This exciting V8 engine comes with ignition sound, illuminating spark plugs, all the tools you'll need for assembly, over 250 parts and a famous Haynes Manual. The model engine is great fun to put together and a practical aid to understanding how a four stroke combustion engine really works. The on/off controller includes a sound chip which reproduces the noise of a V8 engine starting as the model begins to work. Ideal for the serious car enthusiast! Did you know that the world's first mass production V8 was introduced by Cadillac and is used in more powerful muscle cars, sports cars, luxury cars, pickup trucks and sport utility vehicles. Finished model size: 28 x 20 x 20 cm Box Size: 32 x 44 x 13 cm Requires 3 x AA (LR6) batteries (not included)