VORTEX ROK SHIFTER ENGINE KIT

VORTEX ROK SHIFTER ENGINE KIT

Complete Shifter Engine Kit, Motor Mount Sold Separate

The Rok Shifter was born to meet the needs of many drivers who want to compete in a category with the gearbox, but always according to the Rok philosophy: low costs and steady regulations over the time.

The engine has the following features: Single-cylinder 2 stroke engine with 6-speed gearbox with front clutch system, displacement 125 cc, reed valve intake in the crankcase. Liquid-cooled through external pump (not supplied in the kit). The engine comes as a complete kit with Dell'Orto VHSH Ø 30mm carburettor, Dell'Orto fuel pump, Arrow intake silencer, moulded exhaust and exhaust silencer. Ready for a power of 43 HP, the Rok Shifter is the engine that provides the best combination of performance and operating costs.

Specifications

Single-cylinder 2 stroke engine with six-speed gearbox

Displacement 125 cc

Reed valve intake in the crankcase

Liquid-cooled through external pump

Push-to-start system

Mixture-lubricated

PVL analogic ignition

Dry clutch

Dell’Orto VHSH Ø 30mm carburettor

Arrow intake silencer

Dell’Orto fuel pump

Bore and stroke 54x54.5mm

Cast iron made cylinder

5/3 transfer ducts intake

Oval exhaust and 2 boosters

43HP at 13.900 Rpm

Max 14.000 Rpm

Shifter Rok moulded exhaust

Exhaust silencer

Front clutch gearbox system

Radial bearing C4