Air and Fuel› Superchargers, Turbochargers and Components

Speedmaster

6-71 Roots Supercharger Blower Kit

$5,582.50

SKU: PCE460.1014

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Speedmaster 6-71 Roots Supercharger Blower Kit is a complete system designed for Ford SB 289 and 302 Windsor engines. It features a polished aluminum case and precision-engineered, double-pinned 3-lobe rotors that are timed and clearanced for optimal performance. The kit includes all necessary components for installation.
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The Speedmaster PCE460.1014 is a complete 6-71 Roots Supercharger Kit engineered to significantly enhance the performance of Ford SB 289, 302, and Windsor engines. This system is designed to deliver substantial power gains, boosting engine horsepower by an estimated 45-55%, making it suitable for both street and competition applications. The supercharger itself features a durable polished aluminum case housing precision-engineered, double-pinned 3-lobe rotors. These rotors are meticulously timed and clearanced to ensure optimal performance and reliability. The kit is comprehensive, including all necessary components for a seamless installation process, aiming for a hassle-free setup. With heavy-duty front and rear bearing plates, this supercharger is built for longevity. Its Gilmer pulley style and 8.400-inch nose style are key specifications for integration into your existing engine setup.

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

BrandSpeedmaster
Part NumberPCE460.1014
CategoryAir and Fuel
5,000+ Trusted brands
1M+ Enthusiasts
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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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