Intake Valve Seat. Fits Big Twin 1966-1984.
20 people are viewing this right now
17 products sold in last 7 hours
Selling fast! Over 17 people have this in their carts
4 in stock
- Estimated Delivery : Up to 4 business days
- Free Shipping & Returns : On all orders over $200
* Easy oversize identification by the part number
* Easy to machine with cutter and stone
* Resists severe pounding and dissipates heat better
* Work-hardens during running-in
* Radiused for easier installation
* Replaces OEM # 18018-66
* Replaces OEM # 18056-66B
OD = 1.944in.
ID = 1.570in.
Thickness = .400in.