OS Engines has presented the new competition nitro engine OS Speed B21 ADAM DRAKE EDITION II realized with the collaboration of Adam Drake.
The engine has been updated with a new 16.4mm x 16.55mm crankshaft which improves the driving feeling making it more linear and powerful and a new carburetor compatible with 6.5mm and 7.0mm Venturi. Below the promotional video and the engine specifications.
Spec OS Speed B21 ADAM DRAKE EDITION II
- Type: Nitro 3.49cc
- Bore: 16.4mm
- Stroke: 16.55mm
- Output 2.65 ps / 2.61 hp / 34,000 R.P.M
- Practical rotation speed: 4,000-42,000 R.P.M
- Weight: 353 grams.
Hi Adam, My me is Charlie I’m a big fan of your dedication and skills. I’ve come back to the sport and am looking forward to using this engine on my build. Thanks for being you. Hope to meet you some day. And thanks for all your informative videos. Definitely helped me imensly. God Bless