- 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, enhance the riding 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 RD 250 LC 4L1 - - 1980 - 38 HP, 28 kw
Yamaha RD 250 LC 4L1 - - 1981 - 27 HP, 20 kw
Yamaha RD 250 LC 4L1 - - 1981 - 38 HP, 28 kw
Yamaha RD 250 LC 4L1 - - 1982 - 27 HP, 20 kw
Yamaha RD 250 LC 4L1 - - 1982 - 38 HP, 28 kw
Yamaha RD 250 LC 4L1 - - 1983 - 27 HP, 20 kw
Yamaha RD 250 LC 4L1 - - 1983 - 38 HP, 28 kw
Yamaha RD 250 1A2 - - 1976 - 16 HP, 12 kw
Yamaha RD 250 1A2 - - 1977 - 16 HP, 12 kw
Yamaha RD 250 1A2 - - 1978 - 27 HP, 20 kw
Yamaha RD 250 1A2 - - 1978 - 38 HP, 28 kw
Yamaha RD 250 1A2 - - 1979 - 27 HP, 20 kw
Yamaha RD 250 1A2 - - 1979 - 38 HP, 28 kw
Yamaha RD 250 352 - - 1973 - 27 HP, 20 kw
Yamaha RD 250 352 - - 1974 - 27 HP, 20 kw
Yamaha RD 250 352 - - 1975 - 27 HP, 20 kw
Scope of delivery: 1 x NGK Iridium spark plug suitable for Yamaha RD 250 year 1973-1983