WILWOOD STYLE 1 BORE - 2 PORT BRAKE MASTER CYLINDER CHROME ALUMINIUM. Brand New Calflow Wilwood Style Brake Master Cylinder with 1 Bore, Chrome Aluminium. Chrome aluminium brake master cylinder. Centre to centre measurement of the mounting bolt holes is 3-3/8. 9/16" and ½" ports (left side only).Includes adaptor to accommodate short and long booster pushrods. Also includes rubber boot for use in un-boosted (manual brake) applications. Fits most aftermarket boosters including Cal Custom and MBM. This item is in the category "Vehicle Parts & Accessories\Car & Truck Parts & Accessories\Brakes & Brake Parts\Master Cylinders". The seller is "performancewarehouse17mon" and is located in this country: AU. This item can be shipped worldwide.