Referencia original: Yamaha: 94701-00309-00, 947010030900, 94702-00309, 9470200309; Champion Spark Plugs: L77JC4, L87YC
Referencia original: Mercruiser: 33-813418, 8M0114742, 97186
NGK Spark Plugs: B9HS-10, BP6HS-10
Referencia original: Suzuki: 94701-00309-00, 94702-00309