the starteing is someting your gona have to live with and ounce you get if flooded 7you mise well shut the gas off and walk away for awhile
pull the baffle out of the tail pipe, itl sound bad with it out and my gain you some power but earther way youll think youve got more cause of the noise.
an accelarator pump carb, there only like 500 bucks
white bros header pipe, fmf, procircuit,
drill some holes in the airbox lid so you can get more air to it.
hmmm cant think of anything else off hand