This lightweight master cylinder is based on a popular GM design, which allows it to be used on a variety of classic cars and trucks, or even in drag racing and circle track applications. The Master Cylinders are left side ported with the GM 1/2 x 20 front and 9/16 x 18 port sizes.
Boasts lightweight aluminum construction
Less than half the weight of a cast iron master cylinder
Hard coated main bore, which provides extra protection against corrosion and allows longer cylinder life
Can be used in both frame-mount and firewall-mount applications
Optional Stainless Steel reservoir cap available
Cast aluminum gray finish. Polished finish is optional
This pressure cast aluminum master cylinder was designed to replace that ugly rusty cast iron master cylinder. It weight half of the original weight but look identical to the original. Direct fit, no modifications. Will work with Disc/Disc and Disc/Drum application. Will handle 4000 PSI and is hard coat Anodized for long life.