Crower 84122RM3 Features:

Crower 84122RM3 valvetrain kit for Ford 370, 429, and 460 V8 non-roller 1968-1994 applications with 390 Series hydraulic flat tappet cams. Includes Rev-Max hydraulic lifters 66015RM3-16, dual valve springs 68340-16, retainers 87062-16, and seals 86072-16. Valve springs deliver 118 lb seat pressure at 1.900 in., 355 lb nose pressure at 1.350 in., and 1.080 in. coil bind. Designed for severe-duty hot street and custom-ground hydraulic flat tappet camshafts with 0.000 in. intake and exhaust valve lash.

Kit Ford 370-429-460 Dual Spring Rev-max Hydraulic Lifter Features:

• Ford 370-429-460 V8 fitment for non-roller 1968-1994 applications with 390 Series hydraulic flat-tappet cam compatibility
• Rev-Max hydraulic lifters with dual valve springs, retainers, and seals for a complete valvetrain upgrade package
• 118 lb seat pressure at 1.900 in., 355 lb nose pressure at 1.350 in., 1.080 in. coil bind spring specification
• Severe-duty hot street and custom-ground hydraulic flat-tappet cam support with 0.000 in. valve lash requirement
• Engineered for up to 6500 RPM operation; machine work required with cutter 68986 for proper spring installation