These guys here (the workshop is in Wales): https://www.electricclassiccars.co.uk/ https://www.electricclassiccars.co.uk/ are also making a TV show called "Vi

These guys here (the workshop is in Wales): https://www.electricclassiccars.co.uk/ https://www.electricclassiccars.co.uk/ are also making a TV show called "Vintage Voltage": https://www.vintagevoltage.tv/ https://www.vintagevoltage.tv/ do this kind of conversions and seemingly also sell parts.