Crower 66016J-12 Features:

Crower 66016J-12 hydraulic flat-tappet lifter set, 12-piece pack 0.874 in. OD, 1.580 in. seat height, 92.1 g each, U.S.-made by Hylift/Johnson for Crower Ball-check oil control valving, precision radius face, and upgraded snap ring for quick break-in Fits Ford 144-250 inline-6; same lifter design and valving used in Ford FE 332-428 V8 applications

Hydraulic Lifters Ford 33 0.874 In. Od Hylift-johnson Made Features:

• Ball-check oil control valving for stable hydraulic action and consistent valve operation during street and performance engine use
• Precision radius face for quick break-in and proper flat-tappet camshaft contact on Ford FE and inline-6 applications
• 0.874 in. OD lifter body with 1.580 in. seat height for exact-fit installation and dependable valvetrain geometry
• 92.1 g each lifter weight helps maintain uniform lifter action and predictable hydraulic performance across the set
• Recommended for new camshaft installs to reduce premature lobe wear and support reliable long-term engine operation