Driver Bulletin: November 21, 2024 Rule Changes for 2025
Driver Bulletin: November 21, 2024 Rule Changes for 2025
Rule Changes for 2025 Season Detailed Below
ARCA Outlaw Super Late Models
Page 16, #2 BODIES
- Delete - Stock appearing template body acceptable to inspectors discretion.
(Template bodies are no longer permitted)
Page 18, #5 FAN
- Delete – Removal of fan belt is prohibited. Fan belt idler pulley and automatic fans are permitted.
Page 20, #13 WHEELS AND TIRES
- Add - The tire rule for Flat Rock Speedway is Hoosier ST1 left side only and Hoosier ST2 right side only
Page 21, #19
- Delete - Digital readout gauges, including tachometers
(Digital versions are now permitted)
ARCA Street Stocks
Page 35, #20 WEIGHT
- Delete – Car will not be allowed to add gas, water or oil to make weight after event
Page 36, #25
- Delete – Digital readout gauges, including tachometers
- (Digital versions are now permitted)
ARCA Figure 8s
Page 29, #16 WEIGHT
- Delete – Car will not be allowed to add gas, water or oil to make weight after event
Page 30, #21
- Delete – No digital tachometers, including tachometers
(Digital versions are now permitted)
Page 26, #6 TRANSMISSION & CLUTCHES
- Add - TRANSMISSION: Optional automatic transmission or manual transmission. No transmission coolers in drivers compartment.
Any transmission not in compliance may be confiscated. Automatic transmission must have fully operational torque converter.
CLUTCHES: ONLY single type steel clutch plate & cover may be used. NO rev kits, NO double or triple disc clutches, NO ram couplers. Clutch must be stock type to manufacturers application. Steel bell housing and/or other type of ARCA approved bell housing mandatory. No aluminum flywheel. Only exception to manufacturer stock type clutch is pressure plate #CA1888 and disc #CD4198TB.
Page 24, #2 ENGINES
- GM V6 - Delete - 4.040 268
(Will now be) Add- 4.060 271
ARCA Late Model Sportsman
Page 44, #25
- Delete: no digital readout gauges, including tachometers. No remote recall tachometers.
(Digital versions are now permitted)
ARCA Factory Stock / Enduros
Pg 46, TIRES AND WHEELS
- Add - Maximum wheel & tread width is 8 inches(NOT 8 1/8”)