O.S.SPEED B2103 TYPE S COMBO
1BN00 TYPE S features,
Ø The long-stroke off-road engine put a high value on torque in low-middle range with smooth operation and better fuel mileage
Ø The crankcase, carburetor and cover plate, and inner head are designed new.
Ø All the parts are interchangeable to those of TYPE R’s.
Ø High vertical finned ow-profile cooling head for improving the drivability and better heat dissipation
Ø The new DLC coated crankshaft has two tungsten counter weights for smooth rotation and the best balance
Ø A newly designed 3-port cylinder& piston set
Ø The inner head with an silicon O ring for reducing vibration and preventing dust
Ø A newly designed 22D carburetor, which produces high response and smooth acceleration