O.S. Engines announced the new O.S. Speed R21GT engine for 1/8th Scale On-Road Cars. The engine is dedicated to competitions and will be used by the OS Team in the next IFMAR World Championship.

The R21GT uses a new DLC coating on the crankcase and 5 + 3 Ports to meet the latest IFMAR regulation. Among the other features you will find a new cooling head that guarantees a better heat dissipation and the newly designed 22E (B) GT carburetor with 7mm venturi.

The engine will be sold alone or in combo with the exhaust system T-2060SC + MB01-70 (M2003SC).

Features OS Speed R21GT

• Stroke volume: 3.49 cc.
• Bore: 16.08 mm.
• Stroke: 17.20 mm.
• Output 2.65 ps / 2.61 hp / 34,000 RPM.
• Practical rotation speed: 4,000-42,000 R.P.M.
• Weight: 369 grams.

Source: osengines.com