Description
Space constraints shouldn’t compromise braking performance. The Wilwood 7/8in Compact Side Mount Master Cylinder delivers full-size stopping power in a footprint engineered for tight engine bays, custom chassis builds, and unconventional brake layouts. With integral side lugs and straightforward bolt-on installation, you get race-proven reliability without fabrication headaches.
Built from E-Coated aluminum, this master cylinder resists corrosion while maintaining the lightweight advantage critical for performance applications. The 7/8-inch bore and 1.120-inch stroke combination provides consistent pressure modulation across varied brake system demands, whether you’re running a road course setup or drag racing configuration.
- 7/8-inch bore diameter
- 1.120-inch stroke length
- Aluminum, black E-Coat
- 8.84 inches overall length
- 3.37 inches mounted depth
- Integral side mounting lugs
- 3.00-inch lug center spacing
- 1/8-inch NPT outlet port
- Standard ABS reservoir included
- 10.0 or 7.0 fl oz capacity
- 0.67 cubic inch displacement
- 5.01-inch push rod included
- 5/16-24 push rod thread
- 11/16-20 reservoir threads
- Bolt-on installation
- MPN: 260-12387






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