NGK B7HS-10 Tændrør

Spark plug for Mariner, Nissan, Suzuki, Tohatsu and Yamaha outboard engines. Thread diameter - 14 mm, Thread length - 12,7 mm, Gap size - 1 mm, Spark position - 1 mm, Spanner size - 20,8 mm, 1 - Earthed Electrode, Nickel Middle Electrode, no interference suppression.