Dorman Products

Dorman M661 Master Cylinder

In stock
SKU: 591|M661
$62.94

Product details

  • SKU 591|M661
  • Barcode 82702401620

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Description

Product Description

This brake master cylinder is precision-engineered to match the design, function, and performance of the original master cylinder on specific vehicle years, makes and models. It is made of new, high-quality materials for a safe, durable replacement.

  • Precise replacement - cylinder housing is constructed to match the casting material of the original part and ensure similar performance
  • Durable design - all rubber components are made of high-quality EPDM compound for resistance to glycol-based brake fluid
  • 100% new - made entirely of new materials, not remanufactured, to ensure highest quality and safety
  • Strict specifications - made to meet rigorous SAE International standards

Detailed Applications

Year Make Model Configuration Positions Application Notes
1983 International S1723 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1983 International S1724 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1983 International S1754 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1983 International S1853 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1983 International S1854 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1982 International S1723 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1982 International S1724 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1982 International S1754 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1982 International S1823 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1982 International S1853 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1982 International S1854 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1981 International S1723 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1981 International S1724 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1981 International S1823 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1981 International S1853 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1981 International S1854 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1980 International S1723 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1980 International S1823 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1980 International S1824 w/Drum Brakes; w/Single Hydraulic System; Hydro-Vac; w/3 Bolt Mount; Bore: 1.50 In.; w/Power Brakes
1949 Diamond T 404-SC Manual Brakes; Front Drum Brakes w/Clark Axle; Bore: 1.50 In.
1949 Diamond T 509 Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1949 Diamond T 509-C Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1949 Diamond T 509-H Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1949 Diamond T 509-SC Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1949 Diamond T 614 Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1949 Diamond T 614-C Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1949 Diamond T 614-DR Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1949 Diamond T 614-H Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1949 Diamond T 614-HDR Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1949 Diamond T 614-SC Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1949 REO Truck C119 Front Drum Brakes; w/Manual Brakes; Bore: 1.50 In.
1949 REO Truck C119 Bus Front Drum Brakes; w/Manual Brakes; Bore: 1.50 In.
1949 REO Truck D19 Front Drum Brakes; w/Manual Brakes; Bore: 1.50 In.
1949 REO Truck D21 Front Drum Brakes; w/Manual Brakes; Bore: 1.50 In.
1948 Diamond T 404-SC Manual Brakes; Front Drum Brakes w/Clark Axle; Bore: 1.50 In.
1948 Diamond T 509 Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1948 Diamond T 509-C Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1948 Diamond T 509-H Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1948 Diamond T 509-SC Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1948 Diamond T 614 Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1948 Diamond T 614-C Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1948 Diamond T 614-DR Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1948 Diamond T 614-H Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1948 Diamond T 614-HDR Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1948 Diamond T 614-SC Manual Brakes; Front Drum Brakes Bore: 1.50 In.
1948 REO Truck C119 Front Drum Brakes; w/Manual Brakes; Bore: 1.50 In.
1948 REO Truck C119 Bus Front Drum Brakes; w/Manual Brakes; Bore: 1.50 In.
1948 REO Truck D19 Front Drum Brakes; w/Manual Brakes; Bore: 1.50 In.
1948 REO Truck D21 Front Drum Brakes; w/Manual Brakes; Bore: 1.50 In.
1947 Diamond T 404-SC Manual Brakes; Front Drum Brakes w/Clark Axle; Bore: 1.50 In.
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Product Specifications

Master Cylinder Bore Diameter: 1.5 in
Master Cylinder Material: Cast Iron
Mounting Hardware Included: No
Number of Outlets: 2
Package Contents: Master Cylinder
Package Quantity: 1
Packaging Type: Box
Rearward Outlet Size: (2) 1/2-20
Reservoir Included: Yes
Sensor Included: No

OE Numbers

DIRECT OE CROSS
116154H NAVISTAR
130328H NAVISTAR
142907H NAVISTAR
352445 WHITE
371697 WHITE
382056 WHITE
395202 WHITE
48175H NAVISTAR
48175HX NAVISTAR
5473006 GENERAL MOTORS
57836H NAVISTAR
644752 STUDEBAKER
8QE214 MACK
93681R91 NAVISTAR
C19028 WHITE
DX4731 DIAMOND
DX5454 DIAMOND
N1507 DIAMOND
N2507 DIAMOND
N4507 DIAMOND

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