Here is the basic chassis rules, these are used by most all Rule sets
4.3.3 Brakes: Conventional (caliper and disc)
hydraulic disc types that brake the rear
wheels only. No front wheel brakes except in
“Unlimited” class. Steel or iron rotors
only. For all F200, Briggs Ltd Modified
, KT100 and Unlimited classes the minimum
rotor (disk) diameter and width is 7.1” x
.18”. All bolts and fasteners to be safety
wired or cotter keyed.
4.3.4 Brake rotor cover: A flat metal disc co
ver (“Wolf plate”) between the seat and
brake rotor is mandatory.
4.3.5 Steering:
4.3.5.1 Solid steering shafts shall be a minimu
m .625” diameter, made of cold rolled
steel, and one-piece design. Welding th
e steering wheel or hub to the shaft
is not allowed. Shaft extensions, and
cutting and welding the shaft to alter
its length is not allowed. The steer
ing wheel must be secured to the shaft
with a nut or cap screw in the axial
position. Quick release type steering
wheel mandatory on all Champs and is
optional on sprint chassis. Hollow
shafts shall be a minimum of .700” di
ameter X .070 minimum wall steel tubing.
Steering hub must be mounted by a ¼” bo
lt parallel to its axis point. Tiller
type shaft steering systems are not allowed.
4.3.5.2 All steering component bolts, and nuts,
must be cotter keyed and/or safety
wired and must be a minimum grade 5 rating.
4.3.5.3 Steering wheels may be circular, with
a ten-inch minimum diameter, and a
minimum of three spokes or the butte
rfly type, with a ten-inch minimum
diameter, and four spokes, and a minimum
grip length of five
inches on each
side.
4.3.6 Fasteners used on any component that will en
able adjustment of camber, caster, etc.
must be cotter keyed an
d/or safety wired.
4.3.7 All weights added to the kart must be secu
rely fastened to the kart with a minimum
5/16-inch diameter bolt. Any single weight
weighing in excess of seven pounds must
utilize a minimum of two 5/16-inch minimum diam
eter bolts. All bolts used to fasten
weights to the kart must be cotter keye
d, safety wired, or double nutted.
4.3.7.1 All weights attached to karts must be pa
inted white. It is also recommended
that your kart number be on the weight.