Walbro carb blow-off gauge instructions     NEW  --  NEW

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