Strengthen the bottom end of your engine - PRW Billet Steel Main Caps raise the bar in the high performance industry. The combination of top quality and reasonable pricing sets new standards. We know that when you receive your new PRW performance components, you will have no trouble seeing what the excitement is all about. PRW Billet Steel Main Caps offer excellent strength at a reasonable cost. They're made from precision-machined high strength steel, which has the proper balance of strength and flexibility to allow transfer of increased shock loads to the crank and bearings. These main bearing caps will improve your engine performance and reliability by eliminating main cap walk and reducing main bearing bore distortion.
- CNC Machined
- Manufactured from 1045 Billet Steel
- CAD Engineering and CNC Machined
- Manufactured from 1045 low carbon steel
- Stabilizes the entire crankshaft rotating assembly
Weight: 7.2 lb
PRW - Main Caps, Billet Steel, 3ea - 1735003
Vehicle fitment
Estimated fitment — verify before purchase| Years | Make | Model | Trim |
|---|---|---|---|
| 1967 | Chevrolet | Camaro | RS |
| 1967–1972 | Chevrolet | Camaro | SS |
| 1968 | Chevrolet | Chevy II | |
| 1968–1970 | Chevrolet | El Camino | Base |
| 1968–1970 | Chevrolet | El Camino | Custom |
| 1969–1970 | Checker | Deluxe | |
| 1969–1970 | Chevrolet | Estate | |
| 1969–1972 | Avanti | II | |
| 1969–1972 | Chevrolet | Biscayne | |
| 1969–1972 | Chevrolet | Brookwood | |
| 1969–1972 | Chevrolet | Camaro | Base |
| 1969–1972 | Chevrolet | Camaro | RS |
| 1969–1972 | Chevrolet | Kingswood | |
| 1969–1972 | Chevrolet | Townsman | |
| 1969–1973 | Chevrolet | Chevelle | |
| 1969–1974 | Checker | Aerobus | |
| 1969–1974 | Checker | Marathon | Base |
| 1969–1974 | Checker | Taxicab | |
| 1969–1974 | Chevrolet | Blazer | |
| 1969–1974 | Chevrolet | C10 Pickup | |
| 1969–1974 | Chevrolet | C20 Pickup | |
| 1969–1974 | Chevrolet | C30 Pickup | |
| 1969–1974 | Chevrolet | Caprice | |
| 1969–1974 | Chevrolet | K10 Pickup | |
| 1969–1974 | Chevrolet | K20 Pickup | |
| 1969–1974 | Chevrolet | K30 Pickup | |
| 1969–1974 | GMC | C15/C1500 Pickup | |
| 1969–1974 | GMC | C15/C1500 Suburban | |
| 1969–1974 | GMC | C25/C2500 Pickup | |
| 1969–1974 | GMC | C25/C2500 Suburban | |
| 1969–1974 | GMC | C35/C3500 Pickup | |
| 1969–1974 | GMC | K15/K1500 Pickup | |
| 1969–1974 | GMC | K15/K1500 Suburban | |
| 1969–1974 | GMC | K25/K2500 Pickup | |
| 1969–1974 | GMC | K25/K2500 Suburban | |
| 1969–1974 | GMC | K35/K3500 Pickup | |
| 1969–1975 | Chevrolet | Bel Air | |
| 1969–1979 | Chevrolet | Nova | |
| 1969–1982 | Chevrolet | Corvette | |
| 1969–1985 | Chevrolet | Impala | |
| 1969–1986 | Chevrolet | C10 Suburban | |
| 1969–1986 | Chevrolet | C20 Suburban | |
| 1969–1986 | Chevrolet | K10 Suburban | |
| 1969–1986 | Chevrolet | K20 Suburban | |
| 1970 | GMC | G25/G2500 Van | Vandura |
| 1970–1972 | Chevrolet | Camaro | Z28 |
| 1970–1972 | Chevrolet | G10 Van | |
| 1970–1972 | Chevrolet | G30 Van | |
| 1970–1972 | Chevrolet | Monte Carlo | |
| 1970–1974 | Checker | Marathon | Deluxe |
| 1970–1974 | Chevrolet | G20 Van | |
| 1970–1974 | GMC | G35/G3500 Van | |
| 1970–1986 | GMC | Jimmy | |
| 1971 | GMC | G15/G1500 Van | Base |
| 1971 | GMC | G25/G2500 Van | |
| 1971–1974 | Chevrolet | El Camino | |
| 1971–1977 | GMC | Sprint | |
| 1972 | GMC | G25/G2500 Van | Rally |
| 1972 | GMC | G25/G2500 Van | Vandura |
| 1972–1974 | GMC | G15/G1500 Van | |
| 1973 | Chevrolet | Monte Carlo | Base |
| 1973 | Chevrolet | Monte Carlo | Landau |
| 1973 | Chevrolet | Monte Carlo | S |
| 1973–1974 | Chevrolet | G10 Van | Base |
| 1973–1974 | Chevrolet | G10 Van | Sportvan |
| 1973–1974 | Chevrolet | G30 Van | Base |
| 1973–1974 | Chevrolet | G30 Van | Sportvan |
| 1973–1974 | GMC | G25/G2500 Van | |
| 1973–1981 | Chevrolet | Camaro | |
| 1974–1977 | Chevrolet | Monte Carlo | |
| 1975 | Chevrolet | El Camino | Base |
| 1975 | Chevrolet | El Camino | Classic |
| 1975 | Chevrolet | El Camino | SS |
| 1975 | Chevrolet | G20 | |
| 1975 | Chevrolet | Malibu | Classic |
| 1975 | GMC | G15 | |
| 1975–1976 | Chevrolet | Caprice | Classic |
| 1975–1976 | Chevrolet | Caprice | Classic Sport |
| 1975–1976 | Chevrolet | G30 | Beauville |
| 1975–1976 | Chevrolet | G30 | Chevy Van |
| 1975–1976 | Chevrolet | G30 | Hi-Cube |
| 1975–1976 | Chevrolet | G30 | Sportvan |
| 1975–1976 | GMC | G25 | Rally |
| 1975–1976 | GMC | G25 | Rally STX |
| 1975–1976 | GMC | G25 | Vandura |
| 1975–1976 | GMC | G35 | Magnavan |
| 1975–1976 | GMC | G35 | Rally |
| 1975–1976 | GMC | G35 | Rally Camper Special |
| 1975–1976 | GMC | G35 | Rally STX |
| 1975–1976 | GMC | G35 | Vandura |
| 1975–1976 | GMC | G35 | Vandura Special |
| 1975–1977 | Chevrolet | C10 | |
| 1975–1977 | GMC | C15 | |
| 1975–1978 | GMC | C15 Suburban | |
| 1975–1978 | GMC | C25 | |
| 1975–1978 | GMC | C25 Suburban | |
| 1975–1978 | GMC | C35 | |
| 1975–1978 | GMC | K15 | |
| 1975–1978 | GMC | K15 Suburban | |
| 1975–1978 | GMC | K25 | |
| 1975–1978 | GMC | K25 Suburban | |
| 1975–1979 | Checker | Marathon | |
| 1975–1980 | Chevrolet | G10 | |
| 1975–1986 | Chevrolet | C20 | |
| 1975–1986 | Chevrolet | C30 | |
| 1975–1986 | Chevrolet | K10 | |
| 1975–1986 | Chevrolet | K20 | |
| 1975–1986 | Chevrolet | K5 Blazer | |
| 1976 | Chevrolet | Caprice | Classic Landau |
| 1976 | Chevrolet | G20 | Beauville |
| 1976 | Chevrolet | G20 | Chevy Van |
| 1976 | Chevrolet | G20 | Sportvan |
| 1976 | GMC | G15 | Rally |
| 1976 | GMC | G15 | Rally STX |
| 1976 | GMC | G15 | Vandura |
| 1976–1979 | Chevrolet | El Camino | |
| 1977–1978 | GMC | G15 | |
| 1977–1978 | GMC | G25 | |
| 1977–1978 | GMC | G35 | |
| 1977–1978 | GMC | K35 | |
| 1977–1980 | Chevrolet | Caprice | |
| 1977–1982 | Chevrolet | G20 | |
| 1977–1986 | Chevrolet | G30 | |
| 1977–1986 | Chevrolet | K30 | |
| 1978 | GMC | C15 | Base |
| 1978 | GMC | C15 | Heavy Half |
| 1978 | GMC | C15 | High Sierra |
| 1978 | GMC | C15 | Sierra Classic |
| 1978 | GMC | C15 | Sierra Grande |
| 1978 | GMC | C15 | Street Coupe |
| 1978–1979 | Chevrolet | C10 | Big Ten |
| 1978–1979 | Chevrolet | C10 | Cheyenne |
| 1978–1979 | Chevrolet | C10 | Custom Deluxe |
| 1978–1979 | Chevrolet | C10 | Scottsdale |
| 1978–1979 | Chevrolet | C10 | Silverado |
| 1978–1979 | Chevrolet | Malibu | |
| 1978–1979 | GMC | Caballero | |
| 1979 | GMC | C1500 | Base |
| 1979 | GMC | C1500 | Heavy Half |
| 1979 | GMC | C1500 | High Sierra |
| 1979 | GMC | C1500 | Sierra Classic |
| 1979 | GMC | C1500 | Sierra Grande |
| 1979 | GMC | C1500 | Street Coupe |
| 1979 | GMC | G1500 | Rally |
| 1979 | GMC | G1500 | Rally STX |
| 1979 | GMC | G1500 | Vandura |
| 1979–1980 | GMC | G3500 | |
| 1979–1981 | GMC | G2500 | |
| 1979–1986 | GMC | C1500 Suburban | |
| 1979–1986 | GMC | C2500 | |
| 1979–1986 | GMC | C2500 Suburban | |
| 1979–1986 | GMC | C3500 | |
| 1979–1986 | GMC | K1500 | |
| 1979–1986 | GMC | K1500 Suburban | |
| 1979–1986 | GMC | K2500 | |
| 1979–1986 | GMC | K2500 Suburban | |
| 1979–1986 | GMC | K3500 | |
| 1980 | Chevrolet | C10 | |
| 1980 | Chevrolet | Malibu | Estate |
| 1980 | Chevrolet | Malibu | Sport |
| 1980–1981 | Chevrolet | Malibu | Base |
| 1980–1981 | GMC | G1500 | |
| 1980–1986 | GMC | C1500 | |
| 1981–1982 | GMC | G3500 | Magnavan |
| 1981–1982 | GMC | G3500 | Rally |
| 1981–1982 | GMC | G3500 | Rally Camper Special |
| 1981–1982 | GMC | G3500 | Rally STX |
| 1981–1982 | GMC | G3500 | Vandura |
| 1981–1982 | GMC | G3500 | Vandura Special |
| 1981–1986 | Chevrolet | G10 | Sportvan |
| 1982 | GMC | G1500 | Rally STX |
| 1982 | GMC | G2500 | Rally |
| 1982 | GMC | G2500 | Rally STX |
| 1982–1986 | Chevrolet | C10 | |
| 1982–1986 | GMC | G1500 | Rally |
| 1983 | Chevrolet | G20 | Sportvan |
| 1983 | GMC | G3500 | |
| 1983–1986 | GMC | G2500 | |
| 1984 | GMC | G1500 | Rally Custom |
| 1984 | GMC | G3500 | Rally Custom |
| 1984–1985 | GMC | G3500 | Magnavan |
| 1984–1985 | GMC | G3500 | Rally |
| 1984–1985 | GMC | G3500 | Rally Camper Special |
| 1984–1985 | GMC | G3500 | Rally STX |
| 1984–1985 | GMC | G3500 | Vandura |
| 1984–1985 | GMC | G3500 | Vandura Special |
| 1984–1986 | Chevrolet | Corvette | |
| 1984–1986 | Chevrolet | G20 | |
| 1984–1986 | GMC | G1500 | Rally STX |
| 1985 | Chevrolet | Caprice | Classic |
| 1986 | Chevrolet | Caprice | Base |
| 1986 | Chevrolet | G10 | Bonaventure |
| 1986 | Excalibur | Phaeton | |
| 1986 | GMC | G3500 | |
| 1987–1988 | GMC | G3500 | Rally Custom |
Specifications
Manufacturer data for this part — all visible, no tabs to dig through.
| Brand | PRW |
| Part number | PRW1735003 |
| Category | Engine & Driveline |
| Years | Make | Model |
|---|---|---|
| 1967–1967 | Chevrolet | Camaro |
| 1967–1972 | Chevrolet | Camaro |
| 1968–1968 | Chevrolet | Chevy II |
| 1968–1970 | Chevrolet | El Camino |
| 1969–1970 | Checker | Deluxe |
| 1969–1970 | Chevrolet | Estate |
| 1969–1972 | Avanti | II |
| 1969–1972 | Chevrolet | Biscayne |
| 1969–1972 | Chevrolet | Brookwood |
| 1969–1972 | Chevrolet | Camaro |
| 1969–1972 | Chevrolet | Kingswood |
| 1969–1972 | Chevrolet | Townsman |
| 1969–1973 | Chevrolet | Chevelle |
| 1969–1974 | Checker | Aerobus |
| 1969–1974 | Checker | Marathon |
| 1969–1974 | Checker | Taxicab |
| 1969–1974 | Chevrolet | Blazer |
| 1969–1974 | Chevrolet | C10 Pickup |
| 1969–1974 | Chevrolet | C20 Pickup |
| 1969–1974 | Chevrolet | C30 Pickup |
| 1969–1974 | Chevrolet | Caprice |
| 1969–1974 | Chevrolet | K10 Pickup |
| 1969–1974 | Chevrolet | K20 Pickup |
| 1969–1974 | Chevrolet | K30 Pickup |
| 1969–1974 | GMC | C15/C1500 Pickup |
| 1969–1974 | GMC | C15/C1500 Suburban |
| 1969–1974 | GMC | C25/C2500 Pickup |
| 1969–1974 | GMC | C25/C2500 Suburban |
| 1969–1974 | GMC | C35/C3500 Pickup |
| 1969–1974 | GMC | K15/K1500 Pickup |
| 1969–1974 | GMC | K15/K1500 Suburban |
| 1969–1974 | GMC | K25/K2500 Pickup |
| 1969–1974 | GMC | K25/K2500 Suburban |
| 1969–1974 | GMC | K35/K3500 Pickup |
| 1969–1975 | Chevrolet | Bel Air |
| 1969–1979 | Chevrolet | Nova |
| 1969–1982 | Chevrolet | Corvette |
| 1969–1985 | Chevrolet | Impala |
| 1969–1986 | Chevrolet | C10 Suburban |
| 1969–1986 | Chevrolet | C20 Suburban |
| 1969–1986 | Chevrolet | K10 Suburban |
| 1969–1986 | Chevrolet | K20 Suburban |
| 1970–1970 | GMC | G25/G2500 Van |
| 1970–1972 | Chevrolet | Camaro |
| 1970–1972 | Chevrolet | G10 Van |
| 1970–1972 | Chevrolet | G30 Van |
| 1970–1972 | Chevrolet | Monte Carlo |
| 1970–1974 | Checker | Marathon |
| 1970–1974 | Chevrolet | G20 Van |
| 1970–1974 | GMC | G35/G3500 Van |
| 1970–1986 | GMC | Jimmy |
| 1971–1971 | GMC | G15/G1500 Van |
| 1971–1971 | GMC | G25/G2500 Van |
| 1971–1974 | Chevrolet | El Camino |
| 1971–1977 | GMC | Sprint |
| 1972–1972 | GMC | G25/G2500 Van |
| 1972–1974 | GMC | G15/G1500 Van |
| 1973–1973 | Chevrolet | Monte Carlo |
| 1973–1974 | Chevrolet | G10 Van |
| 1973–1974 | Chevrolet | G30 Van |
| 1973–1974 | GMC | G25/G2500 Van |
| 1973–1981 | Chevrolet | Camaro |
| 1974–1977 | Chevrolet | Monte Carlo |
| 1975–1975 | Chevrolet | El Camino |
| 1975–1975 | Chevrolet | G20 |
| 1975–1975 | Chevrolet | Malibu |
| 1975–1975 | GMC | G15 |
| 1975–1976 | Chevrolet | Caprice |
| 1975–1976 | Chevrolet | G30 |
| 1975–1976 | GMC | G25 |
| 1975–1976 | GMC | G35 |
| 1975–1977 | Chevrolet | C10 |
| 1975–1977 | GMC | C15 |
| 1975–1978 | GMC | C15 Suburban |
| 1975–1978 | GMC | C25 |
| 1975–1978 | GMC | C25 Suburban |
| 1975–1978 | GMC | C35 |
| 1975–1978 | GMC | K15 |
| 1975–1978 | GMC | K15 Suburban |
| 1975–1978 | GMC | K25 |
| 1975–1978 | GMC | K25 Suburban |
| 1975–1979 | Checker | Marathon |
| 1975–1980 | Chevrolet | G10 |
| 1975–1986 | Chevrolet | C20 |
| 1975–1986 | Chevrolet | C30 |
| 1975–1986 | Chevrolet | K10 |
| 1975–1986 | Chevrolet | K20 |
| 1975–1986 | Chevrolet | K5 Blazer |
| 1976–1976 | Chevrolet | Caprice |
| 1976–1976 | Chevrolet | G20 |
| 1976–1976 | GMC | G15 |
| 1976–1979 | Chevrolet | El Camino |
| 1977–1978 | GMC | G15 |
| 1977–1978 | GMC | G25 |
| 1977–1978 | GMC | G35 |
| 1977–1978 | GMC | K35 |
| 1977–1980 | Chevrolet | Caprice |
| 1977–1982 | Chevrolet | G20 |
| 1977–1986 | Chevrolet | G30 |
| 1977–1986 | Chevrolet | K30 |
| 1978–1978 | GMC | C15 |
| 1978–1979 | Chevrolet | C10 |
| 1978–1979 | Chevrolet | Malibu |
| 1978–1979 | GMC | Caballero |
| 1979–1979 | GMC | C1500 |
| 1979–1979 | GMC | G1500 |
| 1979–1980 | GMC | G3500 |
| 1979–1981 | GMC | G2500 |
| 1979–1986 | GMC | C1500 Suburban |
| 1979–1986 | GMC | C2500 |
| 1979–1986 | GMC | C2500 Suburban |
| 1979–1986 | GMC | C3500 |
| 1979–1986 | GMC | K1500 |
| 1979–1986 | GMC | K1500 Suburban |
| 1979–1986 | GMC | K2500 |
| 1979–1986 | GMC | K2500 Suburban |
| 1979–1986 | GMC | K3500 |
| 1980–1980 | Chevrolet | C10 |
| 1980–1980 | Chevrolet | Malibu |
| 1980–1981 | Chevrolet | Malibu |
| 1980–1981 | GMC | G1500 |
| 1980–1986 | GMC | C1500 |
| 1981–1982 | GMC | G3500 |
| 1981–1986 | Chevrolet | G10 |
| 1982–1982 | GMC | G1500 |
| 1982–1982 | GMC | G2500 |
| 1982–1986 | Chevrolet | C10 |
| 1982–1986 | GMC | G1500 |

Worth adding
Useful in any truck — ships separately in its own box.
Related parts
More in Engine Internals.
Reviews
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