| Modified Farm Tractors |
Class Rep: Derek Bruder
8000 lbs
1. Tech and rep decisions are final. Tractors may be inspected at any event.
2. Tractors must be inspected before the first pull and following any modifications or repairs. All vehicles must be
cubic inch tested and sealed before season or first appearance of vehicle. If seal is broken the vehicle will be
re-cubed before pulling again.
3. No grace pulls.
Engine:
Maximum Displacement:
8000 lbs Class: 410 CI Turbo Charged, 800 CI Naturally Aspirated
Permitted Fuel: Gas, Diesel, LP
Engine must be stock block for that model tractor with stock style head, intake and exhaust systems, excluding filter
and muffler. A manufacturer replacement engine is allowed but must be with the original style injection pump upon
approval of class. De-cubed motors are not permitted.
Injection pump must be OEM stock appearing for that model with no visible modifications. No P series injection
pumps. Oversize injectors and lines are permitted.
One turbocharger only allowed with stock footprint. The use of an adapter plate is permitted to reposition the charger
if necessary. The turbo must not be exposed. Turbo is limited to 2.75" inlet and 3' outlet as measured at the smallest
diameter in housings. No water cooled, ball bearing, variable geometry turbo permitted. No slugs, reducers, or
bushing permitted. Holes and slot are permitted.
The addition of one lift pump is allowed.
Tractor exhaust systems must be appointed straight up. Turbo tractors must have 2 Grade 53/8" bolts in the vertical
portion of the pipe installed at 90 degrees and within 1" of each other.
Gas and LP motors are permitted 1 carb. Carb updates and 4 barrel carbs are permitted. Electronic ignition is
permitted. No mechanical or electronic fuel injection on gas and LP motors.
Oil cooler eliminators are permitted. Inter / aftercooler are permitted if they came stock on tractor.
Aftermarket oil filter, oil filter housing, fuel filter, fuel filter housing are permitted. Aftermarket crossover pipes are
permitted.
If a steel fan is used engine side shields must be installed. Electric fans are recommended.
Electric water pump permitted.
Chassis:
No four wheel drive or dual wheels allowed.
Wide front axles only. No tricycles.
Tractors must have a hood, fenders, grill frame rails, transmission housing and rear end for that model tractor. Tires
and wheels may be changed. All components used must be in their original position. Manufactured front axles are
permitted. Stock wheel base is mandatory. Light weight front grills and floorboards are permitted. No aluminium
frame rails.
Maximum drawbar height is 20" to the top of the hitching device. Minimum drawbar length is 18" from the center of
the rear axle to the point of hook. (See general Rules - Vehicles). D-ring hitch made of 1" steel with 3" hole.
No weight behind the rear axle. Weights can be added to the rear wheel centers. All weights must be secured on
brackets and not on the platform..
Steel rims and centers permitted only. No aluminum rims front and rear. Single and double cut agricultural tires
permitted. No puller tires.
Safety Equipment:
Air shutoffs are required and a connection located at the rear centre of the tractor. When pulled it must limit the air
going into the intake of the tractor. Air shutoffs must be able to be engaged from the rear of the tractor and by the
operator of the tractor when sitting in the seat. A dump or bypass valve is mandatory between the fuel injection pump
and filter and operated by the driver while seated.
Wheelie bars are required. Bars must extend 2" beyond the edge of the rear tires. Stabilizer pads must be a
minimum of 24" from the outside of one to the outside of the other, a minimum of 23 sq in each and a maximum
height of 8" off the ground when parked on a flat surface. Vertical bars are to extend up from the rear edge of the
pad a minimum of 12" and are to be of equal strength material to the rest of the bars. Bars are to be capable of
supporting the tractors weight in the heaviest class entered. No wheels allowed.
All tractors must have a functioning seat belt and seat belt must be worn while hooked to the pulling sled.
Any power shift transmission with more then one shift (up and back i.e. Dual power) requires an approved scatter
blanket.
All tractors must have deadman throttle.
RPM Limit:
Maximum RPM is 3100. Tractors are to be equipped with a single magnet pickup installed on the engine front
balancer or on the flywheel and wired to the rear of the tractor. All tractors will have their senders connected to the
remote tachometer on the sled at every pull. If a vehicle reads over 3100 rpm a warning will be issued. If a vehicle
reads over 3200 rpm it will lose points for that event and receive last place prize money. Two offences over 3200
rpm will result in a minimum of 3 pull suspension determined by tech track official.
1. Tech and rep decisions are final. Tractors may be inspected at any event.
2. Tractors must be inspected before the first pull and following any modifications or repairs. All vehicles must be
cubic inch tested and sealed before season or first appearance of vehicle. If seal is broken the vehicle will be
re-cubed before pulling again.
3. No grace pulls.
Engine:
Maximum Displacement:
8000 lbs Class: 410 CI Turbo Charged, 800 CI Naturally Aspirated
Permitted Fuel: Gas, Diesel, LP
Engine must be stock block for that model tractor with stock style head, intake and exhaust systems, excluding filter
and muffler. A manufacturer replacement engine is allowed but must be with the original style injection pump upon
approval of class. De-cubed motors are not permitted.
Injection pump must be OEM stock appearing for that model with no visible modifications. No P series injection
pumps. Oversize injectors and lines are permitted.
One turbocharger only allowed with stock footprint. The use of an adapter plate is permitted to reposition the charger
if necessary. The turbo must not be exposed. Turbo is limited to 2.75" inlet and 3' outlet as measured at the smallest
diameter in housings. No water cooled, ball bearing, variable geometry turbo permitted. No slugs, reducers, or
bushing permitted. Holes and slot are permitted.
The addition of one lift pump is allowed.
Tractor exhaust systems must be appointed straight up. Turbo tractors must have 2 Grade 53/8" bolts in the vertical
portion of the pipe installed at 90 degrees and within 1" of each other.
Gas and LP motors are permitted 1 carb. Carb updates and 4 barrel carbs are permitted. Electronic ignition is
permitted. No mechanical or electronic fuel injection on gas and LP motors.
Oil cooler eliminators are permitted. Inter / aftercooler are permitted if they came stock on tractor.
Aftermarket oil filter, oil filter housing, fuel filter, fuel filter housing are permitted. Aftermarket crossover pipes are
permitted.
If a steel fan is used engine side shields must be installed. Electric fans are recommended.
Electric water pump permitted.
Chassis:
No four wheel drive or dual wheels allowed.
Wide front axles only. No tricycles.
Tractors must have a hood, fenders, grill frame rails, transmission housing and rear end for that model tractor. Tires
and wheels may be changed. All components used must be in their original position. Manufactured front axles are
permitted. Stock wheel base is mandatory. Light weight front grills and floorboards are permitted. No aluminium
frame rails.
Maximum drawbar height is 20" to the top of the hitching device. Minimum drawbar length is 18" from the center of
the rear axle to the point of hook. (See general Rules - Vehicles). D-ring hitch made of 1" steel with 3" hole.
No weight behind the rear axle. Weights can be added to the rear wheel centers. All weights must be secured on
brackets and not on the platform..
Steel rims and centers permitted only. No aluminum rims front and rear. Single and double cut agricultural tires
permitted. No puller tires.
Safety Equipment:
Air shutoffs are required and a connection located at the rear centre of the tractor. When pulled it must limit the air
going into the intake of the tractor. Air shutoffs must be able to be engaged from the rear of the tractor and by the
operator of the tractor when sitting in the seat. A dump or bypass valve is mandatory between the fuel injection pump
and filter and operated by the driver while seated.
Wheelie bars are required. Bars must extend 2" beyond the edge of the rear tires. Stabilizer pads must be a
minimum of 24" from the outside of one to the outside of the other, a minimum of 23 sq in each and a maximum
height of 8" off the ground when parked on a flat surface. Vertical bars are to extend up from the rear edge of the
pad a minimum of 12" and are to be of equal strength material to the rest of the bars. Bars are to be capable of
supporting the tractors weight in the heaviest class entered. No wheels allowed.
All tractors must have a functioning seat belt and seat belt must be worn while hooked to the pulling sled.
Any power shift transmission with more then one shift (up and back i.e. Dual power) requires an approved scatter
blanket.
All tractors must have deadman throttle.
RPM Limit:
Maximum RPM is 3100. Tractors are to be equipped with a single magnet pickup installed on the engine front
balancer or on the flywheel and wired to the rear of the tractor. All tractors will have their senders connected to the
remote tachometer on the sled at every pull. If a vehicle reads over 3100 rpm a warning will be issued. If a vehicle
reads over 3200 rpm it will lose points for that event and receive last place prize money. Two offences over 3200
rpm will result in a minimum of 3 pull suspension determined by tech track official.
| Hot Stock / Super Stock / 4 x 4 Modified / 2 Wheel Drive Modified / Pro Mod Diesel Single Engine Modified / Open Pro Stock / Modified Farm Tractors / ProStreet Diesel / Mini Mods / Multi Engine |
10,500 lbs
1. Tech and rep decisions are final. Tractors may be inspected at any event.
2. Tractors must be brought for inspection before first pull. All vehicles will be cubic inch tested and oil pan will be
sealed, if seal is broken vehicle will be re-cubed before it can pull again.
3. No grace pulls.
4. No four wheel drive or dual wheels allowed.
5. Maximum engine displacement is 540 CI. Engine must be stock block for that model tractor with stock style head,
intake and exhaust system, excluding filter and muffler.
6. Injection pump must be OEM stock appearing for that model with no visible modifications.
7. One turbocharger only allowed with stock footprint. The use of an adapter plate is permitted to reposition the
charger if necessary. The turbo must not be exposed. Engines up to 470 CI are limited in turbo size to 23/4" inlet and
31/2" outlet. Engines between 471 ci and 540 ci are limited to 21/4" inlet and 3" outlet as measured at the smallest
diameter in housings.
8. No water injection or mixing of fuels.
9. The addition of one lift pump is allowed.
10. If a steel fan is used engine side shields must be installed. (See Pro Stock rule 9) Electric fans are
recommended.
11. Tractor exhaust systems with no muffler must be pointed straight up. Turbo tractors must have 2 grade # 5 3/8"
bolts in the vertical portion of the pipe, installed at 90 degrees and within 1" of each other.
12. Tractors must have a hood, floorboards, fenders, grill, frame rails, transmission housing and rear end for that
model tractor. Tires and wheels may be changed. All components used must be in their original position.
13. Maximum drawbar height is 20" to the top of the hitching device. Minimum drawbar length is 18" from the center
of the rear axle to the point of hook. (See General Rules - Vehicles) D ring hitch made of 1" steel with 3" hole.
14. Maximum RPM is 3100. Tractors are to be equipped with a single magnet pickup installed on the engine front
balancer or on the flywheel and wired to the rear of the tractor. All tractors will have their senders connected to the
remote tachometer on the sled at every pull. Any reading over 3100 RPM will be given a warning. Any reading over
3200 RPM will result in a loss of points and prize money for the night.
15. No weights behind the rear axle. Weights can be added to the rear wheel centers. All weights must be secured
on brackets and not on the platform.
16. Air shutoffs are required and a connection located at the rear center of the tractor. When pulled it must limit the
air going into the intake of the tractor. Air shutoffs must be able to be engaged from the rear of the tractor and by the
operator of the tractor when sitting in the seat. A fuel shutoff must be installed and be able to be operated when in the
drivers seat.
17. Wide front axles only. No tricycles.
18. Wheelie bars are required. Bars must extend 2" beyond the edge of the rear tires. Stabilizer pad must be a
minimum of 24" from the outside of one to the outside of the other, a minimum of 24 sq in each and a maximum
height of 8" off the ground when parked on a flat surface. Vertical bars are to extend up from the rear edge of the pad
a minimum of 12" and are to be of equal strength material to the rest of the bars. Bars are to be capable of
supporting the tractor's weight in the heaviest class entered. No wheels allowed.
19. All tractors must have a functioning seat belt and a seat belt must be worn while hooked to the sled.
20. Any power shift transmission with more then one shift (up and back ex: dual power or TA) requires an approved
scatter blanket.
21. A driver must be in the seat while the tractor is running.
1. Tech and rep decisions are final. Tractors may be inspected at any event.
2. Tractors must be brought for inspection before first pull. All vehicles will be cubic inch tested and oil pan will be
sealed, if seal is broken vehicle will be re-cubed before it can pull again.
3. No grace pulls.
4. No four wheel drive or dual wheels allowed.
5. Maximum engine displacement is 540 CI. Engine must be stock block for that model tractor with stock style head,
intake and exhaust system, excluding filter and muffler.
6. Injection pump must be OEM stock appearing for that model with no visible modifications.
7. One turbocharger only allowed with stock footprint. The use of an adapter plate is permitted to reposition the
charger if necessary. The turbo must not be exposed. Engines up to 470 CI are limited in turbo size to 23/4" inlet and
31/2" outlet. Engines between 471 ci and 540 ci are limited to 21/4" inlet and 3" outlet as measured at the smallest
diameter in housings.
8. No water injection or mixing of fuels.
9. The addition of one lift pump is allowed.
10. If a steel fan is used engine side shields must be installed. (See Pro Stock rule 9) Electric fans are
recommended.
11. Tractor exhaust systems with no muffler must be pointed straight up. Turbo tractors must have 2 grade # 5 3/8"
bolts in the vertical portion of the pipe, installed at 90 degrees and within 1" of each other.
12. Tractors must have a hood, floorboards, fenders, grill, frame rails, transmission housing and rear end for that
model tractor. Tires and wheels may be changed. All components used must be in their original position.
13. Maximum drawbar height is 20" to the top of the hitching device. Minimum drawbar length is 18" from the center
of the rear axle to the point of hook. (See General Rules - Vehicles) D ring hitch made of 1" steel with 3" hole.
14. Maximum RPM is 3100. Tractors are to be equipped with a single magnet pickup installed on the engine front
balancer or on the flywheel and wired to the rear of the tractor. All tractors will have their senders connected to the
remote tachometer on the sled at every pull. Any reading over 3100 RPM will be given a warning. Any reading over
3200 RPM will result in a loss of points and prize money for the night.
15. No weights behind the rear axle. Weights can be added to the rear wheel centers. All weights must be secured
on brackets and not on the platform.
16. Air shutoffs are required and a connection located at the rear center of the tractor. When pulled it must limit the
air going into the intake of the tractor. Air shutoffs must be able to be engaged from the rear of the tractor and by the
operator of the tractor when sitting in the seat. A fuel shutoff must be installed and be able to be operated when in the
drivers seat.
17. Wide front axles only. No tricycles.
18. Wheelie bars are required. Bars must extend 2" beyond the edge of the rear tires. Stabilizer pad must be a
minimum of 24" from the outside of one to the outside of the other, a minimum of 24 sq in each and a maximum
height of 8" off the ground when parked on a flat surface. Vertical bars are to extend up from the rear edge of the pad
a minimum of 12" and are to be of equal strength material to the rest of the bars. Bars are to be capable of
supporting the tractor's weight in the heaviest class entered. No wheels allowed.
19. All tractors must have a functioning seat belt and a seat belt must be worn while hooked to the sled.
20. Any power shift transmission with more then one shift (up and back ex: dual power or TA) requires an approved
scatter blanket.
21. A driver must be in the seat while the tractor is running.