Engine:
Bore-- 2 7/8 Stroke 3 1/2 Speed
1300 RPM HP 3
Aluminium Piston & Cyl Head
Drop forged steel Crankshaft & Connecting Rod
Single Cylinder made of special gray iron with cooling fins
Valves - Willys Knight Sleeve valves
Fuel supply - Suction from 2 gal tank in base
Mixing valve - Simple air adjustment
Fuel Vaporizer - Spray nozzle
Oiling - Pressure and vapor system
Cooling - Air, by suction fan built into flywheel
Ignition:
Battery, generator combined. Hottest spark when cranking