Overview

The AMD40IL4 is a 40cc in-line four cylinder four-stroke internal combustion engine.  It is a multi-cylinder version of the AMD10S, with which it has many common components.

Specification

• Single- and double overhead camshaft variants, with timing belt
• Air- and water-cooled variants
• Designed for petrol or glow-fuel
• Bore – 23mm
• Stroke – 24mm
• Swept volume – 39.88cc
• Compression ratio – 8.9:1
• Gear-type oil pump
• Gear-type water pump (water cooled version only, obviously)
• No castings required, machined from solid.

Videos

Not yet available.

Gallery

Purchase Drawings

I plan to make drawings and illustrated construction notes available for sale in due course.  Please contact me to register your interest.