolet | K20 Pickup | Base | — |
| 1989 | Chevrolet | R2500 | Scottsdale | — |
| 1981 | Chevrolet | C20 | Deluxe | — |
| 1988 | Chevrolet | R30 | Cheyenne | — |
| 1987–1988 | Chevrolet | V30 | Custom Deluxe | — |
| 1972 | Chevrolet | Townsman | Base | — |
| 1988–1990 | Chevrolet | K3500 | Scottsdale | — |
| 1979–1980 | GMC | K1500 | Sierra Classic | — |
| 1975–1980 | Chevrolet | C30 | Custom Deluxe | — |
| 1988–1990 | Chevrolet | G30 | Hi-Cube | — |
| 1987–1989 | GMC | V3500 | Sierra Classic | — |
| 1970–1972 | Chevrolet | Kingswood | Base | — |
| 1966–1975 | Chevrolet | El Camino | Base | — |
| 1988–1990 | GMC | K3500 | Sierra SLX | — |
| 1981 | Chevrolet | K30 | Deluxe | — |
| 1968–1974 | Chevrolet | C20 Suburban | Base | — |
| 1987–1989 | GMC | R2500 | High Sierra | — |
| 1988–1990 | Chevrolet | K3500 | Cheyenne | — |
| 1990 | Chevrolet | C1500 | 454 SS | — |
| 1969–1972 | Chevrolet | Chevelle | Concours Estate | — |
| 1970–1972 | Chevrolet | Camaro | Base | — |
| 1987–1989 | GMC | R2500 Suburban | Sierra Classic | — |
| 1979–1980 | GMC | K1500 | Sierra Grande | — |
| 1967 | Chevrolet | Chevelle | Deluxe | — |
| 1970–1972 | Chevrolet | Camaro | Z28 | — |
| 1989–1990 | Chevrolet | R3500 | Silverado | — |
| 1979–1986 | GMC | C3500 | High Sierra | — |
| 1989–1990 | Chevrolet | R3500 | Cheyenne | — |
| 1989–1990 | GMC | G3500 | Rally Camper Special | — |
| 1984–1986 | Chevrolet | C20 Suburban | Scottsdale | — |
| 1987 | GMC | R2500 Suburban | High Sierra | — |
| 1987–1989 | GMC | R2500 | Sierra Classic | — |
| 1976 | Chevrolet | Impala | S | — |
| 1987–1989 | GMC | V3500 | High Sierra | — |
| 1980 | Chevrolet | K30 | Custom Deluxe | — |
| 1975–1980 | Chevrolet | C20 Suburban | Scottsdale | — |
| 1979–1980 | GMC | C1500 Suburban | Base | — |
| 1976 | Chevrolet | K5 Blazer | Base | — |
| 1974 | GMC | K25/K2500 Suburban | Base | — |
| 1979–1980 | Chevrolet | K10 | Scottsdale | — |
| 1967–1972 | Chevrolet | Chevelle | Concours | — |
| 1968–1974 | GMC | C25/C2500 Pickup | Base | — |
| 1979–1982 | GMC | C2500 Suburban | Sierra Grande | — |
| 1977 | Chevrolet | K30 | Cheyenne | — |
| 1968–1971 | GMC | K35/K3500 Pickup | Base | — |
| 1987–1988 | Chevrolet | R30 | Scottsdale | — |
| 1980 | Chevrolet | K20 | Cheyenne | — |
| 1974 | GMC | K15/K1500 Suburban | Base | — |
| 1980–1986 | Chevrolet | K30 | Silverado | — |
| 1973 | Chevrolet | K20 Suburban | Base | — |
| 1976–1977 | GMC | K25 Suburban | Base | — |
| 1975–1977 | Chevrolet | C20 Suburban | Silverado | — |
| 1979–1986 | GMC | C2500 | Sierra Classic | — |
| 1968–1974 | GMC | C15/C1500 Pickup | Base | — |
| 1975–1978 | GMC | C25 Suburban | Sierra Grande | — |
| 1970–1972 | GMC | K15/K1500 Suburban | Base | — |
| 1976 | GMC | Jimmy | High Sierra | — |
| 1975–1978 | GMC | C35 | Sierra Grande | — |
| 1975–1978 | GMC | C25 Suburban | Sierra Classic | — |
| 1975–1976 | GMC | G25 | Rally STX | — |
| 1975–1980 | Chevrolet | C10 Suburban | Silverado | — |
| 1975–1986 | Chevrolet | C20 | Scottsdale | — |
| 1975–1986 | Chevrolet | C20 | Silverado | — |
| 1979–1986 | GMC | K3500 | Base | — |
| 1978 | Chevrolet | K5 Blazer | Silverado | — |
| 1990 | GMC | R3500 | SLE | — |
| 1990 | Chevrolet | C1500 | Silverado | — |
| 1968–1972 | Chevrolet | Chevelle | Malibu | — |
| 1976–1978 | Chevrolet | K20 | Silverado | — |
| 1975 | GMC | Sprint | SP | — |
| 1968 | Chevrolet | Chevelle | 300 | — |
| 1974 | Chevrolet | K10 Pickup | Base | — |
| 1987–1990 | GMC | R3500 | Base | — |
| 1978 | GMC | C15 | Street Coupe | — |
| 1968–1974 | Chevrolet | El Camino | Custom | — |
| 1975–1978 | GMC | C35 | High Sierra | — |
| 1976–1978 | GMC | K25 | Sierra Classic | — |
| 1976–1978 | GMC | K25 | Base | — |
| 1987–1988 | Chevrolet | R20 | Scottsdale | — |
| 1973–1976 | Chevrolet | Caprice | Classic | — |
| 1975–1978 | GMC | C25 | Sierra Classic | — |
| 1979–1980 | GMC | C1500 Suburban | Sierra Classic | — |
| 1968 | Chevrolet | Chevy II | Nova | — |
| Category | Engine Components |
|---|---|
| Sub-Category | Cam Gears |
| UPC | 85347078912 |
| CARB Approved | No |
| Prop 65 Warning | Y |
| Special Order | Yes |
| Weight | 4.45 lb |
| Dimensions (L×W×H) | 11 × 6.7 × 1.6 in |