Crower 66285AM-2 Features:

Crower 66285AM-2 Maximus mechanical roller lifters for Chrysler V8 Arias 8.3L engines with 1.450 in. high seat and +.120 in. raised pushrod seat design Oversize-bearing design with .903 in. lifter body diameter and .812 in. bearing helps support severe-duty racing and high-RPM valvetrain stability Carbonized alloy steel body, premium stainless steel alignment blade, and precision-ground mounting pad for strength and consistent lifter alignment Micro-polished needles and heat-treated tool steel axle are built to handle high-impact loading and long-term performance in competition engines

Maximus Roller Lifters Ar Arias 8.3L 1.450 In. High-seat Features:

• Raised 1.450 in. seat height for pushrod clearance and shorter pushrod geometry in Arias 8.3 L Chrysler V8 builds
• .903 in. lifter body with .812 in. oversize bearing for added load capacity and stable roller tracking at high rpm
• Carbonized alloy steel body with heat-treated tool steel axle for severe-duty strength and impact-load durability
• Micro-polished needle bearings and precision-ground mounting pad for smoother operation, accurate fit, and reduced friction
• Stainless steel alignment blade supports reliable valvetrain control with less flex and weight in racing applications