
PRW Power 1745403 Billet Steel Main Caps BBC 396-454 4 Bolt Replacements
PRW Power designed these 1745403 Billet Steel Main Caps as a Replacement set for 396-454 Big Block Chevy engines from 1966-1990. Made from precision-machined high strength steel, they allow transfer of increased shock loads to the crankshaft and bearings. By eliminating main cap walk and reducing main bearing bore distortion, they stabilize your crankshaft rotating assembly, improving engine performance and reliability.
PRW Power 1745403 Main Caps Features:
- Fits 396-454 Big Block Chevy engines from 1966-1990
- Main Cap Bolt Quantity: 4
- Main Cap Bolt Style: Straight
- Main Journal Type: Chevy 454
- Main Cap Material: Billet Steel
- Finish: Natural
- Machine Work Required: Yes
- Mounting Hardware Included: No
- Quantity: Sold as a set of 4
PRW Power has a wide selection of race engine components including rocker arms, valve covers, flexplates, main caps, and more. They are well known for providing noticeable performance gains at a value price.
Original: $288.43
-65%$288.43
$100.95PRW Power 1745403 Billet Steel Main Caps BBC 396-454 4 Bolt Replacements
PRW Power designed these 1745403 Billet Steel Main Caps as a Replacement set for 396-454 Big Block Chevy engines from 1966-1990. Made from precision-machined high strength steel, they allow transfer of increased shock loads to the crankshaft and bearings. By eliminating main cap walk and reducing main bearing bore distortion, they stabilize your crankshaft rotating assembly, improving engine performance and reliability.
PRW Power 1745403 Main Caps Features:
- Fits 396-454 Big Block Chevy engines from 1966-1990
- Main Cap Bolt Quantity: 4
- Main Cap Bolt Style: Straight
- Main Journal Type: Chevy 454
- Main Cap Material: Billet Steel
- Finish: Natural
- Machine Work Required: Yes
- Mounting Hardware Included: No
- Quantity: Sold as a set of 4
PRW Power has a wide selection of race engine components including rocker arms, valve covers, flexplates, main caps, and more. They are well known for providing noticeable performance gains at a value price.
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Description
PRW Power designed these 1745403 Billet Steel Main Caps as a Replacement set for 396-454 Big Block Chevy engines from 1966-1990. Made from precision-machined high strength steel, they allow transfer of increased shock loads to the crankshaft and bearings. By eliminating main cap walk and reducing main bearing bore distortion, they stabilize your crankshaft rotating assembly, improving engine performance and reliability.
PRW Power 1745403 Main Caps Features:
- Fits 396-454 Big Block Chevy engines from 1966-1990
- Main Cap Bolt Quantity: 4
- Main Cap Bolt Style: Straight
- Main Journal Type: Chevy 454
- Main Cap Material: Billet Steel
- Finish: Natural
- Machine Work Required: Yes
- Mounting Hardware Included: No
- Quantity: Sold as a set of 4
PRW Power has a wide selection of race engine components including rocker arms, valve covers, flexplates, main caps, and more. They are well known for providing noticeable performance gains at a value price.












