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The Wilwood Tandem Aluminum Master Cylinder in ball‑burnished finish is a high‑volume 15/16" bore unit supplied with the correct pushrod for 1964–1972 Mustang manual brake pedals. Machined from high‑pressure die castings, it features a 1.10" stroke, a 2:1 primary/secondary volume ratio, and fluid outlets on both sides while weighing about 3 lb. Mount flanges fit 3.22–3.40" factory dimensions; retrofit proportioning kits are offered (PN 260-13190 or 220-13189).
Wilwood High Volume Tandem M/C - 15/16in Bore Ball Burnished-W/Pushrod - Early Mustang
