Common Motorcycle Applications
The B9EG is a "go-to" plug for many 125cc to 500cc 2-stroke engines. Below are the specific models it is frequently used in:
| Manufacturer | Model(s) | Typical Years |
| Yamaha | YZ80, YZ100, YZ125, YZ250, IT175, IT200, IT250 | 1974–2011+ |
| Kawasaki | KX60, KX80, KX125, KX250, KX400, KX500 | 1974–2004 |
| KTM | 125 MX, 250 MX/EXC, 300 MXC/EXC, 500 MX | 1980s–1990s |
| Suzuki | RM60, RM80, RM100, RM125, RM250 | 1975–1991 |
| Honda | CR80R, CR125 (Vintage), MT125, MT250 | 1970s–1980s |
| Husqvarna | CR125, WR125, CR240, CR250, CR400 | 1970s–1990s |
| Gas Gas | EC125, EC125 Racing | 2000s |
| Aprilia | ST125, STX125, TX125 | 1980s |
NGK B9EG x 10 Racing S/P for Yamaha Suzuki Kawasaki M/C
Unused and unopened items can be returned within

















