- 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 manufacture Cylinder Power
Yamaha DT 400 1R6 - - 1977 - 20 HP, 15 kw
Yamaha DT 400 1R6 - - 1978 - 20 HP, 15 kw
Yamaha DT 400 1R6 - - 1979 - 20 HP, 15 kw
Yamaha DT 400 513 - - 1975 - 24 HP, 18 kw
Yamaha DT 400 513 - - 1976 - 24 HP, 18 kw
Scope of delivery: 1 x NGK Iridium spark plug suitable for Yamaha DT 400 MY 1975-1979