BBK 85-97 GM Truck 305 350 Underdrive Pulley Kit - Lightweight CNC Billet Aluminum (3pc)
SKU 1598
MPN bbk1598
$279.99 · Available to order
BBK 85-97 GM Truck 305 350 Underdrive Pulley Kit - Lightweight CNC Billet Aluminum (3pc)
Install a set of BBK performance underdrive pulleys and see an average of 8-15 additional horsepower over the stock pulleys. Under drive pulleys increase engine output by reducing the draw of the engines accessories by slowing them down and reducing the HP they use. Additional and significant performance improvements can be seen by reducing the weight of the pulley versus the original pulley which is why we recommend the BBK CNC Machined billet aluminum pulley kits for maximum horsepower gains. ALL BBK pulley kits are designed as direct bolt on replacements for the current factory pulleys and retain full cooling and charging characteristics. BBK under drive pulley kits are vehicle specific and each kit comes with complete installation instructions and allow the re-use of existing serpentine belts.
| Years | Make | Model | Submodel | Drive |
|---|---|---|---|---|
| 1985–1986 | Chevrolet | C30 | Custom | — |
| 1987 | Chevrolet | V30 | Silverado | — |
| 1985–1986 | GMC | C2500 | Base | — |
| 1987 | Chevrolet | V20 | Scottsdale | — |
| 1985 | Chevrolet | Impala | Base | — |
| 1985–1986 | Chevrolet | K20 | Scottsdale | — |
| 1987 | Chevrolet | R10 Suburban | Scottsdale | — |
| 1987 | Chevrolet | R10 Suburban | Silverado | — |
| 1985–1986 | Chevrolet | K30 | Custom | — |
| 1987 | GMC | R3500 | High Sierra | — |
| 1985–1986 | Chevrolet | C10 Suburban | Silverado | — |
| 1987 | Chevrolet | V30 | Custom Deluxe | — |
| 1985–1986 | Chevrolet | K10 Suburban | Scottsdale | — |
| 1987 | Chevrolet | V10 | Scottsdale | — |
| 1987 | GMC | V3500 | Sierra Classic | — |
| 1987 | Chevrolet | Blazer | Custom Deluxe | — |
| 1985–1986 | GMC | K3500 | Base | — |
| 1985–1986 | Chevrolet | C20 Suburban | Scottsdale | — |
| 1987 | Chevrolet | R10 | Silverado | — |
| 1985–1987 | Chevrolet | Caprice | Classic | — |
| 1985–1986 | Chevrolet | C10 | Silverado | — |
| 1985–1986 | GMC | K1500 | High Sierra | — |
| 1987 | GMC | R1500 Suburban | Base | — |
| 1985–1986 | Chevrolet | K20 Suburban | Custom | — |
| 1987 | GMC | V2500 | Sierra Classic | — |
| 1987 | GMC | V3500 | Base | — |
| 1985–1986 | Chevrolet | K10 Suburban | Silverado | — |
| 1985–1986 | Chevrolet | Camaro | Berlinetta | — |
| 1985–1986 | Chevrolet | C20 | Custom | — |
| 1985–1986 | GMC | C3500 | Base | — |
| 1985–1986 | GMC | C1500 | Base | — |
| 1987 | GMC | V1500 | Sierra Classic | — |
| 1987 | Chevrolet | V20 | Silverado | — |
| 1985–1986 | Chevrolet | C20 | Scottsdale | — |
| 1985–1986 | Chevrolet | C20 Suburban | Custom | — |
| 1985–1986 | Chevrolet | C30 | Scottsdale | — |
| 1987 | GMC | R1500 | Sierra Classic | — |
| 1985–1986 | Chevrolet | C30 | Silverado | — |
| 1987 | GMC | R3500 | Base | — |
| 1985–1986 | Chevrolet | K20 | Custom | — |
| 1985–1986 | Chevrolet | C10 Suburban | Custom | — |
| 1987–1988 | Chevrolet | R20 | Custom Deluxe | — |
| 1987 | Chevrolet | V20 | Custom Deluxe | — |
| 1987 | GMC | R2500 | High Sierra | — |
| 1985–1986 | GMC | K2500 | Base | — |
| 1987 | Chevrolet | R10 | Scottsdale | — |
| 1985–1987 | Pontiac | Firebird | Base | — |
| 1985–1986 | GMC | C1500 | Sierra Classic | — |
| 1985–1986 | GMC | K2500 | High Sierra | — |
| 1987 | GMC | R1500 Suburban | Sierra Classic | — |
| 1987 | Chevrolet | V10 | Silverado | — |
| 1985–1986 | Chevrolet | K20 | Silverado | — |
| 1985–1986 | GMC | C3500 | High Sierra | — |
| 1985–1986 | GMC | C2500 | Sierra Classic | — |
| 1985–1986 | Chevrolet | C10 | Scottsdale | — |
| 1985–1986 | Chevrolet | K10 | Custom | — |
| 1985–1986 | Chevrolet | K5 Blazer | Custom | — |
| 1985–1987 | Chevrolet | Camaro | Sport | — |
| 1987 | Chevrolet | R20 Suburban | Silverado | — |
| 1987 | Chevrolet | R30 | Custom Deluxe | — |
| 1987 | Chevrolet | R10 Suburban | Custom Deluxe | — |
| 1985–1986 | GMC | K3500 | High Sierra | — |
| 1987 | Chevrolet | Blazer | Silverado | — |
| 1985–1986 | Chevrolet | K10 Suburban | Custom | — |
| 1987 | Chevrolet | R10 | Custom Deluxe | — |
| 1987 | GMC | R3500 | Sierra Classic | — |
| 1985–1986 | GMC | C1500 | High Sierra | — |
| 1987 | GMC | R1500 | High Sierra | — |
| 1987 | Chevrolet | V10 | Custom Deluxe | — |
| 1985–1986 | GMC | K2500 | Sierra Classic | — |
| 1985–1986 | Chevrolet | K10 | Scottsdale | — |
| 1987 | Chevrolet | R20 | Scottsdale | — |
| 1985–1986 | GMC | C2500 | High Sierra | — |
| 1987 | GMC | R2500 | Sierra Classic | — |
| 1985–1986 | Chevrolet | C20 | Silverado | — |
| 1986–1987 | Chevrolet | Caprice | Base | — |
| 1987 | GMC | R2500 | Base | — |
| 1985–1986 | GMC | K1500 | Sierra Classic | — |
| 1987 | GMC | R1500 | Base | — |
| 1987 | Chevrolet | R20 Suburban | Custom Deluxe | — |
| 1987 | Chevrolet | Caprice | Classic LS Brougham | — |
| 1985–1987 | Chevrolet | Camaro | Iroc-Z | — |
| 1985–1986 | Chevrolet | K20 Suburban | Silverado | — |
| 1985–1986 | Chevrolet | K20 Suburban | Scottsdale | — |
| 1985–1986 | Chevrolet | C10 | Custom | — |
| 1987 | GMC | V1500 | High Sierra | — |
| 1985–1986 | Chevrolet | K5 Blazer | Silverado | — |
| 1987 | GMC | V1500 | Base | — |
| 1985–1986 | GMC | C3500 | Sierra Classic | — |
| 1985–1986 | GMC | K1500 | Base | — |
| 1985–1986 | Pontiac | Firebird | S/E | — |
| 1985–1986 | Chevrolet | K10 | Silverado | — |
| 1985–1986 | Chevrolet | K30 | Scottsdale | — |
| 1987 | GMC | V2500 | Base | — |
| 1986–1987 | Chevrolet | Caprice | Classic Brougham | — |
| 1985–1986 | Chevrolet | C20 Suburban | Silverado | — |
| 1987 | GMC | R1500 Suburban | High Sierra | — |
| 1987 | Chevrolet | R30 | Scottsdale | — |
| 1985–1986 | GMC | K3500 | Sierra Classic | — |
| 1985–1986 | Chevrolet | K30 | Silverado | — |
| 1985–1987 | Chevrolet | Monte Carlo | Base | — |
| 1985–1987 | Chevrolet | Camaro | Z28 | — |
| 1987 | Chevrolet | R20 Suburban | Scottsdale | — |
| 1986–1987 | Chevrolet | Monte Carlo | LS | — |
| 1985–1987 | Chevrolet | Monte Carlo | SS | — |
| 1985–1987 | Pontiac | Firebird | Trans Am | — |
| 1987 | Chevrolet | R30 | Silverado | — |
| 1985–1986 | Chevrolet | C10 Suburban | Scottsdale | — |
| 1987 | Chevrolet | V30 | Scottsdale | — |
| 1987 | GMC | V3500 | High Sierra | — |
| 1987 | Chevrolet | Camaro | LT | — |
| 1987 | Chevrolet | R20 | Silverado | — |
| 1987 | GMC | V2500 | High Sierra | — |
| Category | Engine Components |
|---|---|
| Sub-Category | Pulleys - Crank, Underdrive |
| UPC | 197975015983 |
| CARB Approved | No |
| Prop 65 Warning | Y |
| Special Order | Yes |
| Weight | 5 lb |
| Dimensions (L×W×H) | 7 × 7 × 5 in |