Champion Spark Plug N11YC
Thread diameter: 14mm
Thread reach: 19mm
Seat type: flat
Hex size: 21mm
Terminaltype: Solid
Replaces Bosch WR8LC, NGK GR4
Used in HONDA OHV GX, GXV120 140, 160, 240, 270, 340, 390, 610, 620, GXV610K1, GXV620K1, GXV670 Engines. KAWASAKI OHV FC, FE120, 150, 170, 180, 250, 350, 400V, 420V, 540V Engines