Hobby Stock Gear

What is the correct gear to run in Ocala for a hobby stock

85 Monte carlo with a 350 with a 3 ring 4 speed manual with a Ford nine rear end

if this helps to get some help ocala is a 3/8 D shaped dirt track

5.83 , 6.00 6.20 will work…I have a 600 third member complete 225.00 727-359-1504…

600 Is Best

Do you or do you know of any one who might be willing to trade a 600 or 620 9"chunk for a 650 9"chuck w/28 spline and mini spool

The car I have ran there with a 373 rear,168 2nd gear total 626 and tached 6 grand.Hope that helps.