Champion Spark Plug N4C

TRIUMPH Einheit Construction 3TA, 5TA, T90, T100. Einheit Bau 650, pre 1969.

A.J.S 1964 an: 18 Statesman, 31 Swift, 33CSR, 33, 16C Experten

ARIEL Leader, Pfeil, Pfeil Super Sport, Golden Arrow, Pfeil 200 (Spalt 0,030" )

BSA

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

MATCHLESS

1964 an. G3C Maestro, G3C Trials, G80 Major, G12 Majestic

NORTON

650 Dominator, 650 Mercury. 1964 an alle anderen Modelle.

ROYAL ENFIELD

736cc Interceptor.

VINCENT

MSS 500cc-Legierung. Viper-Sport, Viper Clubman, Venom Special, Venom Sport (gap .025" )