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Honda

Honda spark plug

Champion Spark Plugs for Honda Outboard Motors

Champion spark plugs are original equipment on many outboard and inboard motors and are excellent replacements for everyday engine maintenance. Please view the application guide below. You may also find the Champion spark plug code helpful.

Year Model / Engine Copper Plus Plug Alternate Plug Gap
225 HP
2004-2002 SOHC, 4-Stroke RC9MC4 0.032
200 HP
2004-2002 SOHC, 4-Stroke RC9MC4 0.032
150 HP
  OHC, 4-Stroke RC9MC4 0.03
135 HP
  OHC, 4-Stroke RC9MC4 0.03
130 HP
  OHC, 4-Stroke RC9MC4 0.03
115 HP
  OHC, 4-Stroke RC9MC4 0.03
90 HP
  OHC, 4-Stroke RA8HC 0.028
75 HP
  OHC, 4-Stroke RA8HC 0.028
50 HP
  OHC, 4-Stroke RA8HC 0.028
45 HP
  OHC, 4-Stroke RA8HC 0.025
40 HP
  OHC, 4-Stroke RA8HC 0.028
35 HP
  OHC, 4-Stroke RA8HC 0.028
30 HP
  OHC, 4-Stroke RA8HC 0.028
25 HP
  OHC, 4-Stroke RA8HC 0.028
20 HP
  OHC, 4-Stroke RA8HC 0.028
15 HP
  OHC, 4-Stroke P8Y 0.025
9.9 HP
  BF100 P10Y 0.025
  OHC, 4-Stroke P10Y 0.025
8 HP
  OHC, 4-Stroke P10Y 0.025
7.5 HP
  B75 P10Y 0.025
  BF75 P10Y 0.025
5 HP
  OHV, 4-Stroke RN11YC4 0.025
2 HP
  BF20F CJ14 0.025
  BF2A CJ14 0.025
  BF2D CJ14 0.025
  OHV, 4-Stroke Z9Y 0.025

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