The Ford Barn

BobbyG · 08-05-2013, 01:02 PM

Guys - Fixing to re-pipe the brakes it is a 40's Ford system - got most of it sorted except for the 2 unions for the rear cylinders - are they 7/16 UNF maybe ?

Thanks in advance

Bob

Mart · 08-05-2013, 01:12 PM

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No, all threads on a 40 are 7/16-24 which is the standard thread for a 1/4" pipe fitting. Except for where the hoses screw into the FRONT wheel cylinders, which is 7/16-20 (UNF). The rear brake pipes screw directly into the rear cylinders.

Mart.

08-05-2013, 01:02 PM	#1
BobbyG Senior Member Join Date: May 2012 Posts: 240	Brake union sizes Guys - Fixing to re-pipe the brakes it is a 40's Ford system - got most of it sorted except for the 2 unions for the rear cylinders - are they 7/16 UNF maybe ? Thanks in advance Bob

08-05-2013, 01:12 PM	#2
Mart Senior Member Join Date: May 2010 Location: Solihull, England. Posts: 8,745	Re: Brake union sizes Sponsored Links (Register now to hide all advertisements) No, all threads on a 40 are 7/16-24 which is the standard thread for a 1/4" pipe fitting. Except for where the hoses screw into the FRONT wheel cylinders, which is 7/16-20 (UNF). The rear brake pipes screw directly into the rear cylinders. Mart.