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O.S.Speed 1Cy02 Max-21Xr-B V3 Gt Engines 1
O.S.Speed 1Cy02 Max-21Xr-B V3 Gt Engines 2

O.S. SPEED 1CY02 MAX-21XR-B V3 GT Engine – Race-Tuned Powerplant

Original price was: $411.00.Current price is: $82.20.

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SKU: OS-1CY02 Category: Brand:

Description

The O.S. 21XR-B Ver.2 club-level nitro GT and off-road engine.
The power plant targets club level drivers and it features the 21J3 3-needle carburettor with 7mm and 8mm venturi inserts.
Tech specifications:

  • Displacement: 3.49 cc
  • Bore: 16.27mm
  • Stroke: 16.80mm
  • Intake ports: 3-port
  • Practical RPM range: 4,000 – 40,000 rpm
  • Max. power output: 2.42 hp / 34,000 rpm
  • Weight: 380Gr

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