MS Series

General Race. Rally

Key features & benefits

Suitable for brake and clutch applications

Standard 57.2mm (2.25″) mounting centres, interchangeable with other manufacturers’ master cylinders

Breather port clearance (cut-off travel) calibrated during assembly to provide controlled lost travel

Rubber dust excluder boot

Non-standard push rods available on request

Versions with non-captive push rods available on request


Push rod length from flange is 115mm with 50mm thread length. Shorten push rod as required.

Fluid inlet port 0.437-20 UNF (-4). Tightening torque 18-22Nm with a copper washer

Fluid outlet port 0.375-24 UNF (-3). Tightening torque 17-20Nm with a copper washer

To avoid trapping air, install it with the ports uppermost. The fluid outlet port must not be below the horizontal axis.

Push rod angularity must not exceed 5° throughout the full travel

Weight 0.31kg

  • Race. General Race. Rally. Handbrake.


    Tandem in-line master cylinder

  • General Race. Rally. World RX.


    Spherical bearing-mounted master cylinder

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