If you love to tinker under the bonnet, you ll love this realistic working model of a combustion engine which you can build yourself. From Haynes, the world's leading publisher & retailer of car & motorcycle manuals, the engine features light up spark plugs, moving pistons & a working fan belt! And of course, Haynes provides an easy-to-follow step-by-step instruction manual & a guide to the working principles of an internal combustion engine. Plus, once completed the model maker can register the built engine online & will receive a certificate of authenticity from Haynes Publishing. Designed to be fun to assemble, it will provide an understanding of how a combustion engine works.A unique gift for any petrol head!