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The 2010 Antique Tractor Pull
Rules & Guidelines
Division I is designed for beginning pullers and show tractors and is used to promote stock pulling. Classes: 2600, 3100, 3600, 4100, 4600, 5100, 5600, 6100, 6600, 7100, 7600, 8100, 8600, 9600, 10600, 11600, 12600, 13600 Engine - Stock block, naturally aspirated. Exceptions: Oliver 99 GM, etc. Stock head manifold, and carburetor (by part number). Manifolds are to be replacement manufactured parts accepted for that make & model tractor. Stock engine parts only, parts not in parts book or replacements parts book for that specific tractor cannot be used. Exceptions: Distributors and Alternators can be used on Antique tractors. No electronic ignition or KN type air filters. Maximum Tire Size - 0-4600# 170 sq. in. max; 4601-600# 229 sq. in. max.; 6601-8600# 300 sq. in. max; 9600-11600# No tire limit. No cut tires, no steel wheels, no shifting, no duals, no radial tires, rims & wheels must be OEM Speed - first gear, 3 mph max. speed. Weights - can be wheel weights or hanging weights Drawbar height can be 20'. 16" is recommended up to 5600 lbs.
Division II is designed for competitive Pullers with modified tractors, piston kits, (over bored cylinders), etc. Classes: 2600, 3100, 3600, 4100, 4600, 5100, 5600, 6100, 6600, 7100, 7600, 8100, 8600, 9600, 10600, 11600, 12600, 13600 Engine - Stock block, naturally aspirated. Exceptions: Oliver 99 GM, etc. Modified head, manifold, & carburetor, electronic ignition, etc. Straight exhaust pipe allowed, air filter must be used, may be any type. 10% over rpms. Maximum tire size - 0-4600# 170 sq. in. max; 6601-8600# 300 sq. in. max; 9600-11600# no tire limit; See tire size chart below, no steel wheels, no cut tires, no duals, no radial tires, no shifting, wheelie bars are recommended. Speed - 1st or 2nd gear - 5 mph max. speed Weights - wheel weights or hanging weights. Tire Sizes: 0-3600# Class - max 130 sq. in.; 11.2 x 38 - 120 sq.in.; 11.2 x 36 - 115 sq.in.; 12.4 x 28 - 126 sq.in.; 13.6 x 24 - 130 sq.in. 3601-4600# Class - max 145sq.in.; 12.4 x 38 - 140 sq.in.; 12.4 x 36 - 135 sq.in.; 13.6 x 28 - 145 sq.in; 14.9 x 26 - 144 sq.in. 4501-5600# Class - max 170 sq.in.; 13.6 x 38 - 168 sq.in.; 14.9 x 28 - 170 sq.in. 5601-6600# Class - max 229 sq.in.; 14.9 x 38 - 200 sq.in.; 15.5 x 38 - 189 sq.in.; 16.9 x 34 - 229 sq.in. 6601-7600# Class - max 284 sq.in.; 18.4 x 34 - 284 sq.in; 16.9 x 38 - 252 sq.in ; 18.4 x 28 - 250 sq.in. 7601-13,600# Class - max 300 sq.in; 18.4 x 38 - 300 sq.in. 9600-13600 No tire limit
Division III is designed for modified & stroked Engines Classes: 3100, 3600, 4100, 4600, 5100, 5600, 6100, 6600, 7100, 7600, 8100, 8600, 9600, 10600, 11600, 12600, 13600 Tractors manufactured to use diesel fuel only cannot be converted to gas or LP. Tractors must be naturally aspirated. No turbos or blowers - except Oliver 99 GM, etc. Tractors must have stock engine, frames, transmissions, rear end & axle housings or manufacturer’s replacement. Stock heads & their replacements are to remain unchanged in outside appearance. No 7 bolt main blocks in Olivers, no (12) port heads, no 1600 series heads. AC-WC/WD/WD45 can use D-17 engine, IH- H, 350; M, 450. JD - A/B/G can use power blocks, No M-M 800 heads or blocks. Dual exhaust allowed. RPMs allowed 25% over. All tractors to have positive throttle stops with a working governor in the stock location. Enhanced electrical systems permitted in all classes. Maximum tire size 18.4 x 38; any rim width. No radial tires. No steel wheels. Two-wheel drive only. No duals. Any cuts allowed on tires. Wheelie bars are mandatory Speed not over 7 mph in any gear. No shifting of TA’s. 7 mph max. speed.
Division IV and V tractors can pull Exhibition Only. Div. IV & V rules available at sign-in table. Local Farm Tractors can pull if they meet sled operators requirements. | ||||
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