Wilwood 260-10375 is a compact single outlet master cylinder with a 1.00 in bore, a remote flange mount, and a 1/8-27 NPT outlet at the top of the bore to reduce trapped air. It is built for tight spaces that still need the output of a full size master cylinder: the body is 3.37 in from flange to end, giving 2.16 in of extra clearance to the outlet, with 1.12 in of piston stroke. The body is black E-coated aluminum. The inlet accepts the included remote reservoir and also has 11/16-20 internal threads for custom reservoir setups.
Notes:
- Rebuild kit: 260-10517.
Specifications:
- Brand: Wilwood
- Part Number: 260-10375
- Type: Single Outlet
- Bore Size: 1.00"
- Area (in²): 0.780
- Stroke (in): 1.12
- Volume (cu in): 0.87
- Outlets: 1
- Outlet Size: 1/8-27 NPT
- Material: Aluminum / Plastic
- Finish: Black E-coat
- Reservoir Type: Remote
- Reservoir Size (oz): 10.0 or 7.0
- Reservoir Size (cu in): 18.0 or 12.6
- Overall Length (in): 7.80"
- Flange to End Length (in): 3.37"
- Inlet Size (in): .87" or 11/16-20
- Inlet Fit: 1/4" Hose
- Rebuild Kit: 260-10517
FAQ
What bore size is Wilwood 260-10375?
It has a 1.00 in bore with 0.780 in² of area, 1.12 in of stroke and 0.87 cu in of volume.
What outlet does the master cylinder use?
It has a single 1/8-27 NPT outlet located at the top of the cylinder bore.
How does it mount?
It uses a remote flange mount. The body measures 3.37 in from the mounting flange to the end, with an overall length of 7.80 in.
Does it come with a reservoir?
Yes. It uses a remote reservoir fed by 1/4 in hose, and the inlet also has 11/16-20 internal threads for custom reservoir arrangements.
What rebuild kit fits it?
The rebuild kit is Wilwood 260-10517.

