Crower 66248-16 Features:

Crower severe-duty solid roller lifters for Chrysler HEMI, KB block, and Gen 2 engines, 16-piece set. Full body style with centered seat, 0.9031 in. OD, 1.590 in. seat height, and 0.812 in. roller diameter. One-piece body CNC machined from special alloy and heat treated for maximum wear resistance in full-race use. Larger-diameter bearings with thicker walls help handle modern high-performance racing loads and valvetrain stress.

Severe Duty Rollers Chrys .903 Od, Center-seat, 16-piece Set Features:

• 0.9031 in. OD full-body solid roller lifters for Chrysler HEMI, KB Block, and Gen 2 all-center applications
• Integral 1-piece CNC-machined alloy body with heat-treated construction for maximum wear resistance in full-race use
• 0.812 in. roller diameter with larger-diameter, thick-wall bearings for high-load valvetrain stability and durability
• 1.590 in. seat height, centered seat design, and 130 g weight per lifter for precise severe-duty performance
• 16-piece severe-duty lifter set engineered for modern racing conditions; oil restrictors not recommended for these lifters