Moss Motors, USA, sell the Motometer alone or with rad cap. Motormter p/n 230-103. Motometer with rad cap p/n 230-125. No doubt available from Moss UK? Bob, Canada
I have one of these as new if you want it -- I had it on my TC but did not like the look so installed a dash gauge.Get in touch if you want it and I will send you photos-- still in its original box John