Speedway Workshop
The JAP Long Four


The 1933 JAP long four with Right Hand 12.5% Down Draught Carb.
First of Down Draught Carb type - Open Valved and Double Feed Oil Pump.

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Melbourne Motorcycle Workshop
Melbourne Motorcycle Workshop
Dyno Tuning, Performance Enhancements, Sports Bikes and Offroad. Rebuilds, Race Preparation and Classic Restorations.