Yosh box tuning

launchmaster

Registered
Last year I had someone map my 02 busa with a yosh box. after the tuning I was running low 9.40's in the quarter. When I changed my battery, I lost the map in my bike and I can't get in contact with the guy. I bought a yosh box and is putting in the recommended settings from the instructions but the best time I can get high 9.60's. I have a stock motor with full airbox mod, stock exhaust except that I cut the mid-pipes and took off the stock canisters.. If someone can please help on getting a awesome setting from the yosh box so I can get back to my 9.40's
 
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