The Wilwood Tandem Aluminum Master Cylinder, 1.00 inch bore with black e-coat finish, is a lightweight die-cast unit offering a 1.10" stroke and a 2:1 volume ratio between chambers. It fits common mount flanges (3.22"–3.40") used on many domestic cars and trucks from the mid-1960s onward, includes fluid outlet ports on both sides of the bore, and is suitable for manual or power-assisted applications when specified.
Wilwood High Volume Tandem Master Cylinder - 1in Bore Black