Champion Spark Plug-N4C

TRIUMPH Unité de construction 3TA, 5TA, T90, T100. Construction de l'unité 650, avant 1969.

A.J.S de 1964: 18 Statesman, 31 Swift, 33CSR, 33, 16C experts

ARIEL Leader, Flèche, Flèche Super Sport, Flèche d'Or, Flèche 200 (gap 0,030" )

BSA

A7SS, A10RGS, A10RR, A10SR. A50, A50C, A50CC, A65, A65LC, A65R, A65T. B32 alliage Head. Gold Star Racer: B40SS90, Victor B44R, B44SS. Victor B44ET, B44GP, B44VS. C15SS80. Modèles de Bantam. D10, D14 / 4, D14 / 4S

MATCHLESS

de 1964:. G3C Maestro, Essais de G3C, G80 Major, G12 Majestic

NORTON

650 Dominator, 650 Mercury. De 1964, tous les autres modèles.

ROYAL ENFIELD

736cc Interceptor.

VINCENT

MSS 500cc en alliage. Sports Viper, Viper Clubman, Venom Special, Venom Sports (écart .025" )