- 2/28/2020
Clutch:
- No trick or multi disc clutches permitted
2/2 /19 Tread width
- Decreased to Max 72.0 inches or less
- If over add 10 lbs per inch or 5 lbs per 1/2 inch to
the right side
12/31 Removed compression rule
12/2 Weight 1450 Right Side
- Allowances found elsewhere in the rules
- -75 lbs to the right side for sealed 602
- Add appropriate penalties for tread with as listed in
section 12
12/2 Tread width
- Max 73.0 inches or less
- If over add 10 lbs per inch or 5 lbs per 1/2 inch to
the right side
Clutch:
- No trick or multi disc clutches permitted
except sealed 602.
- Multi disc
Clutch (Sealed 602 only)
- Quarter
Master 298103 – 7.25 2 disc-V-drive
Flywheel: (All)
- GM flex plate:
14088765 ONLY (Sealed 602 only)
12/2 Wheels
- 15 inch x 8.0 max inches measured at
bead
- Steel only
- Minimum weight 20lbs
- Bleeders/ Pressure relief valves not allowed
- Minimum offset 2 inch
- Maximum offset 4.5 inch
12/2 Muffler
- 12 inch minimum functioning mass produced muffler
- Series reserves the right to refuse any muffler
- Both ends must be unmodified
- Mufflers must be removable for inspection
- Must be on each pipe
12/2 Max 4 inch paper element allowed for air
cleaner
12/2 Vent Windows
- May not extend past rear edge of windshield
12/1 Section 11 Steering Tie Rod
ends - Heim joint replacements approved
Sleeve may be steel or aluminum .
7/25 Wheel Spacers "Steel only" has been removed
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