NGK B8HS-10 Spark Plug, For Suzuki/Yamaha Two-Stroke Outboard Motor

NGK B8HS-10 spark plug is the ignition core component for two-stroke outboard motors, compatible with Suzuki/Yamaha outboards after 2000. OEM numbers: 2129/B7HS-10/B8HS-10/7637, thread M14x1.25, seat length 26.5 mm, iridium electrode. Easy to install, torque 25 Nm, avoid over-tightening to prevent cylinder head damage.