*All item pictures are accurate; if in doubt do not hesitate to compare our item to your original part.
Red to White = 320 ohms+/-20%
Read these instructions completely before begining
*If no spark switch, the wires at the plug.
| Model | Code | Year | Manufacturer | Engine |
| Pro Hauler 250 YFU1TW Carb F/C | RM00028 | 1989 | Yamaha | |
| Pro Hauler 250 YFU1W Carb F/C | RM00028 | 1989 | Yamaha | |
| YFB 250 Timberwolf | RM00028 | 1994 | Yamaha | |
| YFB 250 Timberwolf | RM00028 | 1995 | Yamaha | |
| YFB 250 Timberwolf | RM00028 | 1996 | Yamaha | |
| YFB 250 Timberwolf | RM00028 | 1997 | Yamaha | |
| YFB 250 Timberwolf | RM00028 | 1998 | Yamaha | |
| YFB 250 Timberwolf | RM00028 | 1999 | Yamaha | |
| YFB 250 Timberwolf | RM00028 | 2000 | Yamaha | |
| YFM 200 Moto-4 | RM00028 | 1985 | Yamaha | |
| YFM 200 Moto-4 | RM00028 | 1986 | Yamaha | |
| YFM 200 Moto-4 | RM00028 | 1987 | Yamaha | |
| YFM 200 Moto-4 | RM00028 | 1988 | Yamaha | |
| YFM 200 Moto-4 | RM00028 | 1989 | Yamaha | |
| YFM 225 Moto-4 | RM00028 | 1986 | Yamaha | |
| YFM 225 Moto-4 | RM00028 | 1987 | Yamaha | |
| YFM 225 Moto-4 | RM00028 | 1988 | Yamaha | |
| YFM 225 Moto-4 | RM00028 | 1986 | Yamaha | |
| YFM 225 Moto-4 | RM00028 | 1987 | Yamaha | |
| YFM 225 Moto-4 | RM00028 | 1988 | Yamaha | |
| YFM 250 Bear Tracker | RM00028 | 1999 | Yamaha | |
| YFM 250 Bear Tracker | RM00028 | 2000 | Yamaha | |
| YFM 250 Bear Tracker California | RM00028 | 1999 | Yamaha | |
| YFM 250 Bear Tracker California | RM00028 | 2000 | Yamaha | |
| YFM 250 Moto-4 | RM00028 | 1989 | Yamaha | |
| YFM 250 Moto-4 | RM00028 | 1990 | Yamaha | |
| YFM 250 Moto-4 | RM00028 | 1991 | Yamaha | |
| YFM 250 Moto-4 | RM00028 | 1989 | Yamaha | |
| YFM 250 Moto-4 | RM00028 | 1990 | Yamaha | |
| YFM 250 Moto-4 | RM00028 | 1991 | Yamaha | |
| YTM 200 ER Yamahualer | RM00028 | 1985 | Yamaha | |
| YTM 200 Tri-Moto | RM00028 | 1983 | Yamaha | |
| YTM 200 Tri-Moto | RM00028 | 1984 | Yamaha | |
| YTM 200 Tri-Moto | RM00028 | 1985 | Yamaha | |
| YTM 225 Tri-Moto | RM00028 | 1983 | Yamaha | |
| YTM 225 Tri-Moto | RM00028 | 1984 | Yamaha | |
| YTM 225 Tri-Moto | RM00028 | 1985 | Yamaha | |
| YTM 225 Tri-Moto | RM00028 | 1986 | Yamaha |
| Model | Code |
| 21V-85580-20-00 | Yamaha |
| 4BD-85510-20-00 | Yamaha |
| 59V-85521-20-00 | Yamaha |
| 59V-85580-20-00 | Yamaha |
| 21V-85580-20-00 | Yamaha |
| 4BD-85510-20-00 | Yamaha |
| 59V-85580-20-00 | Yamaha |
*All item pictures are accurate; if in doubt do not hesitate to compare our item to your original part.
Red to White = 320 ohms+/-20%
Read these instructions completely before begining
*If no spark switch, the wires at the plug.
| Model | Code | Year | Manufacturer | Engine |
| Pro Hauler 250 YFU1TW Carb F/C | RM00028 | 1989 | Yamaha | |
| Pro Hauler 250 YFU1W Carb F/C | RM00028 | 1989 | Yamaha | |
| YFB 250 Timberwolf | RM00028 | 1994 | Yamaha | |
| YFB 250 Timberwolf | RM00028 | 1995 | Yamaha | |
| YFB 250 Timberwolf | RM00028 | 1996 | Yamaha | |
| YFB 250 Timberwolf | RM00028 | 1997 | Yamaha | |
| YFB 250 Timberwolf | RM00028 | 1998 | Yamaha | |
| YFB 250 Timberwolf | RM00028 | 1999 | Yamaha | |
| YFB 250 Timberwolf | RM00028 | 2000 | Yamaha | |
| YFM 200 Moto-4 | RM00028 | 1985 | Yamaha | |
| YFM 200 Moto-4 | RM00028 | 1986 | Yamaha | |
| YFM 200 Moto-4 | RM00028 | 1987 | Yamaha | |
| YFM 200 Moto-4 | RM00028 | 1988 | Yamaha | |
| YFM 200 Moto-4 | RM00028 | 1989 | Yamaha | |
| YFM 225 Moto-4 | RM00028 | 1986 | Yamaha | |
| YFM 225 Moto-4 | RM00028 | 1987 | Yamaha | |
| YFM 225 Moto-4 | RM00028 | 1988 | Yamaha | |
| YFM 225 Moto-4 | RM00028 | 1986 | Yamaha | |
| YFM 225 Moto-4 | RM00028 | 1987 | Yamaha | |
| YFM 225 Moto-4 | RM00028 | 1988 | Yamaha | |
| YFM 250 Bear Tracker | RM00028 | 1999 | Yamaha | |
| YFM 250 Bear Tracker | RM00028 | 2000 | Yamaha | |
| YFM 250 Bear Tracker California | RM00028 | 1999 | Yamaha | |
| YFM 250 Bear Tracker California | RM00028 | 2000 | Yamaha | |
| YFM 250 Moto-4 | RM00028 | 1989 | Yamaha | |
| YFM 250 Moto-4 | RM00028 | 1990 | Yamaha | |
| YFM 250 Moto-4 | RM00028 | 1991 | Yamaha | |
| YFM 250 Moto-4 | RM00028 | 1989 | Yamaha | |
| YFM 250 Moto-4 | RM00028 | 1990 | Yamaha | |
| YFM 250 Moto-4 | RM00028 | 1991 | Yamaha | |
| YTM 200 ER Yamahualer | RM00028 | 1985 | Yamaha | |
| YTM 200 Tri-Moto | RM00028 | 1983 | Yamaha | |
| YTM 200 Tri-Moto | RM00028 | 1984 | Yamaha | |
| YTM 200 Tri-Moto | RM00028 | 1985 | Yamaha | |
| YTM 225 Tri-Moto | RM00028 | 1983 | Yamaha | |
| YTM 225 Tri-Moto | RM00028 | 1984 | Yamaha | |
| YTM 225 Tri-Moto | RM00028 | 1985 | Yamaha | |
| YTM 225 Tri-Moto | RM00028 | 1986 | Yamaha |
| Model | Code |
| 21V-85580-20-00 | Yamaha |
| 4BD-85510-20-00 | Yamaha |
| 59V-85521-20-00 | Yamaha |
| 59V-85580-20-00 | Yamaha |
| 21V-85580-20-00 | Yamaha |
| 4BD-85510-20-00 | Yamaha |
| 59V-85580-20-00 | Yamaha |