Convert pedal effort into the hydraulic pressure that applies your brakes with the Dorman First Stop Brake Master Cylinder M87167. It is a direct-fit replacement for many vintage Chevrolet and GMC truck applications, including the 1961-1966 Chevrolet K10 Pickup, 1960-1962 Chevrolet C10 Pickup and 1960-1962 GMC Suburban. See the "Vehicles it fits" section for the full list. Dorman precision-engineers this unit to replicate the original master cylinder's design, function and performance on the listed applications. It is built from new, high-quality materials for a safe, durable replacement.
- Precise replacement: the cast-iron cylinder housing is built to match the casting material of the original part for similar performance.
- Durable design: every rubber component uses a high-quality EPDM compound for resistance to glycol-based brake fluid.
- 100% new: made entirely from new materials for quality and safety.
- Strict specifications: made to meet rigorous SAE International standards.
Specifications: 1.125 in. bore diameter · 2 outlets · secondary outlet thread diameter (2) 7/16-24 · reservoir included · sensor not included · mounting hardware not included. The package contains one master cylinder. Country of origin: China.
Signs a master cylinder may need replacing include:
- a brake pedal that feels soft or spongy
- a pedal that slowly sinks under steady pressure
- brake fluid seeping around the unit
These symptoms can have other causes, so diagnose the brake system before replacing parts. Follow the vehicle service information for bench bleeding and for bleeding the system.
Interchange: 83-52003 · 100-2763 · M-90003 · 13-34404 · 10-34404 · 130.80003 · 131.80003 · 355-47209
M900050 · 11201 · MC512220 · 2621033 · 3769215 · 5464510 · 5467734 · NM34404 · MC34404 · F87167 · MC87167 · 8352003 · 1002763 · M90003 · 1334404 · 1034404 · 13080003 · 13180003 · 35547209
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
83-52003, M900050, 100-2763, M-90003, 11201, 13-34404, 10-34404, 130.80003, 131.80003, MC512220, 355-47209, 2621033, 3769215, 5464510, 5467734, NM34404, MC34404, F87167, MC87167
Frequently Asked Questions
Does the Dorman M87167 come with a reservoir?
Yes. The M87167 includes a reservoir. Mounting hardware and a sensor are not included.
Which vehicles does the M87167 fit?
It is listed for many vintage Chevrolet and GMC truck applications, including the 1960-1962 Chevrolet C10 Pickup and 1961-1966 Chevrolet K10 Pickup. See the "Vehicles it fits" section for the full list.
What is the bore diameter of this master cylinder?
The M87167 has a 1.125 in. bore diameter and 2 outlets. Its secondary outlet thread diameter is listed as (2) 7/16-24.
What is the housing made of?
The cylinder housing is cast iron, built to match the casting material of the original part. All rubber components use a high-quality EPDM compound for resistance to glycol-based brake fluid.
Does it need to be bled when installed?
Master cylinders are typically bench-bled before installation, and the brake system is bled afterward. Follow the vehicle service information for the correct procedure.
