Omix proudly offers a wide selection of high - quality replacement Jeep parts, all built to OE specs, to keep you and your ride on the road This power brake booster kit is a great way to convert your manual brakes to a power assisted system for improved braking performance. This kit fits 76 - 78 CJ5 and CJ7 models equipped with 6 - bolt calipers. The kit includes a power brake booster with check valve, brake booster bracket with pushrod linkage and a dual reservoir brake master cylinder with lid, gasket and retaining bail.