Tuff Stuff 2027NA Polished aluminum power brake master cylinder. Dual reservoir. Has a smooth, show polished finish. Features a 1 1/8" bore, shallow hole design. Recommended for power brake disc/disc applications. Has 9/16" and 1/2" ports on the drivers side. Commonly used on 1968-1982 Corvette and other GM cars and hot rods using power disc/disc brakes. Works great for street rods and street machines. Made in the U.S.A. and chrome plated in the U.S.A. Support the American worker! Just say no to China! Tuff Stuff 2027NA polished aluminum power brake master cylinder 2027NA Tuff Stuff 2303NA brake proportioning valve. This brake proportioning valve will help get your vehicle stopped better while looking good under your hood. Features solid brass construction and is chrome plated. Includes a matching mounting bracket with hardware, two 90 degree brake lines with fittings, and a wiring connector. Works well with disc/disc power brake setups using a 1 1/8" bore size master cylinder with the shallow hole design. 2TFS2303NA We welcome CANADIAN customers! For ordering information, click on "Orders To Canada" at the top left side of this page. PAYMENT METHODS: PayPal, Visa, Mastercard, Discover, American Express, money orders.