Crower 66285AM-16 Features:

Crower Maximus mechanical roller lifters for Arias 8.3L V8, set of 16, Part No. 66285AM-16. Rebuildable solid roller design with 0.903 in. body diameter and 0.812 in. oversize bearing. 1.450 in. high seat configuration, plus 0.120 in. over standard for Arias 8.3L applications. HIPPO pin oiling feeds needle bearings from the oil band for continuous lubrication at high RPM.

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

• 0.903 in. body diameter with 0.812 in. oversize bearing for increased load capacity and valvetrain stability in Arias 8.3L applications
• 1.450 in. high-seat design, plus 0.120 in. over standard, for corrected geometry in dedicated performance engine builds
• HIPPO pin oiling system feeds needle bearings directly from the oil band for continuous lubrication under high-rpm operation
• Carbonized alloy steel body with stainless steel alignment blade and precision-ground pad for strength and accurate lifter-bore alignment
• Rebuildable 16-piece solid roller lifter set with micro-polished needle bearings and heat-treated tool steel axle for racing durability