S50/70, S51, SR50, KR51/1+2, SR4-2/-3/-4

M27 x 1,25mm, right-hand thread

for all models, 7mm, price per meter

S50/70, S51, SR50/80, KR51/1+2, SR4-2/-3/-4

6 V/12 V, 8351.1/13 EMZA, S51, S70, SR50/80, KR51/2

6V, 8351.1/2, long version for breaker ignition system, KR51, ETZ 125/150/250

12V, 8352.1/2, for all 6 V/12V breaker ignition system, S51, S50/70, SR50/80, KR51/2, ETZ 125/150/250

6V, 8306.8-110/2, KR inside, S50, SR4-2/-3/-4

S51, S50/70, S53/83, SR50/80, SR4-2/-3/-4

3 coils, 3V

6V - 8307.10/1-100, S51, S70, KR51/2

12V - 8307.12/1-100, S51, S70, SR50, KR51/2

S51, S70, SR50/80

S51, 70, SR50