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FIELD CLASS TRACTOR PULL
August 16 11 A.M.
Questions? Contact Dave Renslo (507)724-2766
Tractor Pulling Classes
Stock Farm (Dyno Classes)
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Hot Farm
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4500# 45 HP
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5500# Non-Turbo
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5500# 55 HP
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6500# Non-Turbo
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6500# 65 HP
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5500# Open
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7500# 75 HP
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6500# Open
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8500# 85 HP
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7500# Turbo
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9500# 95 HP
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8500# Turbo
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10500# 105 HP
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11500# Turbo
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12500# 125 HP
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12500# Turbo
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14500# 145 HP
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GENERAL PULLING RULES FOR ALL CLASSES
 50# grace on scale
 2 hooks per tractor per event
 Drawbar no higher than 20"
 No 3rd link to drawbar
 3" hole in clevis
 Driver must stay in seat while pulling
 Front weights must not exceed more than 24" from front casting of tractor
 Drawbar hitching hole cannot be closer than 18" from centerline of rear axle
 Weights must be clear of clevis and PTO shaft
STOCK FARM (DYNO CLASSES)
 No cut tires
 Any tire size allowed
 Must have working PTO
 No secondary or external injection system allowed
 Throttle level only - NO WIRES
 All tractors over 100 HP must dyno with 1000 RPM shaft
 Engine RPM limit at judges discretion
 Disqualified if you don't let the judges check tractor (open side shields, etc.)
 No grace on dyno
 No air conditioning on while on dyno
HOT FARM TRACTOR
 Must have steel flywheel
 Cut tires allowed
 Must have tip bars - pads no more than 10" off ground ---- 12" high sled bumper
 Must have kill switch
 Exhaust stack must face up
 No curved exhaust stacks
 Must have engine side shields
 Must have scatter blanket or 3/8" X 4" metal band around bellhousing
 Driver must wear helmet
 Tractors with factory blowers on - considered non-turbo
 Tractors with added on or belt driven blowers are considered turbo
RULES FOR SPECIFIC CLASSES
5500# & 6500# NON-TURBO
 Any tire size allowed
 No water or injection other than diesel
 No nitrous oxide
 No slipper clutch
 Stock frame and engine that fits in frame
 One ag carb - one barrel updraft
 No alcohol tractors
5500# & 6500# OPEN
 Same number of cylinders for make of tractor
 Only one power added source
Turbo or blower
Injection
Nitrous oxide
 Fire suit and extinguisher for alcohol tractors
7500# & 8500# TURBO
 Any tire size allowed
 Water injection only
 No nitrous oxide
 Slipper clutch allowed
 One small based turbo no bigger than 3" in and out
 No alcohol tractors
11500# & 12500# TURBO
 Any tire size allowed
 Water injection only
 Slipper clutch allowed
 One small based turbo no bigger than 3" in and out
 No alcohol tractors
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