Flathead flat kart us13 Delmar

Hello my Daughter will be Running Us13 Delmar on Saturday she will be racing Flathead flat would anyone know what Gearing to Start with thank you

racing promotor

I wouldn't have been to far off, I was gonna post, never ran flathead there and it's been years since we were there, but if unrestricted a 14/63 would have to be close.