MMRCTPA Pulling Rules

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This is the rulebook of the MMRCTPA (Mid Missouri RC Truck & Tractor Pulling Association). All pulling events that we help promote are in conjunction with the MMRCTPA .

All questions on anything pulling related should be sent to MMRCTPA director Travis Sutton, at tsutton69@hotmail.com

These are their classes:

GARDEN TRACTOR

Motor:

Maximum of one Modified motor. No motors larger than a 550 can, Astroflight Pullmaster I, or an equivalent. May also be brushless up 5000kv.

Battery:

6 cell “C” size maximum, 7.4v lipo, or 6.6v life.

 

Chassis:

May be factory production or scratch built.

 

Tires:

Maximum rear tire diameter is 4 inches. Maximum rear tire width is 2 ¾ inches. Minimum front tire diameter of 1 inch. Rear tires must have “V” bar tread pattern. TLT tires are acceptable.

 

Weight:

4lbs maximum.

 

Dimensions:

Maximum vehicle length of 12.5 inches. Length is measured from the rearmost part of the hitch to the furthest point forward.

 

Wheelbase:

Maximum of 9 inches.

 

Hitch:

Maximum hitch height of 4 inches.

 

Body:

Will have the appearance of a scale stock or modified garden tractor.

 

Wheelie Bar:

Vehicle may have wheelie bars. The wheelie bars may not extend more than 2 inches past the rearmost portion of the hitch. Wheels may be replaced with skid pads.

 

Other:

A maximum of one gear drop. This is the drop from the motor pinion to the rear axle spur gear.

 

 

 

 

MODIFIED 4X4

Motor:

Limit one Modified motor or brushless up to 6000kv or 6.5t. Up to 550 size can.

 

Battery:

7 cell “C” size maximum. 7.4v lipo and 6.6v life also allowed. Batteries must be concealed.

 

Chassis:

Chassis may be scratch built or combination of kit components.

 

Tires:

Maximum tire diameter is 3.75 inches. Maximum tire width is 2 inches. Tires may be cut. Maximum of four tires.

 

Weight:

Maximum vehicle weight is 8 lbs.

 

Dimensions:

Maximum vehicle length is 21 inches. Maximum vehicle width is 10 inches.

 

Wheelbase:

Maximum wheelbase is 13“. Hitch: Maximum hitch height is 2.5 inches. Hitch must be 3in from center line rear axle to the hole in hitch. No further than 6” from centerline of front axle to furthest point forward.

 

Body:

Any scale appearing body is allowed. Wheels must be fit in the body wheel openings.

 

Other:

This class will be for shaft drive trucks. No straight direct shafts allowed. A driveline that includes universal joints is required. Gear box must be located between the front and rear axles.

 

 

 

 

 

 

SUPER MODIFIED TWD

Motor:

Maximum of one Modified Motor or brushless up to 7000kv or 5.5t. Up to 550 size can.

 

Battery:

11.1 3s lipo.

 

Chassis:

Chassis may be scratch built or combination of kit components.

 

Tires:

Maximum rear tire diameter is 4 ½ inches. Maximum rear tire width is 3 ¼ inches. Minimum front tire diameter is 2 inches.

 

Weight:

Maximum vehicle weight is 8 lbs.

 

Dimensions:

Maximum vehicle length is 19 inches. The body may extend past 19” by ½” but no movable weight is permited past 19”. This is to be measured from the rearmost portion of the hitch to the most forward part of the vehicle.

 

Wheelbase:

Wheelbase must be within max length dimensions and fit the body being used.

 

Hitch:

Maximum hitch height is 3 inches.

 

Body:

Must use a truck, van or car body only.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SUPER FARM

Motor:

Maximum 1 17.5t brushless. Up to 550 size can.

 

Battery:

6.6 life or 7.4 lipo maximum. Battery shall be placed in a fashion so that it can not be seen from either side, front, rear or top of the tractor.

 

Chassis:

Chassis may be scratch built or combination of kit components.

 

Tires:

Rear tires are to be a maximum of 6.75 inches. The Maximum tread width is 2.5 inches. Must be agricultural single V type bar tire. Tires are allowed to be cut.

 

Weight:

Maximum tractor weight is 10 lbs. Any visible weight must be scale suitcase weights. These weights are allowed to stick out past the body within the maximum tractor width.

 

Dimensions:

Maximum over all length is 19 inches. Maximum tractor width is 14 inches. Maximum tractor length is 18 ¾ inches. The wheelie bars may be ¼ inch past the rearmost part of the tractor. The furthest point forward shall be no further than 15 ½ inches from the center of rear axle.

 

Wheelbase:

Maximum wheelbase is 11 ½ inches.

 

Hitch:

Maximum hitch height of 2 inches.

 

Body:

Must be a 1/10 scale Super-farm, Pro-stock, or Super-stock Farm tractor body. Any make, model and year are allowed. Tractor must have fenders of some type. Must have rollcage.

 

Front axle:

Front axle may be a solid or pivoting type axle.

 

 

 

PRO STOCK TRACTOR

Motor:

Maximum of one brushless motor up to 5000kv, 8.5t, or one modified brushed motor. Up to 550 size can.

 

Battery:

6.6 life or 7.4 lipo maximum. Battery shall be placed in a fashion so that it can not be seen from either side, front, rear or top of the tractor.

 

Chassis:

Chassis may be scratch built or combination of kit components.

 

Tires:

Rear tires are to be a maximum of 6.75 inches. The Maximum tread width is 2.5 inches. Must be agricultural single V type bar tire. Tires are allowed to be cut.

 

Weight:

Maximum tractor weight is 10 lbs. Any visible weight must be scale suitcase weights. These weights are allowed to stick out past the body within the maximum tractor width.

 

Dimensions:

Maximum over all length is 19 inches. Maximum tractor width is 14 inches. Maximum tractor length is 18 ¾ inches. The wheelie bars may be ¼ inch past the rearmost part of the tractor. The furthest point forward shall be no further than 15 ½ inches from the center of rear axle.

 

Wheelbase:

Maximum wheelbase is 11 ½ inches.

 

Hitch:

Maximum hitch height of 2 inches.

 

Body:

Must be a 1/10 scale Super-farm, Pro-stock, or Super-stock Farm tractor body. Any make, model and year are allowed. Tractor must have fenders of some type. Must have roll cage.

 

Front axle:

Front axle may be a solid or pivoting type axle.

 

 

 

DIESEL SS / UNLIMITED SS

Motor:

Maximum of one Modified motor or brushless up to 550 size can.

 

Battery:

22.4v limit. Battery shall be placed in a fashion so that it can not be seen from either side, front, rear or top of the tractor.

 

Chassis:

Chassis may be scratch built or combination of kit components.

 

Tires:

Rear tires are to be a maximum of 6.75 inches. Must be agricultural single V type bar tire. Tires are allowed to be cut.

Weight:

Maximum tractor weight is 10 lbs. Any visible weight must be scale suitcase weights. These weights are allowed to stick out past the body within the maximum tractor width.

 

Dimensions:

Maximum over all length is 19 inches. Maximum tractor width is 14 inches. Maximum tractor length is 18 ¾ inches. The wheelie bars may be ¼ inch past the rearmost part of the tractor. The furthest point forward shall be no further than 15 ½ inches from the center of rear axle.

 

Wheelbase:

Maximum wheelbase is 11 ½ inches.

 

Hitch:

Maximum hitch height of 2 inches.

 

Body:

Must be a 1/10 scale Super-farm, Pro-stock, or Super-stock Farm tractor body. Any make, model and year are allowed. Tractor must have fenders of some type. Must have rollcage

 

Front axle:

Front axle may be a solid or pivoting type axle.

 

 

 

UNLIMITED MODIFIED TRACTOR

Motor:

Up to 2 brushed motors (max length 3.5“, max diameter 2.25“), 2 brushless (max length 90mm, max diameter 50mm), or 2 .21 nitro

 

Battery:

22.4v limit. Battery shall be placed in a fashion so that it can not be seen from either side, front, rear or top of the tractor.

 

Chassis:

Chassis may be scratch built or combination of kit components.

 

Tires:

Rear tires are to be a maximum of 6.75 inches. The Maximum tread width is 3 inches. Must be agricultural single V type bar tire. Tires are allowed to be cut for dirt pulling only.

 

Weight:

Maximum tractor weight is 10 lbs. Any visible weight must be scale suitcase weights. These weights are allowed to stick out past the body within the maximum tractor width.

 

Dimensions:

Maximum tractor width is 14 inches. The wheelie bars may be ¼ inch past the rearmost part of the tractor. The furthest point forward shall be no further than 18 inches from the center of rear axle.

 

Wheelbase:

Maximum wheelbase is 16 inches.

 

Hitch:

Maximum hitch height of 2 inches.

 

Body:

Must be a 1/10 scale allison, turbine,or V8 style tractor body. Exception is running 2 nitro motors. Tractor must have fenders of some type. Must have rollcage

 

Front axle:

Front axle may be a solid or pivoting type axle.

 

 

 

 

 

 

PRO STOCK  TRUCK

Motor:

Maximum 1 17.5t brushless. Up to 550 size can.

Weight:

8 LBS, all non-scale appearing weights must be out of site from normal viewing,  weight boxes allowed.
Chassis:

May be a modified, Tamiya CC-01, F-350 Highlift, RC4WD Trailfinder 2, or Axial SCX10.

Axles and Suspension:

Diffs may be locked, rear suspension only may be locked, suspension and axles must      remain stock configuration. Rear may be narrowed. Any combination of factory components allowed (i.e. Axial chassis with Tamiya axles)
Transmission:

Must be stock configuration for that vehicle. No homemade transmissions

Battery:

6.6 life or 7.4 lipo max
Wheelbase:

13”. Furthest point forward of center of front axle no more than 6”
Dimensions-MAX length, 21 inchs MAX width, 10 inches.

Hitch:

2.5″ max. Must be 3” from center line rear axle to the hole in hitch.

Tires:

Any 1.9 max 3.75 tall, no v-tread , may run dual rear wheels. No cutting/sipping.

Body:

Any 1/10 scale 1 ton or smaller truck body. Must represent a prostock diesel or gas pulling truck. Tires must line up in wheel wells.

 

MMRCTPA

MID-MISSOURI RADIO CONTROL TRUCK AND TRACTOR PULLING ASSOCIATION

 

MODIFIED DIESEL TRUCK

Motor:

Maximum 1 brushless 4000kv, or 10.5t up to 550 size can.

Weight:

9 LBS, all non-scale appearing weights must be out of site from normal viewing,  weight boxes allowed.
Chassis:

May be any stock, or homade chassis. Must be shaft drive. Tamiya CC-01 ok.

Axles and Suspension:

Diffs may be locked, rear suspension only may be locked.

Transmission:

Stock, Homemade, or combination of both.

Battery:

11.1v 3s lipo max.

Wheelbase:

Center of rear axle to center of front must be no more than 14.5″ Max from center of front axle to furthest point forward, 6″
Dimensions-MAX length, 24 inchs MAX width, 10 inches.

 

Hitch:

2.5″ max. Must be 3” from center line rear axle to the hole in hitch.
Tires:

Any 1.9 max 3.75 tall, max width 2.0, may run dual rear wheels unless running vtread.

Body:

Any 1/10 scale 1 ton or smaller truck body. Must have at least 1 exhaust stack facing upwards. Tires must line up in wheel wells.

 

 

 

 

 

 

 

 

 

 

 

 

Summer Racing FINALS – Outlaw Retro

1: Texas Toy - 38
2: Monster Orange #1 - 32
3: BIGFOOT #4 - 28
4: Orangefoot - 27
5: Godzilla - 25
6: Monster Orange #2 - 25
7: Honey Bee - 21
8: Excaliber - 18
9: Intimidator - 18
10: Back In Black - 14

Summer Racing FINALS – Sport Modified

1: Orange Fury - 36
2: BIGFOOT Cruiser - 29
3: Smokey - 27
4: High Voltage - 25
5: Xbox BIGFOOT - 24
6: Left Overs - 23
7: Mr. X - 21
8: Rotten Apple - 19
9: King Kong III - 18
10: Kodiak - 17

Summer Racing FINALS – Pro Modified

1: Havoc - 28
2: Excaliber - 28
3: Fool's Gold - 28
4: Chaos - 22
5: Speed 2.0 - 21
6: Saigon Shaker - 20
7: Grave Digger - 19
8: Budweiser King - 19
9: Ragin' Orange - 18
10: Max D - 18

Summer Freestyle FINALS – Pro/Sport Modified

Pro Mod:
1: Chaos - 117
2: Grave Digger - 108
3: Excaliber - 102
4: Speed 2.0 - 96
Sport Mod:
1: BIGFOOT Cruiser: 129
2: Kodiak - 86
3: High Voltage - 84
4: Smokey - 70