News: Sonic Nitro Engines V.21B

Features:

■7+2 port hard chromed sleeve
■CNC machined flat piston
■14mm turbo crankshaft w 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
■6mm and 7mm aluminium venturi

Technical data:

■Displacement: 3,49ccm
■Max power: 2,65 HP @ 33.500 U/min
■Bore: 16,26mm
■Stroke: 7+2
■Front bearing: 7x19x6mm
■Rear bearing: 14x25,4x6mm
■Glowplug: Sonic P7TC turbo
■Weight: 340g