[TR] Radiator ID Question

[Doug Mathews]

List,

I have the long neck  radiator out of my 63 TR3B. The tag on the top of 
the radiator reads:

     COVENTRY RADIATOR
     & PRESSWORK CO. LTD.
     CANLEY WORKS COVENTRY
     W Z  7302
Any one have any idea how to decode the tag?

Thanks
Doug