Hey there! :)
 

Hey there guys,name's Alvis and i Just Love cars and moto's. Just a sec ago joined the forums to find out in-depth info about gy6 engines. I had previously owned a 152QMB , but now own 139QMB , i have planned an interesting project for the summer for my "retro" TURBHO RB-50 99's :)
Cheers! :thanks:

Welcome to the forum, thanks for signing up! Lots of info here and a great bunch of guys willing to help out. Enjoy! :tup:

Welcome! My knowledge on GY6/4-stroke motors is limited. Curious to see what you build!

420
 

https://i.imgur.com/3pE1qu2.png
Ayy mate , nice forums name tho'
I built an 2002 TURBHO Retro style scooter with an gy6 engine, I posted link to the story in this topic
https://www.scootdawg.net/showthread...656#post538656

Hey there.
I read your Blog story. You are running too big jet on your carb .