29 smoothbore/stock airbox jetting

Decided to throw away the pods and run my stock air box. Bike is stock 75z900 with martin 3" open 4-1 header,29 smoothies. First will try 15 pilots and 117.5 mains. With 15 pilots any suggestions on airscrew setting. all advice appriecated. Thanks gregz

Gregz
I think I would with 17 pilots jets.
Airscrew 1 turn out. and see how your throttle response is.
You didn't say were your slid needle is set,
it should be in the middle slot