Sonic V.21LS 3,5ccm engine
The new Sonic V.21LS is the successor of the V.21T engine. Featuring a LONGER STROKE and an optimized internal design the engine's bottem end as well as mid range power are increased significantly. Using that latest state-of-the-art technologies the engine comes with a 7+2 ports sleeve with "teardrop work", a "knife edged" conrod and a balanced crankshaft with red silicone insert to reduce inner turbulences and optimize the fuel flow. High quality Swiss ball bearings, a super lightweight cooling head and a composite valve carburetor with 2 aluminium venturis (8mm/9mm) complete the latest addition to the Sonic engine line.
Features:
- extra long stroke
- 7+2 port hard chromed sleeve
- CNC machined flat piston
- Balanced 14mm turbo crankshaft with silicon insert
- Aerodynamic “knife edged” connecting rod
- Modified backplate for improved fuel flow
- Turbo combustion chamber with cooling fins
- Lightweight cooling head for low C.G.
- 14mm high quality Swiss main bearing
- Composite slide valve carburettor
- 8mm and 9mm aluminium venturi
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