Building Machines from Scratch

A full documentation of two epic builds — a fully functional hovercraft and a custom-built trike — from raw materials to the road and water.

Hovercraft Build

Hovercraft Build

Hull construction, duct system, engine bay, steering, drive train, painting and final assembly.

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Trike Build

Trike Build

Frame and chassis, front end, rear suspension, steering, wiring, bodywork and finishing.

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Hovercraft Specifications

Length 3.52m (11'6") — 4.0m with extensions
Width 1.98m (6'5") — 2.14m with extensions
Height 1.30m (4'3")
Weight 140kg empty hull — 400kg max all-up
Hover Height 230mm
Speed 100km/h max — 50km/h cruise
Engine EA82 Subaru 1800cc 4-cylinder water-cooled
Lift Duct 950mm diameter double-skinned fibreglass
Fan 9-bladed Multi-Wing PPG 5ZL
Gear Ratio 1.8:1
Fuel Capacity 25L