Was I right with 1973 Steve? Either 72 or 73 there was Mal Ramsey with the 5AD City State Kingswood. I think I'd go for that in 72 and the McKeown 911 in 73 - somewhere I'll have some programmes.
Frank Gardner's Corvair and Ron Harrop's EH were the featured visitor's 'saloons' at Labour weekend 76 - that I know for certain...