Specifications
- Brand
- SPEC
- Part #
- SF643F

Spec 55-64 Ford Bronco F Series Stage 3+ Clutch Kit
$723.84
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Spec Stage 3+ clutch kit for 1955-1964 Ford Bronco and F-Series trucks.
Key Features
- Fits 1955-1964 Ford Bronco and F-Series trucks.
- Stage 3+ performance level designed for high torque applications.
- Sprung, multi-plate design for extreme torque capacity and heat management.
- Helps absorb drivetrain shock for a more manageable pedal feel.
- Includes all necessary components for a complete clutch replacement.
Product Details
This is the SPEC Stage 3+ clutch kit, designed specifically for 1955-1964 Ford Bronco and F-Series trucks. If you're looking to handle significantly more power than stock, especially if you've upgraded your engine or plan to use your truck for heavy-duty towing or off-roading, this clutch kit is built to take that abuse. It's a substantial upgrade over a standard clutch, offering a higher torque capacity to keep your drivetrain connected under demanding conditions.
What sets this Stage 3+ kit apart is its robust construction, featuring a sprung, multi-plate design. This setup is engineered to handle extreme torque loads while still providing a manageable pedal feel, which is crucial for a truck that might see daily driving. The multi-plate configuration spreads the clamping force over a larger surface area, reducing heat buildup and wear during aggressive engagement. The sprung hub helps absorb some of the shock from the drivetrain, contributing to a smoother engagement than you might expect from such a high-performance clutch.
When installing this kit, you'll want to ensure your flywheel is in good condition or resurfaced, as a proper surface is key to clutch longevity. This kit is a complete package, intended to replace your entire clutch assembly. It's a well-built solution for owners who have pushed their classic Ford truck's powertrain beyond its original limits and need a clutch that can keep up.
Specifications
- Brand
- SPEC
- Manufacturer Part #
- SF643F
Frequently Asked Questions
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Spec 55-64 Ford Bronco F Series Stage 3+ Clutch Kit




