The Ford Barn

cvicky · 06-05-2020, 08:12 PM

how many lbs rad cap is suggested for 55 272 my manual just says engine runs at 7 1\2 lbs my rad cap says 13 lbs but a seal is missing

dmsfrr · 06-05-2020, 08:53 PM

You need a new functional cap, with a lower pressure rating.
With any luck you can find one similar to this at a local auto parts store.

https://www.ebay.com/itm/Gates-Radia...MAAOSwYSFd3M3C

54vicky · 06-06-2020, 07:51 AM

you answered your own question the manual stated proper one why question it?

rotorwrench · 06-06-2020, 09:52 AM

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While the old radiators could likely take a 14 lb cap, they aren't getting any younger and they were designed for the 7lb cap.

06-05-2020, 08:12 PM	#1
cvicky Senior Member Join Date: Jul 2018 Location: Ottawa, Ont Canada Posts: 161	rad cap Y block how many lbs rad cap is suggested for 55 272 my manual just says engine runs at 7 1\2 lbs my rad cap says 13 lbs but a seal is missing

06-05-2020, 08:53 PM	#2
dmsfrr Senior Member Join Date: Aug 2012 Location: Abq, NM Posts: 3,607	Re: rad cap Y block You need a new functional cap, with a lower pressure rating. With any luck you can find one similar to this at a local auto parts store. https://www.ebay.com/itm/Gates-Radia...MAAOSwYSFd3M3C

06-06-2020, 07:51 AM	#3
54vicky Senior Member Join Date: Dec 2011 Location: Oakville Ontario Posts: 586	Re: rad cap Y block you answered your own question the manual stated proper one why question it?

06-06-2020, 09:52 AM	#4
rotorwrench Senior Member Join Date: Jun 2010 Location: San Antonio, Texas Posts: 16,431	Re: rad cap Y block Sponsored Links (Register now to hide all advertisements) While the old radiators could likely take a 14 lb cap, they aren't getting any younger and they were designed for the 7lb cap.