Add to Lightbox Add to Lightbox Buy Image Buy Image

This image is protected by copyright law. Please contact us for advice on our licensing terms, before reproducing it for commercial purposes.

To save a small version of this image for mock-up or research purposes, right click (or control click on Macintosh) and Save Picture As...

'Trojan' two-stroke engine, 1927.

Sectioned four cylinder valveless two-stroke engine used on the Trojan motor car, containing features patented by L H Hounsfield between 1913 and 1922. An exceptionally high torque is obtained at low speeds, which greatly facilitates driving in traffic and hill climbing. The engine has four horizontal cylinders which are 2 1/2 inches in diameter, and has a capacity of 1488 cc which is capable of developing 12.3 hp at 900 rpm.

Image No. 10221392 | This is a Rights Managed image.

Inventory No.: 1927-1986
Source No.: 1927-1986

Credit © Science Museum / Science & Society Picture Library -- All rights reserved.