I've just added a new page entitled Advanced Tuning & Maintenance.  I'll be adding more details as I proceed with tuning the engine. 

I found that after altering the Air Filter system the engine was bogging down - this is a good thing!  It indicates that the engine is now getting more air. The trike started, and ran smoothly up to about 20mph, and them lost power - lack of fuel in the mix.  This means that the main jet is too small!  The first 1/4 of the throttle is controlled mainly by the n...
Continue reading ...