Crower 66015JRX3-16 Features:

16-piece set of Crower Johnson-style hydraulic flat-tappet lifters for Ford 221, 302, 351, 370, 400, 429, and 460 engines Slow leak-down design with heavy-duty snap ring helps maintain stable valvetrain operation in high-load applications Cam Saver Hi-Lube oiling directs added lubrication to lifter faces and cam lobes to reduce friction and wear Ball-check oil control valving, precision radius faces, 0.874 in. body diameter, and 1.660 in. pushrod seat height

Hydraulic Johnson Lifters Slow Leak-down Hi-lube Oiling Heavy-duty Snap Features:

• 16-piece hydraulic flat-tappet lifter set for Ford 221 302 351 370 400 429 460 and 240 300 applications
• Slow leak-down design for stable valvetrain control, reduced pump-up tendency, and dependable higher-rpm operation
• Heavy-duty snap ring retention with ball-check oil control valving for reliable hydraulic lifter performance
• Hi-Lube Cam Saver oiling channels extra lubrication to lifter faces and cam lobes to help reduce friction and wear
• 0.874 in. body diameter, 1.660 in. pushrod seat height, 103.7 g weight, precision radius face, quick break-in