Yamaha
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Champion Spark Plugs for Yamaha Inboard MotorsChampion spark plugs are original equipment on many inboard and outboard 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 |
|---|---|---|---|---|
| 300 HP | ||||
| 1994-1993 | 7.4L V8 | RV15YC4 | — | 0.035 |
| 240 HP | ||||
| 1994-1989 | 5.7L V8 | RV15YC4 | — | 0.035 |
| 210 HP | ||||
| 1994-1989 | 5.0L V8 | RV15YC4 | — | 0.035 |
| 180 HP | ||||
| 1994-1989 | 4.3L V6 | RV15YC4 | — | 0.035 |
| 110 HP | ||||
| 1994-1991 | L4 3.0L | RV15YC4 | — | 0.035 |
| 2005-2003 | AR210 | QL78C | L78C | 0.024 |
| 2005-2003 | AR230 | G57C | — | 0.032 |
| 2005-2003 | LX210 | QL78C | L78C | 0.024 |
| 2005-2003 | SR230 | G57C | — | 0.032 |
| 2005-2003 | SX230 | G57C | — | 0.032 |