Preface: Andrew Brown, one of the Puddle Cutters in Portland, OR (aka, my club) recently put on a carb tuning class at Sabatino’s Moped Shop in St. Johns, Oregon. To prepare he dived in deep and created a handout file for every person at the event. I was so impressed that I asked him to …
A friend sent me a screenshot of a bike for sale at a local shop. It was a Free Spirit with a ZA50 swap, piston port 70cc kit, 15 bing, boss pipe, and some nice paint and details. I had no history with the bike but it seemed nice, she liked it and that was …
For reasons of data gathering I was putting the stock 14mm carb back on the Tomos. My plan was to put the stock pipe back on and determine the jetting spread needed for fully stock bike with the Bazooka Mouth since I had never done that. I knew the jetting setup from before so I …
Some people on the Portland Puddle Cutters text group where asking if Tomos Racing Transmission Fluid (TRTF) was as great as it appeared. I didn’t know honestly. I had seen the article before but it never occured to me to try it. Right about this time I had put Royal Purple ATF into my Tomos …
So the project started out as a friend of a friends first maxi. I went with them on the original purchase and said it was a good base to start with, they picked it up, and started fixing it themselves. It was a 1hp restricted E-50 maxi missing the intake and carb so I suggested …
So I don’t know if this is a thing other people do, or what they call it, but I do it and I call them this. So let’s start there. Dummy bearings are normal bearings that have been ground down to slide into the location where they normally go. I use them for test assembling …