Heater Core Bypass: What is Hose size?

Kneale Brownson knotnook at traverse.com
Tue Aug 21 15:32:26 EDT 2001

It's too hard to get to to check for sure, Steve, but the barb on the 
plastic heater control valve I have as a spare is less that 1 mm smaller 
than the OD on the flare of a 1/2" copper pipe elbow, so I'd guess you'd 
want a 1/2" copper return elbow or whatever the U-shaped thingy (© techie 
term) is called.

At 01:59 PM 08/21/2001 -0400, sjensen at mindspring.com wrote:

>Well, I finally got the sedan back on the road and things were peachy for 
>about one week.
>However, to show it missed me, the heater core decided to start emitting 
>wispy coolant fumes out the defrost vents: my heater core is leaking.  Whee.
>Since my normal shop is slammed and can't get me in for at least a week to 
>do the heater core, can anybody refresh my memory as to the size of the 
>heater hose going into the heater core so I can bypass that sucker with a 
>U shaped pipe?
>I am happy (to be driving her) and sad (at the breakage), conflicted I am.
>-Steve Jensen
>87 5kcstq (weeping tears of coolant)
>87 5kcstqw

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