New Clutch Master Cylinder 1-1/16-inch bore size FE14020 14020
Bexar Pro Components: Heavy-Duty Reliability for Fleet & Industry.
Key Specifications & Expert Features
- Bore Diameter: 1-1/16-inch bore size (Critical for vehicle and equipment pressure calibration)
- Outlet Size: 1/2″-20 INV (Standard thread for direct hydraulic line connection)
- Application: Built for medium-duty trucks and rugged industrial machinery.
- Companion Repair Kit: 100MK (View Compatible Kit)
- Cross-Reference: For the brake master version using this same casting, see M1401918.
Verified Casting & Part Numbers
Matching your existing casting number is the most reliable method to ensure correct fitment. This unit replaces:
- FE14020
- 14020
Expert Installation & Field Note
Based on our shop experience specializing in heavy-duty brakes since 1985: When installing the CM3541629, proper seal lubrication and linkage alignment are critical to preventing premature wear. If you are using the 100MK repair kit, do not install a check valve unless your original unit specifically featured one. Bench bleeding the master cylinder prior to installation is essential to ensure all air is purged from the 1-1/16-inch bore chamber for a smooth, consistent pedal feel.
⚠ CRITICAL: Verify Specifications
To ensure proper hydraulic engagement pressure and safety, verify that this master cylinder’s 1-1/16-inch bore size and 1/2″-20 line thread match your existing unit exactly. Accurate displacement is vital for both automotive and industrial drivetrain function.










