Just find a truck you like the shifting on and go into the truck file and copy the engine line and paste
it in the truck file you want to change This is the qiuck sift set up i use Same for the sounds Just make shore you paste over in the truck file you want to cange exactly what you copied from the one you like You should be able to copy this below . Might not be legal for leagues though gears are the same its just faster shifting
;engine
;min rpm, max rpm, torque, differential ratio, rear gear, first, second, third, fourth, fifth, sixth
;1000.0, 2500.0, 11500.0, 4.10, 5.00, 10.00, 3.06, 1.63, 1, 0.7, -1.0
;engoption
;1.55, t
engine
;min rpm, max rpm, torque, differential ratio, rear gear, first, second, third, fourth, fifth, sixth
950.0, 2600.0, 11500.0, 4.30, 5.00, 10.00, 3.06, 2.13, -1.0
engoption
1, c, 5000.0, 0.1, 0.1, 0.75
Here are some good sounds
soundsources
98, Zoomies
98, ZoomieStarter