Which crank????

Hi all, I have recently bought i pk 50s and have put a malossi 135 kit on it and was wondering what would be the best crank to use? Also what type of exhaust to use on it? Only problem is i dont have wads of cash to spend!!! Thanks for your help i hope

hi ...

i recomend you the crank 45090000

and for mid power with a good price the pipe 20020510

or high output pipe 2412750