Lower Unit Gearcase – Fits Yamaha V4 115HP & 130HP 2-Stroke Outboards (Replaces 602-90-405-A20) 220HP Ensure the engine is off

Ensure the engine is off and the battery is disconnected

Install the new idler pulley

2L engines is determined by serial number

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Install the new impeller with the blades oriented in the same direction as the old one

Lower Unit Gearcase – Fits Yamaha V4 115HP & 130HP 2-Stroke Outboards (Replaces 602-90-405-A20) 220HP Ensure the engine is offProduct Details This Lower Unit Gearcase Fits Yamaha V4 115HP & 130HP 2 Stroke Outboards is an aftermarket solution designed for Yamaha V4 115HP and 130HP 2 stroke engines requiring a 20" shaft, standard right hand rotation, and a 2: 1 gear ratio. It offers a reliable, direct fit replacement to get your outboard back in service. It directly cross references with SEI part number 602 90 405 A20. Engineered for direct bolt on installation. Finished in