NGK Spark Plug 1098 BR7HS-10, Yamaha Part number BR7-HS100-00-00 (Old# B7HS-1000-00-00)
This is an NGK Spark Plug 1098 BR7HS-10, Yamaha Part number BR7-HS100-00-00 (Old# B7HS-1000-00-00), that fits the following Yamaha outboards.
| 2-Stroke Model | Gap (mm.) | Gap (In.) |
| 6, 8 | 0.9 | 0.036 |
| 9.9, 15, 20, 25 | 1 | 0.04 |
| 30 (87~02) | 1 | 0.04 |
| 40 (84 ~ 05), C40 (97 ~ 02) | 1 | 0.04 |
Also fits Nissan, Suzuki, and Tohatsu outboard engines. VERIFY compatibility with your specific engine manufacturer.