Description
New Dual Port Brake & Clutch Master Cylinder 1-1/4-inch bore size 5462223 618746
Bexar Pro Components: Heavy-Duty Reliability for Fleet & Industry.
Key Specifications & Expert Features
- Bore Diameter: 1-1/4-inch bore size (Essential for heavy-duty pressure calibration)
- Outlet Size: 7/16″-24 INV (Standard inverted flare thread for direct line connection)
- Application: Suitable for both Brake and Clutch hydraulic systems.
- Equipment Use: Designed for medium-duty trucks, specialty automobiles, and industrial machinery.
Verified Casting & Part Numbers
Matching your existing part number is the most reliable method to ensure correct fitment. This unit replaces:
- 5462223
- 618746
- 29788-C
- 29788
- 3773856
Expert Installation & Field Note
Based on our shop experience specializing in heavy-duty brakes since 1985: Improper pushrod alignment is the leading cause of “spongy” pedal feel or premature seal failure. When installing on industrial equipment or fleet vehicles, ensure total linkage alignment to prevent side-loading the piston. This 1-1/4-inch bore size requires precise stroke travel to maximize cylinder life and maintain consistent hydraulic displacement. Always bench bleed the unit to purge all air from the bore galleries before final installation.
⚠ CRITICAL: Verify Specifications
To ensure safety, verify that this master cylinder’s 1-1/4-inch bore size and 7/16″-24 INV outlet match your existing unit exactly before purchasing. Proper displacement is essential for automotive and industrial braking safety.
