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Dorman - First Stop Brake Master Cylinder P/N:M390117
$107.99
Turn brake-pedal effort into the hydraulic pressure that operates the vehicle's brakes with the Dorman - First Stop Brake Master Cylinder M390117. This 100% new (not remanufactured) unit is a direct-fit replacement for the 1992-1993 Ford E-150 Econoline, 1992-1993 Ford E-150 Econoline Club Wagon, 1992-1993 Ford E-250 Econoline, 1992-1993 Ford E-350 Econoline and 1992-1993 Ford E-350 Econoline Club Wagon [All]. It is precision-engineered to match the design, function, and performance of the original master cylinder on these applications.
- Aluminum housing: cylinder housing constructed to match the casting material of the original part for similar performance.
- Fluid-resistant seals: all rubber components use a high-quality EPDM compound for resistance to glycol-based brake fluid.
- Built to spec: made entirely of new materials and manufactured to meet rigorous SAE International standards.
- Specs: 1.125 in bore diameter, 4 outlets, rearward outlet size (2) 9/16-18, secondary outlet thread (2) 7/16-24.
Reservoir and sensor are included; mounting hardware is not included — consult the vehicle service information for the correct fasteners and whether they may be reused. Country of origin: China.
Interchange: Manufacturer part number M390117 · GTIN 00082702394717.
This part cross-references / interchanges with the following part numbers:
18M631, 83-42038, M900841, 100-2482, M-85038, 12641, 12642, 13-2611, 10-2611, 130.65038, 131.65038, MC250390, 355-54157, F2UZ2140A, F2UZ2140B, NM3020, MC390117, F129285, F129286, MC129285, MC129286
Frequently Asked Questions
Which vehicles does the M390117 master cylinder fit?
It fits the 1992-1993 Ford E-150 Econoline, E-150 Econoline Club Wagon, E-250 Econoline, E-350 Econoline and E-350 Econoline Club Wagon [All]. See the Buyer's Guide tab to confirm your vehicle.
Does it include the reservoir and sensor?
Yes. The reservoir and sensor are included. Mounting hardware is not included, so consult the vehicle service information for the correct fasteners and whether they may be reused.
What are the bore and outlet specifications?
It has a 1.125 in bore diameter and 4 outlets, with a rearward outlet size of (2) 9/16-18 and a secondary outlet thread diameter of (2) 7/16-24.
Is this part new or remanufactured?
It is 100% new, made entirely of new materials and not remanufactured. It is built to meet rigorous SAE International standards.
What are signs the master cylinder may need replacing?
Signs may include a brake pedal that slowly sinks under steady pressure, a soft or spongy pedal, or fluid loss. Diagnose the cause before replacing, as these symptoms can have other sources.
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Dorman
Dorman - First Stop Brake Master Cylinder P/N:M390117
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