Koso Ignition Coil - Grom - Z125 - CRF110 HJ04L-FP-B IMPORTANT NOTE: Installation requires engine

IMPORTANT NOTE: Installation requires engine disassembly and case boring

While the new head may appear to be the same on the outside as our other race head

For reference

P/N: 55-107

Tall Riser

Koso Ignition Coil - Grom - Z125 - CRF110 HJ04L-FP-B IMPORTANT NOTE: Installation requires engineKoso High Spark Output Ignition Coil Honda Grom Kawasaki Z125 19 Current CRF110 DESCRIPTION Koso's high performance ignition coils are designed using the most advanced materials on the market today. The stronger spark generated by the Koso ignition coil results in more horsepower, smoother idling, and better acceleration. KOSO Ignition Spark Coil Perfect for the smaller bikes as this coil will give a much more powerful spark, resulting in more power.