Search Results for ‘st90’

I have a 1973 Honda ST90. I’m new to forums so I apologize if this is on the wrong thread. It only seems to be charging 4 volts to the 6 volt system. The bike was garage kept and only has 900 miles on it. The entire engine was rebuilt professionally and it ran good for about 2 days after that...

I have a 1973 Honda ST90 and have two issues. Problem #1: I have completely rebuilt/restored this bike. I did a complete teardown of the Carb, cleaned it, put it back together and set it to the factory adjustment settings. The bike will not idle. It either races too high and I have to hit...

These things dont get much love and were only made for 3 years, but this bike is awesome. I guess you can call it more of the street version of the CT, although the 90cc in this ST is pretty weak (and probably a bit tired.) I will probably be going with a 54mm bore and cam, and work to the...

Hi, Im new to Monkey bikes and have a few questions if someone could help?? First i have 3 outlets on my fuel tank and have no idea where they go?? Same as fuel tap?? (I am used to Single fuel lines). Second thing is does pit bike exhausts fit as I can get a 28mm bore cheap?? Third is my rear...