Track Rules
General Rules
There are NO driver swaps The person that registers MUST be the one that drives all races.
Trucks can and will be teched on an as needed basis for regular races and they will be teched and tagged before and after each trophy race.
1/10 scale Stadium Truck
All trucks must be 2wd.
Maximum truck length - 18”
Maximum truck width - 13”
Truck wheel base - Minimum - 9” Maximum - 11.5”
Minimum Truck weight - 2WD - 60 ounces = 3lbs. 12oz.
Truck wheel diameter - Minimum-mounting bead - 2.175” Maximum mounting bead 2.25" Maximum overall - 2.46”
Wheel mounting - Must be securely mounted at all times.
Maximum Truck wheel width - 2”
Truck tire width - Minimum - 2" Maximum - 2.125”
Minimum Truck tire diameter - 3.6”
Wheel cut out - Use body cut lines
Engine - .12 max
Fuel - Maximum allowed 75 mililitres/cc for the tank, filter(s) and fuel line from tank to carb.
Transmission - 1 speed only - viscous or slipper drivers are allowed
Rear suspension – Independent
Main events - 5 to 60 Minutes
Bodies - Off-road Truck
Tires - Rubber only
Monster Truck
Wheelbase -------------------------------------- Maximum 16 inches
Vehicle width maximum ---------- outside tire to outside tire ----------- 19.5 inches
Transmission - - - - - - - - - - - - - - - - - - Must be multi speed gear reduction. Diffs inside the transmission are allowed. Front and rear brakes allowed.
Engine - - - - - - - - - - - - - - - - - - - - - - - .12ci to .28c
Carb ------------------------------------------------- No size restriction. Carb must mount securely to the motor.
Exhaust ------------------------------------------- Pipes must have no movable parts in them.
Minimum weight - - - - - - - - - - - - - - - - .12ci to .20.999ci Small blocks: 7lbs. 6 oz.minimum weight.
.21 to .28 Big blocks: 4300 grams (~9.5 pounds) minimum weight
Maximum weight for the safety of turn marshals ------------------- 13 pounds 6 ounces
Fuel Tanks - - - - - - - - - - - - - - - - - - - - Single fuel tanks only.
Fuel Tank Volume Rule ----------------- Based on motor size. .20999 or less will be limited to a maximum of 150mililitres/cc ------------- .21 and over is limited to a maximum of 175mililitres/cc. This includes fuel line from tank to carb and filter(s).
Bodies - - - - - - - - - - - - - - - - - - - - - - - Truck or SUV (no buggy or car bodies allowed )
Bumpers - - - - - - - - - - - - - - - - - - - - - -Bumpers are optional. If used, must not extend further than 1" past the body on the front and rear.
Rear Spoiler/wing - - - - - - - - - - - - - - - A spoiler/wing is optional.
Skid Plates - - - - - - - - - - - - - - - - - - - -Skid Plates must not extend further than 1" past the body on the front and rear.
Wheels --------------------------------------------- Must be manufactured for Monster Trucks.
Wheel Mounting -------------------------------- Wheel mounting - Must be securely mounted at all times.
Tires - - - - - - - - - - - - - - - - - - - - - - - - -Must be rubber only. No tires created for other vehicle types even if they fit the specifications will be allowed. Cutting or modifying the tread is allowed. Modifying the tire carcass by sectioning or narrowing is prohibited. Due to the varying sizes of wheels available for Monster Trucks it IS legal to trim the mounting bead of a tire produced for the Monster Truck class to make it fit a Monster Truck rim. Example - Bowtie on a REVO wheel. All tire measurements reference the carcass dimensions and does not include the tread depth or width.
Tire diameter- - - - - - - - - - - - - - - - - - - Minimum - 5.1" (mounted)
Tire width - - - - - - - - - - - - - - - - - - - - - Minimum - 2.75"(mounted)
Race lengths- - - - - - - - - - - - - - - - - - - Qualifiers - 5 to 10 minutes, Main events - 15 to 60 minutes
NOTES:
1. All Standard MT's will run in the same class. Big block/small block is no longer an issue, larger displacement engines have a heavier minimum weight to compensate.
Unlimited Monster Truck
Scale - 1/10-1/8
Description:
Any Monster Truck that does not 100% meet the MONSTER TRUCK specifications while still meeting the below guidelines will run in the Arena Truck Class.
Wheel base - - - - - - - - - - - - - - - - - - - Minimum 12 inches
Wheelbase -------------------------------------- Maximum 16 inches
Vehicle width maximum ---------- outside tire to outside tire ----------- 19.5 inches
Transmission/diff - - - - - - - - - - - - - - - - - - Single speed direct drive (1/8 buggy) style driveline only.
Engine - - - - - - - - - - - - - - - - - - - - - - .28
Carb ------------------------------------------------- No size restriction. Carb must mount securely to the motor.
Exhaust ------------------------------------------- Pipes must have no movable parts in them.
Minimum weight - - - - - - - - - - - - - - - - 7lbs. 6 oz. minimum weight
Maximum weight for the safety of turn marshals ------------------- 13 pounds 6 ounces
Fuel Tanks - - - - - - - - - - - - - - - - - - - - Single fuel tanks only no more than 150mililitres/cc. This includes fuel line from tank to carb and filter(s).
Bodies - - - - - - - - - - - - - - - - - - - - - - - Truck or SUV (no buggy or car bodies allowed )
Bumpers - - - - - - - - - - - - - - - - - - - - - -Bumpers are optional. If used, must not extend further than 1" past the body on the front and rear.
Rear Spoiler/Wing - - - - - - - - - - - - - - - A spoiler/wing is optional.
Skid Plates - - - - - - - - - - - - - - - - - - - -Skid Plates must not extend further than 1" past the body on the front and rear.
Wheels --------------------------------------------- Must be manufactured for Monster Trucks.
Wheel Mounting -------------------------------- Wheel mounting - Must be securely mounted at all times.
Tires - - - - - - - - - - - - - - - - - - - - - - - - -Must be rubber only. No tires created for other vehicle types even if they fit the specifications will be allowed. Cutting or modifying the tread is allowed. Modifying the tire carcass by sectioning or narrowing is prohibited. Due to the varying sizes of wheels available for Monster Trucks it IS legal to trim the mounting bead of a tire produced for the Monster Truck class to make it fit a Monster Truck rim. Example - Bowtie on a REVO wheel. All tire measurements reference the carcass dimensions and does not include the tread depth or width.
Tire diameter- - - - - - - - - - - - - - - - - - - Minimum - 4.55" (mounted)
Tire width - - - - - - - - - - - - - - - - - - - - - Minimum - 2.25"(mounted)
The Panther LP is referenced for this size and will be the absolute smallest tire legal.
Buggy
Maximum Buggy length - 28.74” (730mm)
Maximum Buggy width - 12.2” (310mm)
Maximum Buggy height - 9.84” (250mm)
Buggy wheel base - Minimum - 10.8” (270mm) Maximum - 13.2” (330mm)
Minimum weight - 112.9 ounces (3.2 kilos) 7lbs .9 oz.
Wheel diameter - Minimum - 3.2” (81.28) Maximum - 3.4” (86.36mm)
Wheel mounting - Must be securely mounted at all times.
Maximum wheel width - 1.75” (44.45mm)
Tire diameter - Minimum - 4.3” (109.22mm) Maximum - 4.7” (119.38mm)
Maximum tire width - 1.85” (46.99mm)
Engine - up to .21
Fuel - Maximum 125 mililitres/cc includes tank, filter(s) and fuel line from tank to carb.
Transmission - 1 speed only
Rear suspension – Independent
Main events - 5 to 60 Minutes
Bodies - Buggy or other off-road style body that resembles an actual off-road racing vehicle
Tires - Rubber only
Notes - Maximum height is measured with suspension fully compressed.