Wilwoods Remote Tandem master cylinders provide one of the safest ways to actuate four wheel or dual caliper axle brake systems. The cylinder features 5050 output from a 1.00 bore with 1.10 stroke. This master cylinder can be bolted directly to Wilwood's single mount pedals. The kit is shipped complete with the master cylinder, pre - installed 4 ounce reservoirs and 3.38 x 516 - 24 pushrod.