VORTEX FACTORY: Via E. Fermi, 5 – 27040 Campospinoso (PV)– ITALY – Tel. +39 0385 765200
5. SERVICING YOUR ENGINE
Good maintenance is essential for safe, economical and trouble-free operation. Here you will find
a maintenance schedule, routine inspection procedures and very simple maintenance procedures
by using basic tools. Some service tasks that are more difficult or needs special tools must be
performed by Vortex technicians or qualified mechanics.
Timing schedule periods are only indicative.
5.1. Maintenance Schedule and Adjustments
Carburettor
Throttle Cable
Spark Plug
Exhaust
Clutch
Piston
Chain
Cylinder
Connecting Rod
Bottom End
5.2. Torque Chart
Cylinder Head Ø 8 mm Nut
Exhaust Manifold Ø 7 mm Nut
Crankcase Ø 6 mm Screws
Bendix cover Screws
Starter Gear Nut
Pinion Bell Ø 5 mm Screws
Ignition Nut
Pinion Bell Nut
Ignition Ø 5 mm Screws
Nylon crankshaft stuffer
Via dei Soprini, 16 – 25080 PREVALLE (Brescia) ITALY-Tel. +39 030 6804601 – Fax +39 030 6804698
Cleaning
Check
Check
Change
Internal cleaning
Check and cleaning
Change
Change
Change
Honing
Change
Re-built
kgm 1,8
kgm 1,5
kgm 1,2
kgm 0,8
kgm 6 (Use threadlocker)
kgm 0,8
kgm 2,8
kgm 2,8
kgm 0,8
kgm 0,8 (Use threadlocker)
OTK KART GROUP srl
After every race/heat
Every race
Every Race
After 30 hours
Every 10 hours
Every 10 hours
After 30 hours
After 30 hours
After 10 hours
After 30 hours
After 90 hours
After 90 hours