Crower 66248E-2 Features:

Crower EnduraMax solid mechanical roller lifters for Chrysler Hemi, KB, and Gen 2 engines, all centers .903 in. outer diameter design, sold as a 2-piece pair for matched valvetrain setup NBO needleless bearing option bushing increases load capacity and durability under high-stress racing use Standard HIPPO high-pressure pin oiling system helps lubricate the roller and shaft in critical conditions

Enduramax Rollers Chrysle .903 In. Od Nbo Bushing Hippo Features:

• Solid mechanical roller lifters for Chrysler HEMI, KB and Gen 2 all-center applications, race-ready valvetrain design
• .903 in. OD body size for proper fitment, sold as a 2-piece pair for matched installation and consistent operation
• Needleless-bearing-option bushing design for greater load capacity, improved durability, and reduced bearing-related wear
• HIPPO high-pressure pin oiling system for continuous roller and shaft lubrication under high-stress, high-RPM conditions
• EDM oil feed from oil band to bearings for increased critical-area lubrication, improved cycle life, and long-lasting performance