Crower 66000RM-16 Features:

Premium hydraulic flat tappet lifters for Chevrolet high-rev applications .842 in. lifter diameter with a slow leak-down rate for stable hydraulic operation Ball-check oil control valving and higher oil feed range help improve lubrication Precision radius faces promote quick break-in and support hydraulic cam compatibility

Hydraulic Lifters Premium .842 In. High-rpm Slow Leak-down Chevy Features:

• High-rpm hydraulic flat tappet design for Chevrolet applications with .842 in. lifter diameter and rev-max valving characteristics
• Slow leak-down rate for improved high-rpm stability, consistent valve action, and dependable hydraulic performance under load
• Ball-check oil control valving with higher oil feed range to support lubrication, oil management, and valvetrain control
• Precision radius face promotes quick break-in, helps protect cam lobes, and supports proper lifter-to-camshaft contact patterns
• Recommended for new camshaft installs to help reduce premature wear on lifters and cam lobes in performance Chevy V8 builds