1.0b
Chassis
Frame and Cage |
- Mass produced 4 wheel vehicle certified for
highway use.
- No Electric or hybrid Vehicles may enter.
.
- Wheelbase
- Minimum of 80 inches
- Must be stock wheel base for model chassis
used.
- OE Crush Structures
- Cars that alter OE crush structures
including removing frame rails or unibody
structures outside of the wheelbase will be
evaluated for safety and may fail safety tech at
WTC official's discretion.
- Roll Cage
- Must meet approval of WTC. May be fail at
WTC official's discretion.
- Attachment points will be evaluated.
Those that lack reinforcement, ate thin or
inadequate will cause the racecar to fail
tech..
- Bolt in cages are not allowed
- Must include
- Front hoop
- Rear hoop
- Front and rear hoop must be braced to
each other along roof line
- Minimum 2 drivers side door bars each
side
- X allowed
- Design of door bars does not have
to match side to side
- Top edge of the highest bar and
bottom edge of the lowest bar must be at
least 7.5 inches apart.
- The top edge of the top door bars
cannot be higher than the bottom of the
side window.
- Main hoop back stays (no bends)
- Must attach to the main hoop within
8 inches of the main hoop's highest
point.
- Must be forward of back edge of rear
wheel well.
- Small cars may be granted an
exception
- One main hoop diagonal bar
- Appropriate spreader plates and gussets
- Each major member must be made from a
single continuous tube.
- Shoulder harness bar (15 degrees lower
than harness entry point at seat.)
- Dash bar recommended
- Roll bar tubing
- Cars less than 3000 lbs
- Cars greater than 3000 lbs
- DOM mild steel tubing is recommended
- Spreader Plates
- Steel
- Minimum 24 sq inches
- 0.125 thickness
- Cage must clear drivers head by at least 2
inches at all points.
- Tow Strap Required
- Marked
- Arrow with word "TOW" recommended
- Must attach to bumper or frame
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