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Centric 130.68001 Brake Master Cylinder
Overview of Centric Premium Brake Master Cylinder 130.68001
The Centric Premium Brake Master Cylinder 130.68001 is engineered for reliable brake hydraulics performance in Chevrolet, Dodge, and Plymouth vehicles, including models B350, P30, and PB350. Designed with durable cast iron construction, this master cylinder ensures consistent braking pressure and fluid control.
- Cast iron reservoir and master cylinder for durability
- Single integral reservoir style included
- Master cylinder bore diameter of 1.313 inches (33.338 mm)
- Two mounting holes for secure installation
- Includes master cylinder cap; push rod and brake booster not included
- Two ports with inverted flare types: primary 1/2"-20 and secondary 9/16"-18 thread sizes
Centric Premium Brake Master Cylinders Product Line
The Centric Premium Brake Master Cylinders line focuses on delivering high-quality brake hydraulics components that meet or exceed OEM specifications. This product line emphasizes precision engineering and material strength, such as cast iron construction and accurate bore sizing, to provide dependable braking performance for specific vehicle applications like Chevrolet B350 and Dodge P30 models.
Detailed Product Description
This brake master cylinder features a straight bore type with a diameter of 1.313 inches (33.338 mm), ensuring proper hydraulic pressure for effective braking. The integral single reservoir is cast iron, providing corrosion resistance and structural integrity. The unit includes a master cylinder cap but does not come with mounting hardware, push rod, or brake booster, so these components must be sourced separately. The two mounting holes allow for a secure fitment in compatible vehicles. Both primary and secondary outlet ports have inverted flare types, with thread sizes of 1/2"-20 and 9/16"-18 respectively, facilitating proper brake line connections.
Compatible Vehicles and Common Applications
- Replacement for brake master cylinder issues in Chevrolet B350
- Brake hydraulic system repair for Dodge P30
- Restoration of Plymouth PB350 braking performance
- Addressing brake fluid leaks or pressure loss
- Resolving spongy or unresponsive brake pedal feel
Installation Notes and Tips
Ensure the brake system is fully depressurized before removal. This master cylinder requires separate sourcing of mounting hardware, push rod, and brake booster if applicable. Verify thread sizes and flare types on brake lines to match the primary and secondary outlet ports. Bleed the brake system thoroughly after installation to remove air and ensure optimal brake performance.
Quality Assurance and Warranty
Centric Premium Brake Master Cylinders are manufactured to meet strict quality standards with cast iron materials for durability and longevity. The 130.68001 part number is designed to provide consistent hydraulic pressure and reliable braking function. Warranty details should be confirmed with the product supplier or manufacturer.
| Brand | Centric |
| Part Number | 130.68001 |
| Position | Centric Premium Brake Master Cylinders |
| Reservoir Material | Cast iron |
| Mounting Hardware Included | No |
| Mounting Hole Quantity | 2 |
| Master Cylinder Bore Diameter | 1.313 |
| Master Cylinder Bore Diameter | 33.338 |
| Brake Booster Included | No |
| Master Cylinder Cap Included | Yes |
| Master Cylinder Material | Cast iron |
| Push Rod Included | No |
| Reservoir Included | Yes |
| Reservoir Type | Single |
| Primary Outlet Thread Diameter | 0.500 |
| Secondary Outlet Thread Diameter | 0.5625 |
| Bleeder Hoses Included | No |
| Port Quantity | 2 |
| Mounting Bracket Included | No |
| Secondary Outlet Threads Per Inch | 18 |
| Primary Outlet Threads Per Inch | 20 |
| Bore Type | Straight |
| Bore Size | 1.313 |
| Bore Size | 33.338 |
| Secondary Outlet Thread Size | 9/16"-18 |
| Primary Outlet Thread Size | 1/2"-20 |
| Primary Outlet Flare Type | Inverted |
| Secondary Outlet Flare Type | Inverted |
| Primary Bore Diameter | 1.313 |
| Primary Bore Diameter | 33.338 |
| Reservoir Style | Integral |
| Boss, Nipple or Port: Front, Left: #A [cntrc] | 9/16"-18 inv |
| Boss, Nipple or Port: Rear: #A [cntrc] | 1/2"-20 inv |
This part fits 12 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1987 | Dodge | B350 | N/A | School Bus; Centric Premium Brake Master Cylinders |
| 1986 | Dodge | B350 | N/A | School Bus; Centric Premium Brake Master Cylinders |
| 1985 | Dodge | B350 | N/A | School Bus; Centric Premium Brake Master Cylinders |
| 1984 | Dodge | B350 | N/A | School Bus; Centric Premium Brake Master Cylinders |
| 1983 | Dodge | B350 | N/A | School Bus; Centric Premium Brake Master Cylinders |
| 1983 | Plymouth | PB350 | N/A | School Bus; Centric Premium Brake Master Cylinders |
| 1982 | Dodge | B350 | N/A | School Bus; Centric Premium Brake Master Cylinders |
| 1982 | Plymouth | PB350 | N/A | School Bus; Centric Premium Brake Master Cylinders |
| 1978 | Chevrolet | P30 | N/A | 15" Rear Drum; JB9; Centric Premium Brake Master Cylinders |
| 1977 | Chevrolet | P30 | N/A | 15" Rear Drum; JB9; Centric Premium Brake Master Cylinders |
| 1976 | Chevrolet | P30 | N/A | 15" Rear Drum; JB9; Centric Premium Brake Master Cylinders |
| 1975 | Chevrolet | P30 | N/A | 15" Rear Drum; JB9; 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.