Originally posted by InitialD
I run in mine with 10% nitro and we use 25% for normal play. That's against common practice of running in using the same fuel as you would use to race it. I did that because the 10% nitro was cheaper.
25% for normal play, and how many % for racing?
Anyway, I run in my engines using WOT method. About 15 to 20 tanks or so. I don't have a JP but I would assume their sleeve tightness are about the same as Novarossi's.
D, there is no need to run that many tanks through an engine for run-in.