OS Speed B2103 TYPE S


Artikelcode: 1BN00 O.s. Engines
  • The long-stroke off-road engine put a high value on torque in low-middle range with smooth operation and better fuel mileage
  • The crankcase, carburetor and cover plate, and inner head are designed new.
  • All the parts are interchangeable to those of TYPE R’s.
  • High vertical finned ow-profile cooling head for improving the drivability and better heat dissipation
  • The new DLC coated crankshaft has two tungsten counter weights for smooth rotation and the best balance
  • A newly designed 3-port cylinder& piston set
  • The inner head with an silicon O ring for reducing vibration and preventing dust
  • A newly designed 22D carburetor, which produces high response and smooth acceleration
  • Replaces Speed Spec III



*displacemnt 3.49cc

*bore 16.27mm

*stroke 16.80mm

*rpm 4000-42000 rpm

*max output 2.64hp/34000 rpm

*weight 347gr

*exhaust T2100SC

*port 3-port

€ 425,00 (BTW incl.)
In stock