BSA 250, 350, 441 & 500 Singles: Unit Construction Singles C15, B25, C25, B40, B44 & B50 1958-1973 Peter Henshaw
Triumph 350 & 500 Twins: 3TA, 5TA Speed Twin, Tiger 90, T100A, T100SS, T100 Tiger, T100S, T100T, T100C, T100R, TR5T, T100D Daytona Series 2 Peter Henshaw
Moto Guzzi 2-valve big twins: V7, 850GT, V1000, V7 Sport, 750 S, 750 S3, 850 Le Mans, 1000 Le Mans, 850 T, T3, T4, T5, SP1000, SPII, SPIII, Mille, California, Quota, Strada, California 1100, Sport 1100: 1967-1998 Ian Falloon
Ducati Desmodue Twins: Pantah, F1, 750 Sport, 600, 750 900 1000 Supersport, ST2, Monster, SportClassic 1979 to 2013 Ian Falloon
Porsche 930 Turbo & 911 (930) Turbo: Coupé. Targa, Cabriolet, classic & slant-nose models: model years 1975 to 1989 Adrian Streather