Preset Gap (In): 0.023 To 0.028 Inch
Thread diameter: 14mm
Thread reach: 19mm
Seattype: flat
Hexsize: 21mm
Tipconfiguration: projected
Construction: Standard construction
Terminal type: Removable
Spark Plug Replaces:
Champion N9YC
Bosch - W6D
NGK - BP6ES
Autolite - 4253
Common in:
Honda OHC Horizontal & Vertical models, Robin 8.5-25 HP EH & EHV models