BBK 86-93 Mustang 5.0 Underdrive Pulley Kit - Lightweight CNC Billet Aluminum (3pc)
BBK 86-93 Mustang 5.0 Underdrive Pulley Kit - Lightweight CNC Billet Aluminum (3pc)
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BBK 86-93 Mustang 5.0 Underdrive Pulley Kit - Lightweight CNC Billet Aluminum (3pc)
Enhance your Mustang’s performance with the BBK 86-93 Mustang 5.0 Underdrive Pulley Kit. Designed and manufactured with precision, this kit is the perfect upgrade for those who demand both power and reliability from their vehicles.
Key Features:
- Power Boost: Installing this underdrive pulley kit can yield approximately 10-15 extra horsepower, providing you with the performance edge you seek.
- CNC Machined Billet Aluminum: Crafted from premium quality lightweight materials, the pulleys not only enhance performance but also add a sleek look to your engine bay.
- Complete 3-Piece Kit: Includes crank pulley, water pump pulley, and alternator pulley, along with all necessary hardware for a straightforward installation.
- Direct Replacement: This kit is designed to reuse your existing serpentine belt, ensuring that you maintain your vehicle's cooling and charging systems without compromise.
- Easy Installation: Comes with clear instructions for a hassle-free setup, making it accessible even for those who are new to performance upgrades.
Why Choose BBK?
Since 1988, BBK Performance has been a leader in bolt-on performance enhancements for modern muscle cars and trucks. Our commitment to quality is reflected in our state-of-the-art manufacturing processes, where skilled craftsmen and enthusiasts work together to bring you the best products on the market. With a motto of "American Designed & Built," you can trust that our products are made with care and precision.
Upgrade your 1986-1993 Mustang 5.0 with the BBK Underdrive Pulley Kit and experience the perfect blend of performance, quality, and ease of installation!
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Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

