Sonic SB.21-5T buggy engine

Features:
– 5 port hard chromed sleeve
– CNC machined flat piston
– 14mm turbo crankshaft with silicon insert
– Aerodynamic “knife edged” connecting rod
– Turbo combustion chamber with cooling fin
– Lightweight cooling head for low C.G.
– 14mm high quality Swiss main bearing
– Dust protected front bearing
– Composite slide valve carburettor

– 6.5mm, 7.0mm and 8.0mm aluminum venturi

Technical data:
Displacement: 3,49ccm
Max power: 2,65 HP @ 33.500 U/min
Bore: 16,26mm
Stroke: 16,80mm
Front bearing: 7x19x6mm
Rear bearing: 14×25,4x6mm
Glowplug: Sonic S5H turbo
Weight: 340g