0.020in. Thick Cylinder Base Gaskets. Fits Big Twin 1963-1984.

Features & Benefits:-

* Fits Pan & Shovel Engine.

* Includes Front & Rear Gaskets with BCM.

* Replaces OEM # 16776-63

* Sold as a Pair.

Tech Tips:

* 0.022" Starting Thickness.

* 0.020" Final Crush.

* Rubber Covered Metal (RCM) is used in a variety of Applications. It's Steel Core is Coated on Both Sides with a Thin Rubber Layer for Exceptional Sealing & Torque Retention.

Proudly Made in the USA by James Gaskets !