Haynes HM04R Build Your Own Internal Combustion Engine
Construct a fully working model of a petrol car engine with ignition sound and illuminating spark plugs. The model is fun to put together and the kit contains all the tools you'll need and over 100 parts to assemble the working model. It comes complete with it's very own Haynes Manual, giving clear step-by-step instructions. NB packaging designs may vary. Requires 2 x AA batteries (not included). Age 10 years +