Haynes Build Your Own Internal Combustion Engine

Construct a fully working model of a car engine. Features transparent engine cases that make the moving parts visible during operation. Illuminating spark plugs and fully functional overhead cam valve operation. It includes everything you need to build your own engine. This comes with instructions and step-by-step diagrams. Size H30, W11cm. Batteries required: 2 x AA . For ages 10 years and over. Manufacturer's 1 year guarantee. EAN: 5060062144604. WARNING(S):Not suitable for children under 3 years old. Only for domestic use. To be used under the direct supervision of an adult.