A very useful resource .......... here are some kart, engine and carby manuals

Arrow kart manual

Kosmic kart manual

Sodi kart manual

Swiss Hutless kart manual

Rotax Max engine manual

Dell Orto carb manual

And just useful information ......

Kart wheel bolt patterns explained

Rotax Max jetting charts explained, with variations supplied   

Walbro carb blow-off gauge instructions

Engine temperatures explained - EGT and CHT  

How much is that used engine worth ??  

2 stroke engine Crank Angle/Piston Displacement tables. 

2 stroke engine expansion chamber design.   

Engine running in procedure explained 

Spark Plug Heat Ranges            

Temperature conversion chart degC vs degF 

Gearing information for Shifter Karts

Mikuni carburetor - description of operation and tuning variables

Mikuni carburetor jetting - needle jet and main jet orifice sizes

Mikuni carburetor jetting - jet needle comparison charts
 
Mikuni manifolds dimensions  

Mikuni main/pilot/air jet sizes and diagrams

Mikuni carburetor exploded parts diagrams 

Tillotson carb basic tuning          

Tillotson carb double pump conversion for methanol ( or hi-volume petrol supply )     

Kart setup - the Arrow AX6 owners manual -- the information supplied with every new Arrow is just as applicable to all brands of karts.            

Kart tyre temperature and chassis weight distribution            

Cryogenic engine and parts treatment   --  just for your information.

Got anything you need to know  -  email us and we will try to help