OHIO MOD ROD PULLERS

Click here to edit subtitle

General Rules

To help make each and every pull a success several duties must be performed at each pull.Some of these duties include setup and tear down ,flagmen, sled operator,scale operator and hook up.

responsibilities of each are as follows:

*set up and tear down                        * track preparation

*scale setup                                  * PA system

* any other tasks as needed.

 FLAGMAN:

 -has complete control of the pull in progress                                        

 -decision in FINAL

 -two flagman are required in all classes one at the 50' and one at the end of the track. They are responsible for informing the driver if they did not go 50' and calling fouls.

 SLED OPERATOR:

 -must have a valid drivers license and 18 years of age

 SCALE OPERATOR:

 -check and record machine weight - includes fire suits and helmets as needed when weighing in. Weight allowance of +3# for all classes.

 -check hitch height and length

 HOOK-UP:

  -hook up person shall move to the 50' to flag as required for classes to ensure safety.

  -will do individual safety checks when the machine hooks to sled. Connects all kill switches at the time of hook.

 

 Club will decide at the event the use of the floating finish line when possible. This will be determined at the driver's meeting.

 Once hooked there is no substitution of tractors for that class.  If machine breaks before hooking you may pull with another machine.  Once hooked to the sled if breakage occurs there are no refunds of hook fee.

 Only two drivers per machine per class

 Pay out and distance goes to the driver not the machine

 Foot or hand throttles are acceptable but no wires, chains, string, or tarp straps

 When registering you will hand your entry form to the person at the table. You will roll the dice under observation of the table attendant.

 All participants and track help must sign a waiver.

 All participants under 18 must have a guardian's signature

 No machine can register prior to being checked by tech personnel.  Machine must be teched each pulling season and receive new tech tag.  After being "teched in" no changes can be made to the machine other than weight changes and minor adjustments.  If other changes beyond these are made a 2nd "tech check" will be required

 No nitrous oxide or pressurized gas in any class.  Electric fuel pumps are allowed but must be connected to the kill plug.

 Driver is considered disqualified when any part if the machine touches the boundary lines{except the first puller in a class} a foul cannot occur after the full pull line.

 Loss of weights or any parts from the machine will result in a disqualification

 Every puller has 2 minutes after the sled is in the staging position to hook and make first pull attempt

 First puller has the option of taking the pull or coming back last even if they foul

 Pullers have 2 attemps to move the sled if the 1st attempt does not exceed the 50' line and did not foul {except the 1st puller} your 2nd attempt must be taken within 2 minutes after the sled returns.  The machine can not leave the track before the 2nd attept.  Two machines must pull prior to restarting a class.  Sled operator will have final decision in restart.  In restart, first 2 machines will drop to the end of the class and the next puller in line begins the class over. In a restart, first person to pull has 2 attempts.

 Two riders on the same machine may drop positions to separate. Line -up placement will be delegated by the table attendant.

 In a pull-off you have only 1 attempt to move the sled. When more than one person fouls in a pull-off the money for those positions will be added together and split between those fouling.

 Machines permitted to exhibition pull must pay a hook fee but are not eligible for a pay out.  It must meet all safety requirements to exhibition pull! It must be teched prior to pulling.

 No alcohol in any garden tractor class. except in pro-stock class.

SAFETY RULES

 As we all know,safety has no quitting time,so the following safety rules must always be followed with no exceptions for anyone.

  NO ALCOHOLIC BEVERAGES! Any driver drinking before or during a pull will not be permitted to pull.

 All drivers must attend the drivers meeting prior to each pull.  Drivers are responsible for knowing the contents of each drivers meeting.

 All drivers must be astride of the seat, one hand on steering wheel or handle bars, and in complete control of the machine at all times.

 Drivers must watch the flagman at all times to ensure safety of all

 Sled operator and/or flagman reserve the right to stop the pull at anytime they feel an unsafe condition exists and will issue another pull.  Pull must be taken immediately.

 All machines must have a kill switch {or cable for diesels only} which is easily accessible by track personnel. Kill switches must have 1 1/2" key ring for easy hook up. No zip ties allowed.

 All guards, shields, and rear fenders must be in place. Fenders will be placed over the rear tires and cover 1/4 of tire.

 All drivers must wear a DOT approved helmet which fastens under the chin.

 Long pants, trousers, or sweatpants are required. No shorts or sandals.  Shoes must be tied. Fire suits required for alcohol tractor.

 NO UNSAFE ACTS OR UNSPORTSMANLIKE CONDUCT WILL BE TOLERATED ON THE TRACK OR IN THE PITS {I.E SPEEDING} DRIVER WILL BE DISQUALIFIED AND ASKED TO LEAVE. NO REFUNDS WILL BE ISSUED.

 All drivers must be on the seat at all times while engine is running.

 HITCHES AND WHEELIE BARS:

 Hitches must have an eyelet that is parallel to the ground. Maximum hitch height from top of the hitch to the ground is 13" for all classes. Maximum hitch length from center of rear axle to inside where the chain hooks shall be 18".  A 1 1/2" or fit freely in the hole is required for hook.

 Wheelie bars must be functional on all machines for every class.  They must extend 5"-6" beyond tire and 5" high maximum to point of contact.

 All machines must have steel fly wheels, with the exception of lawn stock.

 Mini-rods must have factory  or S.F.I. approved flywheel

 Fuel density is to measure .750

 No dual tires, studs, chains on tires allowed

 No wheel weights  on  mini-rods.

PROTESTS

 In the event of a protest it is necessary to do the following:

 Submit protest in writing immediately {with $50 deposit for all classes except mini-rods and twins which are $100} after the class has been pulled and prior to the next class pulling.  Forms must be submitted to the pay off person.

 You must pull the class which you are protesting

 The tech committee will perform the inspection and determine if it is legal. Inspections will be conducted at the end of the day's event. If found illegal distance and money will be forfeited for the day.

 A driver can deny the inspection, but will be considered illegal and must be proven legal prior to any further competition.

 Once protested machine must stay in the staging area throughout the entire event.

 If machine returns to pit or trailer it will be assumed that the machine is illegal and must be proven legal prior to any further competition

 In the event of an inspection, no payout will be issued on those classes until the inspection is completed

 Tech committee has the right to retech randomly any and all machines

 Tech committees cannot tech their own machine, or participate in tear down of their own machine

 Driver and/or owner is permitted to be present during teardown.

 

 

 

 

 

 

 

 

 

Youth Lawn Stock Tractors

 All general rules and safety rules apply

 Tractor must retain stock chassis, axle location and drive line. No changes to the chassis except for the addition of weight brackets, wheelie bars, and hitches

 Stock engine 0-14hp flat head single cylinder engine.  No porting, polishing, decking the block or head shaving.  3600 RPM with working governors. RPM's will be checked prior to pulling that day.  The engine must contain the following stock components: block, head, head gaskets, camshaft, lifters, valves and valve springs, retainers, breather assembly, crankshaft, rod, piston, carburetor {must have choke plate installed}, air cleaner, and filter, gaskets, flywheel, points, condenser, coil, starter and fuel pump {if installed} No velocity stacks. {.030 clean up on the bore is allowed}

 Maximum tire size is 23x10.50x12. No cut tires

 Weight and brackets will be measured from the center of the rear axle forward and cannot exceed 84".  They cannot exceed 18" back from center of the rear axle and 12" out from the side walls of the tires. Total length of the tractor including weights and brackets cannot exceed 102".  Total width cannot exceed 79"

 Wheelie bars and break away switch are mandatory

 No diesels or two stroke engines

 Must have fenders, stock like appearance

 No width modifications to rims

 No foot throttles

 Maximum fuel density is .750

 Must have stock muffler in stock location/no header pipe located above the hood with a muffler installed on top

 No locked rear ends permitted

 Age limit is 4 to 13

 Only one guardian is allowed on the track to help the tractor get started and must remain beside the machine until the forward motion of the machine stops. The guardian may stop the machine if a safety issue arises.  The driver's hook is completed at that time unless it is the driver's first attempt and they have not passed the 35' mark on the track.  At this time they will receive their second attempt.

  Classes offered: 0-14 hp    850 lbs.    0-14 hp    950 lbs   0-14 hp  1050 lbs.

 

Mod Stock Tractors

 All general rules and safety rules apply.

 Single engine and single cylinder flathead only.  No overhead valves.  No ram tubes between block and carburetor.  May have 1"spacer.  No stroke kits.  No deisels, 2 stroke or twin cylinder engines.

 Wheelbase must be within 6" of factory specifications but no more than 60"

 Machine must have garden tractor rear ends. Locked rear ends are premitted.

 Machine must run factory looking hood and grill

 Engine must retain stock camshaft and stock size valves.  Valve head to be 1.375 for both intake and exhaust or smaller.

 Unlimited RPM

 Kohler cam specs: +.0100 {see chart}

 Factory engine specification will be final on all motors

 Fuel tanks can be relocated. No pressurized tanks.

 Velocity stacks are allowed

 Must have shields and guards over belts and chains.  No loose belts.  Scatter shield must be installed opposite cam of the motor.

 No aftermarket blocks allowed

 Machine must have the stock stroke and stock bore.  .030 clean up on bore is allowed.

 Carburetor bore size cannot exceed 1" venture and bolts to the block.  Only one carburetor is permitted

 Kohler engine must have Kohler carburetor. Briggs engine must have Briggs carburetor, etc.

 One spark plug in the stock location on the head. Billet head plates permitted.

 Porting and polishing is permitted

 Steel flywheels are mandatory!

 Weight and brackets will be measured from the center of the rear axle forward and cannot exceed 84".  They cannot exceed 18" back from the center of the rear axle and 12" out from the side walls of the tire.  Total length of the tractor including weights and brackets cannot exceed 102".  Total width cannot exceed 79"

 Maximum tire size is 23x10.50x12.   Cut tires allowed

  Classes offered:  0-14 hp   950 lbs               0-14   1050 lbs

 

Pro Stock

 All general rules and safety rules apply

 Single engine and single cylinder flatheads only.  No onverhead valves.  May have ram tubes or spacers between block and carburetor.  No diesels, 2 stroke or twin cylinder engines.

 Wheelbase must be within 6" of factory specifications but no more than 60"

 Machine must have garden tractor rear end.  Locked rear ends are premitted.

 Machine must run factory looking hood and grill

 Engine may have unlimited camshaft and unlimited valves

 Unlimited RPM

 Fuel tanks can be relocated. no pressurized tanks. alcohol or gas

 Velocity stacks are allowed

 Must have shield and guards over belts and chains.  No loose belts.  Scatter shield must be installed opposite cam of the motor.  Thickness of shields needs to be 3/16th" steel or 1/4" aluminum

 No aftermarket blocks premitted

 Carburetor bore size cannot exceed 1.200" venture.  Only one carburetor is permitted.

 Kohler engine must have Kohler carburetor. Briggs engine must have Briggs carburetor, etc.

 One spark plug in the head.  Billet heads and plates are permitted.  Head strap mandatory.  1/2" steel or 3/4" aluminum

 Porting and polishing is premitted

 Steel flywheels are mandatory

 Weight and brackets will be measured from the center of rear axle forward and cannot exceed 84".  They cannot exceed 18" back from the center of the rear axle and 12" out from the side walls of the tires.  Total length of the tractor including weights and brackets cannot exceed 102".  Total width cannot exceed 79"

 Maximum tire size is 26x12x12

 Classes offered:   0-16hp  1000lbs                0-16hp   1100lbs.

Twin Rules

 All general and safety rules apply.

 Over all length 7ft. from center of axle to farthest point forward

 Wheelbase is 56"

 Engines must be commercially available garden type engines

 Four-cycle 0-25 hp maximum engine

 Engine may have unlimited camshaft and unlimited valves

 Maximum tire size 26x12x12

 No alcohol, gasoline only

 Carburetors are to be engine manufactures type.{ Kohler on Kohler} with maximum venture of 1.200.  Limited to one carburetor

 No recast heads

 Valve cover spacers permitted

 Must have tractor type rear end, locking permitted

 Factory intakes only, porting permitted.  Flatheads may run homemade intakes

 Must have factory looking hood and grill

 Velocity stock permitted

 2" spacer between carburetor and intake permitted

 No tube chassis

 Classes offered:    1050 lbs.              1100lbs

 

Mini-Rod Classes

 All general rules and safety rules apply

 Weights and brackets will be measured from center of rear axle forward and cannot exceed 96"

 Maximum length of rear brackets or weights is 18" measured from center of rear axle

 Maximum width of mini-rod is 72"

 Mini-rods may run alcohol, but not nitrous oxide

 Drivers using alcohol fuel must wear a fire suit and track personnel must be notified

 All classes must run a factory  or SFI approved flywheel.

 No driver under 13 years of age is permitted

     Classes Offered

 Class 1 1100 lbs.- gas or diesel, 1200 cc and 26x12x12 tire max.

 Class 2 1250 lbs. - gas or diesel,1500 cc and 26x12x12 tire max.

 Class 3 1350 lbs. - gas or diesel.1500 and 26x12x12 tire max. {new class}

 Class 4  1350 lbs. - gas or diesel,unlimited cc and 34" tire max. V8's limited to small block naturally aspirated single 850 cfm carb. 4 and 6 cylinders may run single turbo or supercharger. 4 cylinders may also be fuel- injected.

 Class 5 1450 lbs. - gas or diesel unlimited cc and 34" tire max.  V8's limited to small block naturally aspirated single 850 cfm carb. 4 and 6 cylinders may run single turbo or supercharger. 4 cylinders may also be fuel- injected.

 Class 6 1550 lbs. naturally aspirated gas automotive style 4 cylinder,2.5 liter or smaller with factory head,block,and cast intake.Internal modifications allowed.Single down draft two barrel carburetor no larger than 500 cfm. 26x12x12 tire max.

 Class 7 1550 lbs - gas or diesel,unlimited cc and 34' tire max.  V 8's limited to small block naturally aspirated single 850 cfm carb. 4 and 6 cylinders may run single turbo or supercharger. 4 cylinders may also be fuel-injected.

  Class 8 1650 lbs. naturally aspirated automotive style 4 cylinder 2.5 liter or smaller with factory head,block,and cast intake. Internal modifications allowed.Singel down draft two barrel carburetor no longer that 500 cfm. Max tire size 26x12x12 only

 Class 9 1650 lbs.-gas or diesel,unlimited cc cns 34" tire max. V8's limited to small block naturally aspirated single 850 cfm carb. 4 and 6 cylinders may run single turbo or supercharger. Diesel with 2.5 liter or smaller are allowed to run twin turbo setup. 4 cylinders may also be fuel-injected,

  Class 10 1750 lbs.- gas or diesel, unlimited cc and 34" tire max. V8's limited to small block naturally aspirated single 850 cfm carb. 4 and 6 cylinders may run single turbo or supercharger, 4 cylinders may also be fuel- injected. Diesel with 2.5 liter or smaller are allowed to run twin turbo setup

   Class 11 1850 lbs. - gas or diesel, unlimited cc and 34" tire max.  V8's limited to small block naturally aspirated single 850 cfm carb. 4 and 6 cylinders may run single turbo or supercharger. 4 cylinders may also be fuel-injected. Diesel with 2.5 liter or smaller are allowed to run twin turbo setup.