Improved reissue: Build your own model of the legendary Porsche 911 boxer engine! 290-piece kit, transparent functional model in 1:4 scale. Engine sound. The comprehensive accompanying book offers plenty of entertainment and knowledge about Porsche and the 911. Technical connections are made clear, and the development history of a legendary engine concept becomes tangible. Includes a detailed step-by-step assembly guide. Additional requirements: 3 x 1.5V batteries (AA). Engine size: 30 x 29 x 22 cm. Packaging size: 44.5 x 31.5 x 14.5 cm. Age: 14+. The Porsche boxer engine is unique, and the vehicles it powers are legendary. Build a transparent functional model (scale: 1:4) of the 2-liter 6-cylinder boxer engine from 1966 from 290 parts in about three hours and experience the fascination of technology at its finest! All parts move just like in the real thing: crankshaft, pistons, valves, simulated spark, functioning distributor, driven fan wheel. With sound module and stand for display. Improved model: parts now in new colors, many with a metallic finish. High-quality speaker for powerful boxer sound. New, expanded manual. Sound module now with audio output. The components can be easily snapped and screwed together, no glue required.

For your child's safety - Warning! Caution! Not a toy! Not suitable for children under 14 years.