I-90 Karting Speedway Faribault County Fairgrounds P.O. Box 144  Blue Earth, MN 56013
2008 classes
(Open tire rule in all classes)
Putt-Putt ages 6-8 Jr Sportsman ages 7-11 Jr 1 ages 8-11   Jr 2 ages 12-15 Stock Medium & Heavy ages 16 +   Animal Class (limited stock) ages 16+   EMAIL ANY ? ABOUT CLASSES TO  i-90speedway@hotmail.com
2008 Putt-Putt Rules
· 6&7 years of age and first time 8 year eight year olds                    · Open tire rule                    · Box Stock 5Hp Briggs motor run on  gas no additives                    . No disc Clutches allowed                    · Purple restrictor is required                    · I.K.F. muffler required/ and safety Wired as per I.K.F.                    · Safety equipment is the same as I.K.F. rules                    · Racers start from a standing still start                    · 6 lap heat race, and 10 lap feature                    · Promote sportsmanship and friendship                    · This is a basic skills and learning class only                    · Seat time is the only goal in this class.                    · 2007 gear rule: 16 tooth clutch driver only                with a rear gear of 55t 56t or 57t     Putt-Putt feature winner by mid-season have the option of starting at the rear of the Jr. Sportsman feature without changing their putt-putt status for that event Trophies for all participants weekly in the Putt Putt class

2008 Jr Sportsman/Jr gas rules

Age: 7-11   235 LBS.
 5 hp Briggs must pass tech per I.K.F. 2008 gas class rules
found in  2008 I.K.F. tech manuel
blue restrictor horstman .425 per I.K.F.
8 lap heats, and 14 lap Feature
Gas only No fuel additives

trophies to top 5 in feature    

2008 Animal Limited Stock

New rules in Red

• Stock Stroke, Max 2.215

• Flat Top Piston + .035 Over Maximum

• I.K.F. & WKA Pop up spec. of +.010 piston protrusion max (hot)

• Head, min. depth min .011 to flat step .319 between valves

• Head Gasket thickness min. .050 a gasket, shim or second gasket may be added to make up for too much pop-up or excessively milled head

• Engine, Briggs animal or 6.5 HP Intek

• Flywheel, no 3hp, stock dia. any make min. weight 4.5lbs,Gen 5 ok

• Valve springs no restrictions

• Valves, stock size in 1.070 ex .950 max head size OEM "No Stainless steal"

• Rocker Arms, OEM stock stamped steel (no roller rockers)

Cylinder head, may be ported and polished no port welding or epoxy reshaping allowed chamber must remain untouched for tech

• Welding for repair only on block head or other

• Block OEM animal or intek must appear stock welding for repair only

• Crankshaft, OEM engine may be balanced (no lightening allowed)

• Side cover, aftermarket allowed

• Camshaft, cast only .312 max valve lift

• Lifter Push rods, aftermarket Legal

• Coil, Animal or raptor

• Intake, OEM Briggs Animal intake "Only". Pulse fitting for fuel pump may be added

Carburetor, animal carb (only) must appear stock on outside may remove choke some porting allowed barrel and top cap must remain unaltered no shimming up top cap both subject to tech barrel 1.220 long .670 diameter top cap .200 thick +-.005

• Fuel, Alcohol only (no additives) must be clear

• Min. weight kart & driver 370 lbs

• Ages 16 and up

2008 IKF Classes (rules per IKF)

                                FLATHEADS                                     

              JR. 1 ages 8-11 250lbs                  

                                 JR. 2 ages 12-15 300lbs                                      

                            Stock Medium ages 16+ 345 lbs                              

Stock Heavy ages 16+ 370 lbs   

ANIMAL 

 JR. 1 Animal Heavy ages 8-11  270lbs   

 JR. 2 Animal Heavy ages 12-15  330lbs

      Stock Animal Heavy ages 16+ 370lbs                                                                

 2008 Rules and Local Options

Race Procedure

1) I-90 Speedway is governed by all I.K.F. Rules except for local options the speedway board may change modify or cancel any race, class or rule during the season in order to keep a competitive balance.

2) Each kart must have a number on both sides front and rear numbers are to be on a white panel with a black #  if your # can't be read you will not be scored, # are on a first come first serve basis.... kart # is locked in for season with membership !!!

3) Engine Protest is $150 cash given to the pit stewart before the kart that is protesting leaves the hot grid by scale after feature race, if karts engine is found legal the protested kart keeps $125 tech man gets $25, if the engine is not legal the kart that did the protest gets a $125 back and tech man still gets $25 

4) Need to have 4 or more karts to have a class

5) Classes will run 2-8 lap heats and 14 lap features putt-putt class will be 6 & 10 laps

6) A Rolled Black Flag is a warning!

7) Starting position is drawn for at sign in. Second heat to be inverted.

8) Features are a heads up start from heat points.

9) Ties revert back to the draw at sign in.

10) If you don't make weight you are DQ'ed, Last place points are awarded, racer must take the green flag to receive points for that race. If you are found to have illegal parts or fuel you will be DQ'ed 1st time you will receive last place points, 2nd time you will receive no points.

11) Top 3 karts in feature are to report to the tech area after race for post race tech inspection, tech official may require inspection of any component at any time.

12) Two unassisted yellows in each race that kart will be black flagged. Flagman's decision is final!

13) Re-starting.... you will be allowed one time to restart the engine  if it kills second time you need to pull off the track

Decisions of the flagman are final and can not be protested !!!

Safety

1) No alcoholic beverages  during the races.

2) The driver must wear approved helmets (I.K.F. Rules), gloves , neck collar, jacket, shoes,  Putt-Putt, JR sportsman & JR 1 must wear a IKF approved chest protector

3) Each racer must have a fire extinguisher and adequate first aid kit .

3) Chassis will be safety checked before racing has started.

4) Any driver purposely placing another driver in danger will be DQ'ed our race track has a exceptional safety record and we intend to keep it that way (decision of the flagman is final!)

5) Expect suspension for verbal or physical abuse of track officials....... any ? will be dealt with after all races are complete !!!!!!

6) Tire Prep tires must be clean and dry at the hot grid area

2008 Points system

Heats: 25, 24, 23, 22, 21, 20 ETC.

Features:  50, 45, 41, 38, 36, 34, 33, 32, 31 ETC.

**Racers may use a sub driver points go to kart **

                                                                 Rain-Out Policy

   Once hot laps start all drivers signed in will be awarded 100 points for  showing up in case of a rain-out,  if all heat races are complete it will be considered a complete race and awards and points will be based on feature lineups if we rain out before heats are complete your enter fee will be applied to our next race NO REFUNDS WILL BE GIVEN !