Aeronaut (3052) Spitfire: Racing Boat - Model Boat & Fittings is a scale model vintage outboard racing boat. Spitfire is a replica of the plan published in 1956 of a vintage outboard racing boat. Like the original, the model is built on a scale of 1:5.2 entirely of wood. All mahogany and birch plywood parts are laser cut and the rapid construction of the hull is on the enclosed slipway. The kit includes all wooden parts, fittings, cover and slipway and metal parts made of nickel silver. Aeronat Spitfire Specifications: Length: 582mm Beam: 260mm Weight: approx 1.2Kg Outboard Motor Specifications: In this newly revised outboard engine for racing boats up to 70cm in length maximum performance combined with good design . The housing is made of high quality and extremely durable plastic. A flexible shaft with aluminum adaptor ensures low friction as possible and safe driving at high speeds. The flex shaft can be easily removed and serviced . Technical Specifications: Propeller diameter 31 mm Propeller recording M4 Total height 160 mm Overall width 48 mm Total length 120 mm Motor brushless outrunner type 2836 3600kv Recommended battery 7.4V LiPo 2S 3300-4200 mAh Maximum voltage : 3S / 11.1 V