The Wilwood Tandem Aluminum Master Cylinder, 1.00 inch bore with ball-burnished finish, is a two-chamber master cylinder machined from high-pressure die castings. It features a 1.10" stroke and 2:1 volume ratio, dual-sided outlet ports, and mounts to common flange sizes (3.22"–3.40") used on many domestic cars and trucks from the mid-1960s to present, offering a compact, lightweight replacement option.
Wilwood High Volume Tandem Master Cylinder - 1in Bore Ball Burnished