OSM1AY00

OS Engines R2103 Speed .21 Nitro 1/8 Onroad Engine

Special Price $549.99 Regular Price $599.99
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Features

  • 1/8 on-road racing engine
  • STEEL Main-Bearing for better torque
  • New Crankshaft
  • New improved sleeve and underhead
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OS Engines R2103 Speed .21 Nitro 1/8 Onroad Engine

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Product Information

O.S. SPEED R2103 will offer you more low to mid-range torque, which eventually expands characteristic in torque and runs smoothly!

Specs

Displacement
3.49 cc
Bore
16.08 mm
Stroke
17.20 mm
Practical
4,000-45,000 r.p.m.
Output
2.8 ps/2.76 hp @ 33,000 rpm
Weight
340 g

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