Crower 66234X903-16 Features:

Crower severe-duty roller lifter for Chrysler V8; .9031 in. oversized body diameter with 1.340 in. seat height. Integral 1-piece body is CNC-machined from special alloy and heat-treated for maximum wear resistance in full-race use. Larger-diameter .812 in. OD bearing uses thicker walls, crowned bearings, and a crowned outer race to reduce lobe tracking. Fully rebuildable 113 g lifter with orbit-formed lock and pin that secures captive blades permanently without snap rings.

Severe Duty Rollers 340 C Chrysler V8 .9031 In. Features:

• One-piece CNC-machined alloy body, heat-treated for maximum wear resistance in full-race Chrysler V8 applications
• Larger-diameter .812 in. bearing with thicker walls for extreme high-rpm load capacity and roller stability
• Oversized .9031 in. lifter body, 1.340 in. seat height, 113 g weight for precise valvetrain fit and control
• Fully rebuildable design with crowned bearing and crowned outer race to reduce lobe tracking and wear
• Orbit-formed locking pin secures captive blades without snap rings; oil restrictors not recommended for these lifters