Ohio Garden Tractor Pullers Association
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Tractor Spec.'s
Tractor Spec.'s
| Category |
Stock | Mod./Stock | Stock Altered |
Pro Single |
Pro Twin |
Pro Diesel |
Outlaw |
| NQS Rules |
NQS Rules |
NQS Rules |
|||||
Kill Switch |
optional |
Yes/ign./pump |
Yes/ign./pump |
Yes/ign./pump |
Yes/ign./pump |
Yes(*) |
See additional tractor spec.'s |
| Wheelie Bars |
recommended |
yes |
yes |
yes |
yes |
yes | |
| Working Brakes |
yes |
yes | yes |
yes |
yes |
yes | |
| Reverse gear required |
yes |
yes |
No |
No |
No |
No | |
| Rear end type |
Factory |
Garden Tractor |
Garden Tractor |
Garden Tractor |
Garden Tractor |
Any type |
|
| Frames | Stock |
Stock |
Stock |
Any |
Any |
Stock or fab. |
|
| Hood and fenders |
yes |
yes |
yes |
yes |
yes |
yes |
|
| Shields | Yes/Stock |
Yes/Clutch |
Yes/NQS |
Yes/NQS |
Yes/NQS |
Yes(*) |
|
| Wheels | Stock |
Aluminum/Steel |
Aluminum/Steel |
Aluminum/Steel |
Aluminum/Steel |
Aluminum/Steel |
|
| Tire size Max. |
23x10.50x12 |
23x10.50x12 |
26x12x12 |
26x12x12 |
26x12x12 |
26x12x12 |
|
| Tire type |
agr./turf |
agr. no cuts |
agr./chevrons |
agr./chevrons |
agr./chevrons |
agr./chevrons |
|
| wheel base |
Stock |
56" may not move rear end |
52" |
56" |
56" |
72" | |
| Hitch height |
Stock* |
12" |
13" |
13" |
13" |
13" |
|
| Block | Stock |
Stock OEM |
Stock appearing |
Stock appearing |
Stock OEM |
Agricultural or industrial |
|
| Bore |
+.030 |
+.030 |
3.780/ 36.5 cu. |
50.5 cu. |
48 cu. |
100 cu. |
|
| Piston |
Stock/Flush |
Stock OEM |
Any |
Any |
Any |
Any |
|
| Crank | Stock |
Stock OEM |
3.25 stroke |
Any |
Any | Any |
|
| Cam |
Stock |
Stock OEM |
.330 lift max. |
Any |
Any |
Any |
|
| Valves |
Stock |
Stock |
1.380 |
Any |
Any |
Any |
|
| Head (s) |
Stock |
Stock appearing |
Billet or cast |
Billet |
Stock appearing |
Stock appearing |
|
| Head strap |
N/A |
No |
Recommended |
Recommended |
Recommended on flat head twins |
Yes 3/16" Steel cable(*) |
|
| Carburetor |
Stock |
stock appearing |
1.00" re-cast |
1.200" re-cast |
1.200" re-cast |
N/A |
|
| Carb.gasket |
Stock |
Stock |
Any |
Any |
Any | N/A |
|
| Carb.spacer |
No |
No |
1" max. |
Ram Tube OK |
3" max. |
N/A |
|
| fuel Pump |
No |
Mech. -Vac. - Elec.(*) |
Any | Any |
Any |
Any |
|
| Throttle | Stock |
Stock or Dead man |
Dead man |
Dead man |
Dead man |
Dead man |
|
| Ignition |
Stock |
Stock appearing |
Any |
Any |
Any |
N/A |
|
| Exhaust | Muffler or straight pipe |
90 degrees Vert. |
within 10 degrees of vert. |
within 10 degrees of vert. | within 10 degrees of vert. |
90 degrees Vert. |
|
| Flywheel | Stock |
Stock or Steel |
Steel |
Steel |
Steel |
Steel |
|
| External crank weight |
No |
Yes |
Yes |
Yes |
Yes |
Yes |
|
| Engine RPM's |
3,600 |
4,000 |
Unlimited |
Unlimited |
Unlimited |
Unlimited |
|
| Fuel | Pump gas |
pump or race |
C-12 |
C-12 |
C-12 | Diesel |
|
Hooks to Date
