Convert brake-pedal force into the hydraulic pressure your brake system needs with the Dorman - First Stop Brake Master Cylinder (M36242). It drops in as a direct-fit replacement engineered to match the design, function, and performance of the original master cylinder on many classic 1962-1966 Chevrolet, Oldsmobile, and Pontiac models — including the Bel Air, Impala, Corvette, and Chevelle. See the Buyer's Guide tab for the full application list.
Specifications: 0.875 in bore diameter, a single outlet, and a 7/16-24 rearward outlet size. The reservoir is included; mounting hardware and a fluid-level sensor are not. Consult the vehicle service information for the correct fasteners and whether they may be reused. Country of origin: Taiwan.
Interchange: 83-36013 · 8336013 · 83-36014 · 8336014 · 83-50013 · 8350013 · 83-50014 · 8350014 · M900099 · 100-2222 · 1002222 · M-82013 · M82013 · M-82014 · M82014 · 11268 · 13-49221 · 1349221 · 10-49221 · 1049221 · 10-90372 · 1090372 · 130.62013 · 13062013 · MC509590 · 355-47030 · 35547030 · 2620441 · 384259 · 389024 · 5464275 · 5467005 · 5467025 · 5467345 · 5467918 · 9785438 · MC36242 · F49221 · MC49221. Manufacturer part number M36242.
This part cross-references / interchanges with the following part numbers:
What does the M36242 master cylinder do?
It converts brake-pedal force into hydraulic pressure that's distributed to the brake system. If a worn or leaking master cylinder is the cause of a sinking or spongy pedal, this replaces it.
Does this master cylinder include a reservoir?
Yes, the reservoir is included. Mounting hardware and a fluid-level sensor are not included.
Is this a new or remanufactured unit?
It's 100% new, made entirely from new materials and built to meet rigorous SAE International standards.
What are the bore and outlet specifications?
The bore diameter is 0.875 in, with a single outlet and a 7/16-24 rearward outlet size. The cylinder housing is cast iron.
Which vehicles does this fit?
It's a direct-fit replacement for many 1962-1966 Chevrolet, Oldsmobile, and Pontiac models, including the Bel Air, Impala, Corvette, and Chevelle. See the Buyer's Guide tab for the full list.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.