- laser-welded iridium electrode
- highest ignition reliability, even combustion, optimum engine performance, better throttle response
- reduced fuel consumption
- optimized electrode shape reduces the ignition voltage requirement
- optimal ignition properties of the iridium spark plugs prevent sooting in stop-and-go traffic
- Iridium spark plugs ensure smooth engine running, increase the driving experience through better acceleration
- Misfiring or misfiring is prevented
Iridium spark plugs for the following motorcycles / scooters / mopeds / two-wheelers:
Model Year Code Start Chassis.-No. from - to year of construction cylinder power
Yamaha SR 250 SE 21F 21F - - 1982 1
Yamaha SR 250 SP 1KJ 1KJ - - 1985 1
Yamaha SR 250 SP 3TH1 - - - 1989 1
Yamaha SR 250 SP 3TH2 - - - 1990 1
Yamaha SR 250 SP 3TH5 - - - 1996 1
Yamaha SR 250 SP - - 1989 - 0 HP, 0 kw
Yamaha SR 250 SP - - 1990 - 0 HP, 0 kw
Yamaha SR 250 21L1 - - - 1991 1
Yamaha SR 250 21L1 - - - 1992 1
Yamaha SR 250 21L1 - - - 1993 1
Yamaha SR 250 21L2 21LS 21LS-00TA055901 - 1996 1 20 HP, 17,7 kw
Yamaha SR 250 21L2 21LS 21LS-00TA055901 - 1997 1 20 HP, 17.7 kw
Yamaha SR 250 21L2 21LS 21LS-00TA055901 - 1998 1 20 HP, 17.7 kw
Yamaha SR 250 21L3 - - - 2000 1
Yamaha SR 250 21LF - - - - 1997 1
Yamaha SR 250 21L 21L - - 1983 1
Yamaha SR 250 3TH3 - - - 1992 1
Yamaha SR 250 3Y8 3Y8 3Y8-000101 3Y8-020000 1980 1 17 HP, 13 kw
Yamaha SR 250 3Y8 3Y8 3Y8 3Y8-020101 3Y8-040000 1981 1 17 HP, 13 kw
Yamaha SR 250 3Y8 3Y8 3Y8-020101 3Y8-040000 1981 1 20 HP, 15 kw
Yamaha SR 250 3Y8 3Y8 3Y8-040101 - 1982 1 17 HP, 13 kw
Yamaha SR 250 3Y8 3Y8 3Y8-040101 - 1983 1 17 HP, 13 kw
Yamaha SR 250 4GR1 3Y9 3Y9-030101 3Y8-031000 1992 1 20 HP, 17.7 kw
Yamaha SR 250 4GR2 3Y9 3Y9-031101 - 1993 1 20 HP, 17.7 kw
Yamaha SR 250 4GR5 3Y9 3Y9-036101 3Y9-038999 1994 1 20 HP, 17.7 kw
Yamaha SR 250 3Y9 - - 1991 - 24 HP, 17 kw
Yamaha SR 250 3Y9 - - 1992 - 24 HP, 17 kw
Scope of delivery: 1 x NGK Iridium spark plug suitable for Yamaha SR 250 MY 1980-2000