Crower 66015JR-1 Features:

Crower 66015JR-1 hydraulic Johnson flat-tappet lifter for Ford applications Slow leak-down design helps support stable valvetrain operation and controlled hydraulic action Heavy-duty snap ring adds retention strength for improved durability in demanding engine builds Fits Ford 240 and 300 inline 6 engines plus 221, 302, 351, 370, 400, 429, and 460 V8 engines

Hydraulic Johnson Lifters Slow Leak-down Heavy-duty Snap Ring Ford Features:

• Slow leak-down hydraulic flat-tappet lifter for stable valvetrain control in Ford 221, 302, 351, 370, 400, 429, and 460 engines
• Heavy-duty snap ring for added retention strength and improved durability under demanding valvetrain operation
• Johnson-style hydraulic design for consistent lash control, quieter operation, and dependable street performance
• Fits Ford 240 and 300 inline 6 applications plus multiple classic Ford V8 platforms for broad replacement coverage
• Single replacement lifter, sold individually, ideal for targeted service repairs or building a complete matched lifter set