Vortex VTS OK Engine (CIK-FIA)

Description

Vortex VTS — 125cc single-cylinder reed-valve two-stroke, liquid-cooled with external pump, with power valve. CIK-FIA homologated (012-ES-11) for the OK class, the master category of FIA direct-drive karting. Successor of the DTS (two world titles in four years): lightness, ease of use, effective mass layout, compact dimensions and reliability, plus a renewed exhaust-valve design for better efficiency at low revs; paired crankcase boring.

Technical specifications

• 125cc
• Bore x stroke 54×54 mm (square)
• Roller main bearings
• Cylinder with fully machined cast-iron dry liner
• 5/3 transfers
• Crankcase reed-valve intake
• Connecting rod 102 mm
• Selettra ignition CIK-FIA homologated 034-IG-19
• Max 16
• 000 rpm (rev limiter).

Supplied with

• Roller bearings
• Selettra ignition and coil
• Spark plug and cap

Exhaust, carburettor and engine mount not supplied.