NGK BP6ES. Bultaco: 125 serie 127 and 148 Sherpa. Fantic: Section...
NGK B6HS. Montesa: Cota 247, Cota 25 and 49 Bultaco: 125 Lobito...
Fantic Trial 125, 200 (1978) Minarelli engine. Trial 240 Ø 30 x 34...
Fantic Trial 125 (TX 250) 200 (TX 350) in 428. Avaible with 11 teeth.
Fantic Trial 240, 300 and 301 in 428. Available with 11 teeth.
Fantic Trial 125.3, 240, Section 250, 300, 301, 305, 307, 403. 3...