1955-64 GM Master Cylinder for Drum Brakes
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Q & A (1)
What's in the Box
This is an OEM type single reservoir master cylinder for many 1955-1964 Chevy applications with original drum brakes. Has a 1" bore and a 7/16"-24 IFF outlet port. Not for use with disc brakes.
Learn more about selecting the proper master cylinder for your vehicle by reading our tech article. Brake System Selection.
Catalog Correction: This unit has a 7/16" outlet, not a 3/8" port as stated in our catalogs.
- 7/16"-24 IFF outlet
- Bolt spacing for attachment is 3.390 or 3-3/8”
- Piston has a 1-5/8” dish or bore for the pushrod
- Overall Length: 5-7/8"