OE Quality
60-Day Returns

Centric 130.45503 Brake Master Cylinder
Overview of Centric Premium Brake Master Cylinder 130.45503
The Centric Premium Brake Master Cylinder 130.45503 is engineered for reliable brake hydraulic performance in Ford B2000 and Mazda Courier vehicles. Designed with durable cast iron construction and precise bore dimensions, this master cylinder supports consistent braking response.
- Compatible with Ford B2000 and Mazda Courier models
- Constructed from cast iron for durability
- Plastic reservoir material (reservoir not included)
- Includes one bleeder screw with 7mm thread diameter
- Two mounting holes for secure installation
- Master cylinder bore diameter of 0.875 inches (22.225 mm)
- Primary and secondary outlet thread size M10-1.25 with inverted and open flare types
- Does not include mounting hardware, brake booster, reservoir, push rod, or mounting bracket
Detailed Product Description
This Centric Premium Brake Master Cylinder 130.45503 features a straight bore type with a precise 0.875 inch (22.225 mm) diameter, ensuring proper hydraulic pressure delivery for braking systems. The cast iron master cylinder body offers strength and resistance to wear, while the plastic reservoir material is designed for compatibility with brake fluid systems (note that the reservoir itself is not included). The unit includes a bleeder screw with a 7mm thread diameter to facilitate brake system bleeding and maintenance.
With two mounting holes, this master cylinder can be securely installed in the brake hydraulic system of Ford B2000 and Mazda Courier vehicles. The primary and secondary outlet ports both feature M10-1.25 thread size and pitch, with the primary outlet having an inverted flare type and the secondary outlet an open flare type, supporting proper brake line connections.
About Centric Premium Brake Master Cylinders
The Centric Premium Brake Master Cylinders line is designed to meet or exceed OEM specifications for brake hydraulics. This product line focuses on delivering reliable performance and durability through quality materials such as cast iron construction and precision machining. The 130.45503 part exemplifies this approach by combining robust materials with exact fitment for specific vehicle models like the Ford B2000 and Mazda Courier.
Common Applications and Issues Addressed
- Replacement for worn or leaking brake master cylinders in Ford B2000 and Mazda Courier
- Restores proper hydraulic pressure for consistent brake pedal feel
- Eliminates brake fluid leaks caused by damaged seals or bore wear
- Resolves spongy or unresponsive brake pedal issues
- Supports brake system maintenance and safety compliance
Installation Notes and Tips
- Ensure compatibility with Ford B2000 or Mazda Courier before installation
- Mounting hardware is not included; use OEM or equivalent fasteners
- Bleeder screw is included to assist with proper brake system bleeding
- Brake booster, reservoir, push rod, and mounting bracket must be sourced separately if needed
- Follow manufacturer torque specifications for mounting bolts and fittings
Quality Assurance and Warranty
Centric Premium Brake Master Cylinders are manufactured to meet stringent quality standards, using cast iron for durability and precision bore sizing for consistent performance. While specific warranty details are not provided here, Centric products typically come with a limited warranty against defects in materials and workmanship. Verify warranty terms with the supplier or manufacturer documentation.
| Brand | Centric |
|---|---|
| Part Number | 130.45503 |
| Position | Centric Premium Brake Master Cylinders |
| Bleeder Hoses Included | No |
| Bleeder Screw Included | Yes |
| Bleeder Screw Quantity | 1 |
| Bleeder Screw Thread Diameter | 7.000 |
| Bleeder Screw Thread Pitch | 1.00 |
| Bore Size | 0.875 |
| Bore Size | 22.225 |
| Bore Type | Straight |
| Boss, Nipple or Port: Bottom [cntrc] | M16-1.50 bbl |
| Boss, Nipple or Port: Front, End [cntrc] | M7-1.00 |
| Boss, Nipple or Port: Rear, Bottom [cntrc] | M16-1.00 |
| Boss, Nipple or Port: Rear: #A [cntrc] | M16-1.50 bbl |
| Brake Booster Included | No |
| Cylinder Bore Dia in | 0.8750 |
| Cylinder Bore Dia mm | 22.23 |
| Master Cylinder Bore Diameter | 0.875 |
| Master Cylinder Bore Diameter | 22.225 |
| Master Cylinder Cap Included | No |
| Master Cylinder Material | Cast Iron |
| Mounting Bracket Included | No |
| Mounting Hardware Included | No |
| Mounting Hole Quantity | 2 |
| Port Quantity | 2 |
| Port Quantity | 4 |
| Primary Bore Diameter | 0.875 |
| Primary Bore Diameter | 22.225 |
| Primary Outlet Flare Type | Inverted |
| Primary Outlet Flare Type [cntrc] | Inverted |
| Primary Outlet Thread Diameter | 10.000 |
| Primary Outlet Thread Pitch | 1.25 |
| Primary Outlet Thread Size | M10-1.25 |
| Publication Bore [cntrc] | 7/8" |
| Push Rod Included | No |
| Push Rod Lgth / Depth | 1.27 |
| Push Rod: Length / Depth [cntrc] in | 1.27 |
| Reservoir Included | No |
| Reservoir Material | Plastic |
| Reservoir Style | Remote |
| Secondary Outlet Flare Type | Open |
| Secondary Outlet Flare Type [cntrc] | Open |
| Secondary Outlet Thread Diameter | 10.000 |
| Secondary Outlet Thread Pitch | 1.25 |
| Secondary Outlet Thread Size | M10-1.25 |
| Weight [cntrc] kgs | 1.36 |
| Weight [cntrc] lbs | 3 |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1980 | Ford | Courier | N/A | Centric Premium Brake Master Cylinders |
| 1980 | Mazda | B2000 | N/A | Centric Premium Brake Master Cylinders |
| 1979 | Ford | Courier | N/A | Centric Premium Brake Master Cylinders |
| 1979 | Mazda | B2000 | N/A | Centric Premium Brake Master Cylinders |
| 1978 | Ford | Courier | N/A | Centric Premium Brake Master Cylinders |
| 1977 | Ford | Courier | N/A | Centric Premium Brake Master Cylinders |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.