FlyWheel GM 454 CID 14 in. | Sierra 18-4523
Flywheel for GM 7.4L marine engines with 1 piece rear main seal from 1991 and later.
- 14 in. flywheel for GM 454 cu. in. engines with 1 piece rear main blocks from 1991 and later
- For GM Gen V & VI engines
- 168 teeth flywheel ring gear
- Bottom mount front entry starter applications only
- Ring gear is not reversible for top mount rear entry starter applications
- Replaces Mercruiser 230-811562
- Replaces Volvo Penta 3854093
