Crower 66015JX3-1 Features:

Single-piece hydraulic cam saver flat tappet lifter for Ford 221, 302, 351, 370, 400, 429, and 460 applications. Also fits Ford 240 and 300 6-cylinder engines; premium U.S.-made Johnson lifter from Crower. 0.874 in. OD with approximately 1.705 in. seat height for proper fit in listed Ford engine families. Specially machined flats deliver 20% to 30% more oil, adding 12 to 16 oz. per minute to each cam lobe.

Hydraulic Camsaver Lifter Johnson Flat-tappet Ford 221-460 0.874 In. Features:

• 20% to 30% more cam-lobe oiling for added flat-tappet wear protection under high-spring-pressure and extreme-operating conditions
• Special machined flats deliver 12 to 16 oz. extra oil per minute per lobe with only 1 to 2 lb nominal oil-pressure drop
• Single-piece hydraulic flat-tappet design with 0.874 in. OD and approximately 1.705 in. seat height for proper fitment
• Precision-ground radius face and matched surface finish support quick break-in and trouble-free valvetrain operation
• Fits Ford 240 and 300 6-cylinder plus 221, 302, 351, 370, 400, 429, and 460 V8 engine combinations and rebuilds