Engines and Components Camshafts and Valvetrain

Proform

HD ALUM ROLLER-ROCKERS

$244.24

SKU: P022 66929

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $100
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

HD ALUM ROLLER-ROCKERS

MIA's Description

The Proform 66929 is an engine roller rocker arm set. It features a 1.6 ratio with a 3/8 inch stud and is constructed from heavy-duty extruded aluminum.

These rocker arms are engineered for high performance, capable of handling up to 10,000 RPM. The heavy-duty design includes an oversized body and fulcrum with a triangulated profile for enhanced rigidity and strength. Each set includes 16 extruded aluminum roller rockers and 16 poly locks.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandProform
Part NumberP022 66929

Videos

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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