Monster Truck

Minimum weight - 8 lbs.
Minimum Tire diameter - 5 inches
Minimum Tire width - 3 1/4 inches
Engine - .16C.I. TO .20 Maximum small block only
FOLLOWING IS MINIMUM WEIGHT PER ENGINE SIZE
.15 - 8lbs minimum
.18 to .20 = 9.50 lbs minimum
[no BIG BLOCKS!!]
Race lengths - Qualifiers - 6 minutes
Bodies – Truck bodies only
Tires - Rubber treaded only [NO FOAMS!]
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) [Factory treaded tire ONLY no custom cuts!]
Four wheel drive

Motors- Unlimited
ANY HARDCASED LIPO
{LIPO CHARGE ONLY IN AMMO BOX OR LIPO 'SACK'}
ANY NIMH OR NICD
Race lengths - Qualifiers - 5 minutes
Bodies - Truck bodies only
Tires - Rubber Treaded only [NO FOAMS!]
[Factory treaded tire ONLY no custom cuts!]
Four wheel drive