Ugears 3D Wooden Model Kit R-5 Aircraft Engine 25 cm

Build, power on, and explore the mechanics of a classic radial engine with the Ugears R-5 Aircraft Engine 3D wooden puzzle. Featuring authentic moving parts, a synchronized valvetrain, and a USB-C-powered propeller, this model offers a unique hands-on experience inspired by the golden age of aviation.

– Electric motor powered via USB-C
– Correct 5-cylinder firing order: 1-3-5-2-4
– Fully synchronized valvetrain with metal pushrods and compression springs
– Milled propeller with safety release mechanism
– On/Off switch integrated into the base
– Control board built into the stand

Pieces: 470

Dimensions: Height 245 mm (9.6″) x Length 145 mm (8.7″) x Width 220 mm (5.7″)