OS SPEED R21 GT COMBO WITH TUNED PIPE T2060SC AND 70MM MANIFOLD

OS OS SPEED R21 GT COMBO With tuned pipe T2060SC and 70mm manifold
[1CC01]

OS SPEED R21 GT-COMBO

With tuned pipe T2060SC and 70mm manifold

OS SPEED R21 GT is an all-new 5-port engine.
It features a newly developed piston and 5-port cylinder, crankshaft, crankcase, Specially made to fit on-road GT track.
The OS SPEED R21 GT has a 7mm carburetor restrictor.
 
Tech specifications:
 

 

  • Displacement: 3.49 cc
  • Bore: 16.08mm
  • Stroke: 17.20mm
  • Intake ports: 5-port
  • Exhaust port: 3-port
  • Practical RPM range: 4,000 – 42,000 rpm
  • Max. power output: 2.65 ps / 2.61 hp / 34,000 rpm
  • Weight: 369Gr.

 

 € 439
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