Power Brake Booster as used on Avanti 1963 to early 1971, and all Lark body cars with disk brakes. For use with 4-bolt master cylinder.

Price includes shipping to you and a prepaid return shipping label for the core.

One year limited warranty.

Note: It is recommended that the master cylinder be replaced or rebuilt when replacing the booster. Leaking brake fluid can ruin the booster diaphragm.