Engines and Components Harmonic Balancers

Proform

HARMONIC BALNCR INSTL TOOL

$38.52

SKU: P022 66515

In Stock
In Stock
Ships by Jun 16
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Proform 66515 is a harmonic balancer installation tool designed for use with Big Block and Small Block Chevy crankshafts. It features threaded ends with 7/16"-20 for SBC and 1/2"-20 for BBC applications.

The tool works by threading the appropriate end into the crankshaft and then rotating the nut to press the bearing against the harmonic balancer. It is sold individually and backed by a limited 30-day factory warranty.

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 66515

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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