Rotax 125 Max Retrofit Instruction

Umbauanleitung/retrofit instruction 125 MAX Series
5.1.5) Inspection and adjustment of “squish gap”
Perform inspection and adjustment of the “squish gap” according to the latest Repair Manual of the
respective engine type. See www.rotax-kart.com
5.2) INSTALLATION OF THE IGNITION SYSTEM
5.2.1) Spark plug
 Note: Following spark plugs are declassified by BRP-Powertrain:
Denso IW 24-31, as standard a Denso IW 27 is installed.
 Fit spark plug by hand and tighten to 27 Nm (239 in.lb).
Fig. 39 (K00346)
5.2.2) Ignition coil
 Fasten the ignition coil together with the ground cable using 4 hex. nuts.
Tightening torque 10 Nm (90 in.lb)
 Install the spark plug connector.
Fig. 40 (K00358)
Seite/page 52/59 Ausgabe/Edition 09/2014

Rotax 125 Max Specifications

General

Engine type	Single-cylinder, 2-stroke
Displacement	124.8 cc
Cooling system	Liquid-cooled
Bore x Stroke	54 mm x 54.5 mm
Starter	Electric starter
Intake System	Reed valve
Clutch	Centrifugal dry clutch
Fuel System	Carburetor
Exhaust system	With silencer
Maximum Power	28 hp (20.5 kW) @ 11, 500 rpm
Maximum Torque	21 Nm at 10, 500 rpm
Gearbox	Direct drive
Lubrication	Mixture lubrication