This is my setup for F100 , 42.3 did with him but to turn the lower. I did not give many laps yet ..
FRONT
RIDE HEIGH: 2,5 CM
TRACK WIDTH=1190MM
REAR
RIDE HEIGH: 2,5CM
TRACK WEIDTH= 1400MM
FINAL DRIVER RATIO
FRONT = 11
REAR = 90
CHASSIS
AXLE -50 MEDIUM
ENGINE
CARBURATOR =2
RADIATOR = 30%
FRONT
RIDE HEIGH: 2,5 CM
TRACK WIDTH=1190MM
REAR
RIDE HEIGH: 2,5CM
TRACK WEIDTH= 1400MM
FINAL DRIVER RATIO
FRONT = 11
REAR = 90
CHASSIS
AXLE -50 MEDIUM
ENGINE
CARBURATOR =2
RADIATOR = 30%