New Clutch Master Cylinder 1-inch bore size FE49370 FE40615
Bexar Pro Components: Heavy-Duty Reliability for Fleet & Industry.
Key Specifications & Expert Features
- Bore Diameter: 1-inch bore size (Critical for proper hydraulic pressure calibration)
- Outlet Size: 7/16″-24 (Standard thread for direct line connection)
- Application: Optimized for medium-duty trucks and heavy industrial machinery.
- Companion Repair Kit: 234MK (View Compatible Kit)
- Cross-Reference: For the Brake Master version using this casting, see M4921283.
Verified Casting & Part Numbers
Matching your existing casting number is the most reliable method to ensure correct fitment. This unit replaces:
- FE49370
- FE40615
- FE49360
- 5460917
- 5462424
- 29808C
- 238-C
- 616397
- 617489
- 617979
Expert Installation & Field Note
Based on our shop experience specializing in heavy-duty brakes since 1985: When installing the CM3615340, pay close attention to pushrod length and linkage alignment. Improper adjustment is a leading cause of poor clutch release and premature seal wear. If utilizing the 234MK repair kit, do not install a check valve unless the original unit was equipped with one. Always bench bleed the cylinder to ensure a crisp, consistent feel in the 1-inch bore galleries, protecting the precision-honed internal surface.
⚠ CRITICAL: Verify Specifications
To ensure proper hydraulic pressure and safety, verify that this master cylinder’s 1-inch bore size and 7/16″-24 outlet size match your existing unit exactly. Proper displacement is essential for automotive and industrial drivetrain safety.
| Weight | 6 lbs |
|---|---|
| Dimensions | 11 × 8 × 4 in |
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