metric monte snappy loose in the center

[cornfedracing15c]

I have a metric monte weighs 3300 don't have my scale numbers right in front of me but % are 54 straight through I do no the the left rear is 1020 springs are lf 900 rf 1100 rr 225 11 in. lr 250 13 in. Shocks are qa1 fc series lf 7 rf 8 rr 4 lr 8-2 problem is consistent lap after lap snappy loose and as long as I stay on the throttle it won't spin out running American racing tires the 245 70 15 2in. Stagger in the back 1in. In the front air pressures are lf 12 rf 18 lr 8 rr 14 any ideas would be great

[dirtplay18]

My opinion is it looks like you're too tight on entry, causing the snap loose center condition. Need to get it on the scales and look at your numbers. Also, weighing 3300 lbs, I would increase the air psi in all the tires.