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Mod | | | Forums66 Topics128,021 Posts1,055,357 Members48,420 | | Most Online14,466
Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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For helping keep this great
old truck web site
on the Internet for over 30 years! and not clogged down
with Ads!  Again, thanks!
| | | | Joined: Mar 2011 Posts: 1,146 Shop Shark | | Shop Shark Joined: Mar 2011 Posts: 1,146 | Brake Master Cylinder info. pic 1 pic 2 pic 3 Master parts Catalog Group number 4.650 part# 5454384 cast# 5453838 54-55 1st series commercial with Hydra-Matic I guess there is a difference between Manual & Automatic tranny Brake Master Cylinder. Like Tclederman says the difference is in the plumbing size. | | |
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