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Engines and Components› Belts and Pulleys

Whipple Superchargers

63mm Smooth 6-Rib Idler Pulley

Name: 63mm Smooth 6-Rib Idler Pulley
Brand: Whipple Superchargers
SKU: 24-70182

$89.99

SKU: 24-70182

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Overview

The Whipple 63mm Smooth 6-Rib Replacement Idler is a steel idler pulley designed to maintain proper belt alignment and reliability in select Whipple supercharger systems. It features a smooth 6-rib design and is pre-assembled with an OEM-quality bearing. This service part is a direct replacement for compatible Whipple belt drive systems.

This idler is intended for specific Whipple supercharger combinations, including select Mustang, HEMI, and GM applications. It helps restore dependable belt tracking and durability in high-performance vehicles. Users should verify fitment with their specific supercharger kit before ordering.

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The Whipple 63mm smooth 6-rib replacement idler is engineered to ensure proper belt alignment and sustained reliability for specific Whipple supercharger applications. This steel-constructed service part comes pre-assembled with an OEM-quality bearing, making it a direct replacement for compatible Whipple belt drive systems. Designed to restore dependable belt tracking and enhance durability in high-performance scenarios, this idler features a smooth 6-rib design and a 63mm / 2.50 inch diameter. It is intended for specific Whipple supercharger combinations and requires careful matching to the correct application before purchase. Do not use this idler as a generic pulley substitution, as fitment varies by kit and configuration.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

Brand	Whipple Superchargers
Part Number	24-70182
Category	Air and Fuel

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Returns & Fitment

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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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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