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Yamaha Outboard Spark Plugs (2-Stroke Models)

Spark Plugs (2-Stroke Models)

Buy fresh spark plugs for your 2-stroke Yamaha outboard engine as a smart choice to help keep your engine running smoothly. Old spark plugs can lead to a poorly running motor.
2-Stroke Model NGK Spark Plug Gap (mm) Gap (in)
2 B5HS 0.6 0.024
3 B6HS-10 0.9 0.036
4, 5 B7HS 0.6 0.024
6, 8 B7HS-10 0.9 0.036
9.9, 15, 20, 25 B7HS-10 1 0.04
C25 (90~97), 30 (84~86), C30 (89~92) B7HS 0.6 0.024
30 (87~02) B7HS-10 1 0.04
C30 (93~97) B8HS-10 1 0.04
40 (84 ~ 05), C40 (97 ~ 02) B7HS-10 1 0.04
C40 (89~97) B8HS 0.6 0.024
E48 (95~00) B7HS 1 0.04
50, P50, C55 B8HS-10 1 0.04
C50 B8HS 0.6 0.024
60, C60, E60, P60, 70, C70, C75, E75, P75 B8HS-10 1 0.04
C80, C85, 90, B90, C90 B8HS-10 1 0.04
115, B115, C115, P115, S115 BR8HS-10 1 0.04
130, L130, S130 BR9HS-10 1 0.04
150 (~87), 150 / SX150 /LX150 (96~), S150 (99~) BR7HS-10 1 0.04
C150 (96), DX (99~), P150(96~), PX150, V150 (00~) BR7HS-10 1 0.04
150 / L150 (88~95), C150 (97~) BR8HS-10 1 0.04
D150 (97~99), P150 (86~95) BR8HS-10 1 0.04
VZ150 (~01), Z150 / LZ150 (~01) BKR6ES-11 Note 2 Note 2
VZ150 (01~) , Z150 / LZ150 (01~) BKR6E-KU Note 2 Note 2
175, S175, V175, P175 BR8HS-10 1 0.04
VZ175 (01~), Z175/LZ175 (01~), Z200/LZ200 (01~) BKR7E-KU Note 2 Note 2
VZ175 (01), Z175 / LZ175 (01), Z200 / LZ200 (~01) BKR7ES-11 Note 2 Note 2
200, S200, SX200, LX200, V200, VX200, P200 (96 ~) BR8HS-10 1 0.04
VZ200 (05~) VZ225, VZ250, VZ300 BKR6E-KU Note 3 Note 3
225 2.6L (~95), L225/S225 3.L (97~), LX225/SX225 BR9HS-10 1 0.04
225/L225 3.1L (~96), S225 3.1L (96), 225 2.6L (96~) BR8HS-10 1 0.04
V225, VX225, P200 (91~95) BR9HS-10 1 0.04
S250 / L250 (97~), SX250, LX250, VX250 BR9HS-10 1 0.04
250/L250 (90~95) / S250 (96) B BR8HS-10 1 0.04
LZ250, Z250, Z300, LZ300 BKR6E-KU Note 3 Note 3
V6 Excel BR9HS-10 1 0.04
V6 Spec BR8HS-10 1 0.04

Need other parts?

Do you need parts not listed in these application guides? See our Yamaha engine diagrams. Please see our model number reference guide if you aren't sure about the year or model of your outboard engine.