SE416 Lower Unit – Fits Yamaha 150HP 4-Stroke & 150-225HP V6 2-Stroke 9.9HP leak-free seal

leak-free seal

Remove the old gasket and clean all mating surfaces of residue

steady stream of water from the tell-tale outlet

Installs as a direct bolt-on replacement

While physically similar to some oil temperature senders

SE416 Lower Unit – Fits Yamaha 150HP 4-Stroke & 150-225HP V6 2-Stroke 9.9HP leak-free sealProduct Details This aftermarket SE416 Lower Unit is designed as a complete gearcase replacement for a range of Yamaha outboard motors. It fits Yamaha V6 2 Stroke engines (150225 HP, 19842012) and Yamaha F150 4 Stroke engines (150 HP, 20042024). This unit is configured for a 25 inch shaft length with a 2: 1 gear ratio. It directly replaces SEI part number 90 416 B25F and serves as an equivalent for Yamaha OEM part numbers in the 63P 45300 XX 8D