1970-1990 Chevy 454/502 Nodular Flywheel-168 tooth ext balance
OE # 3993827
OE # 3993827
Application:
1970-1990 Chevy 454/502ci V8, 2-piece rear main 3.580" crank bolt pattern
Features:
- 168 Tooth ring gear
- Lighten Billet Street
- Externally balanced
- 11" (12-5/8" clutch pattern)
- Zero balance
- Made in USA