NGK - Racing Spark Plug for Kawasaki (R6254K-105) K-Type-Trailer Spindles Polarity check: Checks the battery

Polarity check: Checks the battery leads have been connected correctly

Original replacement part

If you really care about the life of your motor and consider the cost of loss of time associated with a current day 4-stroke motor

but we love the durability

NGK - Racing Spark Plug for Kawasaki (R6254K-105) K-Type-Trailer Spindles Polarity check: Checks the batteryTo withstand the severe conditions that occur in racing engines, NGK Racing Spark Plugs feature electrode materials and configurations as follows: Electrode materials Many use precious metals such as platinum or gold palladium for greater durability and lower voltage requirements. Electrode configurations Fine wire center electrodes provide better sparking and enhanced ignitability. Fine wire ground electrodes further improve the ignitability of the