Re: Heater shut off valve on 1940 with 356 engine

Posted by JWL On 2012/12/19 10:32:37

Two sizes to consider when buying a new heater shut-off valve. The pipe thread size that screws into the cylinder head and the heater hose connection size. My guess is 3/8" NPT for the pipe thread and 1/2" for the heater hose.

(o{}o)