Dorman - First Stop Brake Master Cylinder P/N:M630623
Keep pedal effort turning into hydraulic pressure for your brakes with the Dorman First Stop Brake Master Cylinder M390024, a new cast-iron unit with two outlets that feed the brake lines. It is listed as a direct-fit replacement, with all engines, for several models from Ford, Mercury and Lincoln, among them the 1990-1995 Ford Taurus, 1992-1994 Ford Crown Victoria and 1990-1995 Mercury Sable. See the Buyer's Guide tab for the full list.
Dorman precision-engineers this master cylinder to replicate the design, function and performance of the original unit on the listed applications. It is built from new, high-quality materials for a safe, durable replacement. If a failing 1990-1995 Ford Taurus master cylinder is the source of your brake trouble, this new unit replaces it.
Specifications: 1 in bore diameter; 2 outlets; rearward outlet size M10 x 1.0; secondary outlet thread diameter M12 x 1.0; primary outlet thread pitch 1 mm.
In the box: one master cylinder. The reservoir, sensor and mounting hardware are not included. Consult the vehicle service information for the correct parts and fasteners, and for whether any may be reused. Country of origin: China.
Interchange: 783-34054 · 83-34054 · 100-2124 · M-81054 · 13-2613 · 10-2613 · 130.61054 · 131.61054 · 355-54041
78334054 · 8334054 · 1002124 · M81054 · 132613 · 102613 · 13061054 · 13161054 · 35554041 · 18M560 · M900768 · 12627 · MC122578 · F0VY2140A · F1VY2140B · M2613 · M3014 · NM2613 · NM3014 · MC390024 · F122578
This part cross-references / interchanges with the following part numbers:
Is this the right 1990-1995 Ford Taurus master cylinder?
It is listed as a direct-fit replacement for the 1990-1995 Ford Taurus with all engines. Check the Buyer's Guide tab to confirm your exact vehicle.
Does it also work as a 1990-1995 Mercury Sable master cylinder?
Yes. It is listed for the 1990-1995 Mercury Sable and the 1992-1994 Ford Crown Victoria, and the Buyer's Guide tab shows every listed vehicle.
What comes in the box?
Only the master cylinder. The reservoir, sensor and mounting hardware are not included, so consult the vehicle service information for the correct parts and fasteners.
What are the bore size and outlet threads?
It has a 1 in bore and two outlets. The rearward outlet is M10 x 1.0, the secondary outlet thread diameter is M12 x 1.0, and the primary outlet thread pitch is 1 mm.
What are signs a master cylinder may need replacing?
Signs include a soft or sinking brake pedal, fluid leaking at the master cylinder, or a brake warning light. These can have other causes, so diagnose the brake system before replacing parts.
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.