Crower 66249H-16 Features:

Crower severe-duty mechanical roller lifters for Chrysler 440 Indy and KB Block, all centers, part number 66249H-16. .903 in. OD lifter body with HIPPO high-pressure pin oiling upgrade for continuous oil flow to the needle bearings. Integral 1-piece body is CNC-machined from special alloy and heat-treated for exceptional wear resistance in full-race use. Larger-diameter, thick-wall bearings are engineered to handle extreme high-load valvetrain conditions in racing engines.

Severe Duty Rollers Chrys .903 In. Od Hippo Pin Features:

• Mechanical roller lifters for Chrysler 440 Indy and KB block, all centers, 0.903 in. OD severe-duty design
• HIPPO high-pressure pin oiling with EDM-drilled oil feed to needle bearings for continuous lubrication
• One-piece CNC-machined alloy body with heat-treated wear-resistant construction for full-race valvetrain loads
• Larger-diameter thick-wall bearing design for extreme high-horsepower, drag-racing durability, and added bearing support
• Fully rebuildable lifters engineered for extended cycle life and reliable performance under high-load conditions