Pontiac Hays 30 lb Steel Flywheel - 2.75 Register Bore / for 10.4 or 11" Clutches w/ Bolts 64-76 350, 389, 400, 428, 455

Pontiac 326-455 1964-85 SFI Approved 30 Lb. Steel Flywheel- 2.50 or 2.75" Register Bore- Accepts 10.4 or 11" Clutches / STOCK Balance

Pontiac 326-455 1964-85 SFI Approved 30 Lb. Steel Flywheel- 2.50 or 2.75" Register Bore- Accepts 10.4 or 11" Clutches / INTERNAL Balance (Neutral)