Which is best 17.5
#16
Tech Champion
I would like to request people include whether they are using boost in their comments. Seems to make some difference in the ideal motor in my limited experience.
Thanks!
Thanks!
#18
Tech Regular
Corally 17.5 which i hold the track record at my local track and i dont even run a turbo speedo
#19
Tech Adept
IMO, X12 is fast and very reliable
#21