Daļas numurs: F4-03000001 (PAF4-03000001)
Saderīgs ar Yamaha 90430-08020
Detaļa tiek izmantota dzinēju modeļiem: Parsun F4/F5
This gearcase encloses the forward, reverse and pinion gears below the upper casing.
It provides the shaft-bearing locations, cooling-water inlets and mounting surface for the water-pump base.