FORT WAYNE, INDIANA

 

1/10^th mile paved oval and NEW 1/8^th mile high-banked dirt oval

 

Office: (260) 478-7223

Website: www.baerfieldspeedway.net     E-mail: tomisch@baerfieldspeedway.net

 

Race Day: Friday (1/10^th mile pavement) - Gates: 5:00 pm; Practice: 6-7:15 pm; Racing: 8:00 pm

Race Day: Sunday (1/8^th mile dirt) - Gates: 1:00 pm; Practice: 2:15-4:15 pm; Racing: 5:00 pm

Wednesday practice (dirt ONLY): 5:00 pm–dark - $10 per person

Thursday practice (pavement ONLY): 5:00 pm–dark - $10 per person

 

Sat. May 7 & Sun, May 29: (1/8^th mile dirt) - Gates: 11:00 am; Practice: 1:00-3:15 pm; Racing: 4:00 pm

Saturday, August 27: (1/8^th mile dirt) - Gates: 2:00 pm; Practice: 4:00-6:15 pm; Racing: 7:00 pm

 

 

 

 

We will strive to provide a fair and family-oriented facility for the racers. The following rules are an attempt to have some standard guidelines in force for kart racing at Baer Field Speedway. It is our intention to do our best to enforce these established rules as written. This is a family-friendly facility and any inappropriate words and/or actions will not be tolerated! Track management reserves the right to allow or disallow any driver from race competition that refuses to respect these rules.

 

RULE #1:  COMMON SENSE MAKES FOR GOOD, FUN RACING!!

 

CLASSES OF COMPETITION

Changes are in RED

MINIMUM THREE KARTS PER CLASS OR MAY NOT RUN!

 

Briggs Heavy: 15+ years of age; 375 pound minimum; Briggs only, no Animals.

Briggs Medium: 15+ years of age; 350 pound minimum; Briggs only, no Animals.

Briggs Super Heavy: 15 & up; 400 pound minimum (driver 200 pound minimum); Briggs only, no Animals.

Briggs Masters: 35 & up; 375 pound minimum; Briggs only, no Animals.

Briggs Lite: 12-16 years of age; 325 pound minimum; Briggs only, no Animals.

Briggs Junior: 10-14 years of age; 300 pound minimum; gold restrictor plate; Briggs only, no Animals.

Briggs Junior Lite: 8-12 years of age; 275 pound minimum; blue restrictor plate; Briggs only, no Animals.
Briggs Rookie: 6-10 years of age; 250 pound minimum; purple restrictor plate; Briggs only, no Animals.

Animal: 15+ years of age; 375 pound minimum; unrestricted.

Senior Champ: 14+ years of age; 410 pound minimum; Briggs or Animal .312, 3-hole gold restrictor plate.

Junior Champ: 12-15 years of age; 360 pound minimum; Briggs or Animal .312, 3-hole gold restrictor plate. Sportsman Champ: 8-13 years of age; 315 pound minimum; Briggs or Animal blue restrictor plate.

Yamaha 100cc: 15 and up; 350 pound minimum.

Opens: 15+ years of age; alcohol or gas only!

Econo Senior: 13-up years of age; 360 pound minimum. 13-14 year olds, 3 years exp. min. (See Econo rules)

Econo Junior: 10-15 years of age; 300 pound minimum; gold restrictor plate. (See Econo rules)

Econo Rookie: 4-12 years of age; 250 pound minimum; purple restrictor plate. (See Econo rules)

Clone Heavy: 15 + years; 370 pound minimum; blue, yellow or black engines. (See AKRA Clone rules)

Clone Lite: 15+ years; 330* pound minimum; blue, yellow or black engines. (See AKRA Clone rules)

Clone Super Heavy: 15 + years; 400 pound min (driver 200#); blue, yellow or black engines. (See AKRA Clone rules)

Clone Masters: 35 & up; 370 pound minimum; blue, yellow or black engines. (See AKRA Clone rules)

Kid Karts: 4-7 years of age; gas only!

Any and all weights may be changed during the season with prior advance notice to the go-kart racing teams.

MINIMUM THREE KARTS PER CLASS OR MAY NOT RUN!

Classes may be added or deleted at Speedway’s discretion.

CREATE A CLASS! - three-or-more Karts, minimum (IE: Animal Junior, etc.)

 

DRAWS/ENTRY FEES

Briggs Junior Lite; Briggs Rookie, Sportsman Champ; Econo Junior; and Econo Rookie: $15 entry - 70% Payback

Kid Karts: $5 entry – trophy class

All other classes: $25 draw and 70% payback (except for special events)

 

TIRES

TIRES (pavement): Champs: Burris SS44/55 or M15 tires ONLY! Open tire rule for all other classes.

TIRES (dirt): Burris tires; slicks only; any compound.

 

Engine, Chassis & Bodywork Specs: Per WKA Tech Manual. Numbers need to be of CONTRASTING colors (black on white and block numbers preferred). If number can’t be read and you get scored wrong, it’s YOUR fault!

 

Illegal Equipment: Driver will lose all points and awards for that event with the possibility of being fined money and/or additional Loss of points at the discretion of track officials. Continued offenses may result in further loss of points and/or suspension from competition.

 

Safety Inspection: It is the responsibility of the driver to have his/her kart and helmet safety inspected before their first session of hot laps. If approved, a track official will affix an annual safety inspection sticker to the kart. Only safety-approved karts are allowed to enter the track. Arm restraints are MANDITORY in all Champ classes!

 

ECONO CLASS BRIGGS & STRATTON  5 H.P. BOX STOCK ENGINE RULES

This is a BOX STOCK class! Stock 5HP Briggs as supplied by the manufacturer with all OEM parts. Overbore of .035 Raptor 3 Piston allowed. Fuel, any pump gas. No racing gas or any additives. Oil, any type oil may be used. No additives. Camshaft must be stock Briggs cam with broch marks visible. No ground cams. Carb, stock Briggs carb #397135 or #555129 are allowed. Carb cannot be altered in any manner. Holes left in carb after choke removal must be plugged and plugging cannot protrude into air horn area. Metering holes CANNOT be touched. Stock jet must be used and may be .034-.039 hole size allowed. The slide choke style carb not allowed. No drilling of holes anywhere in carb. Diaphragm and spring installed as supplied from factory. Cover plate cannot be touched. Pick-up tubes must remain stock, screens may be on or off. Felt or foam washer must be on throttle shaft. Stop arm on shaft not tech item. Remainder of throttle shaft must remain unaltered. No reworking to enhance performance allowed. Timing, Stock unaltered flywheel (6 lb. 4 oz. minimum) weight with stock flywheel timing key in place and unaltered. Camshaft and crankshaft timing marks must be lined up. Heads, stock as shipped from factory, no machining, polishing. HEADS ARE TO REMAIN UNTOUCHED. Piston, stock OEM only may use up to .035 Raptor 3 piston. Rods, stock no undersizes, nylon dippers allowed. No billet rods allowed. Crankshaft, stock OEM, no undersize allowed, may be clearanced to minimum .775 for bearing removal. Valves, must be stock Briggs valves. Springs/Lifters, Stock as shipped from factory. Blocks, No machine work or porting allowed, cannot be touched except to bore cylinder. Piston/Deck Clearance must not exceed .005 pop-up above top of the block. Valve breather must be stock. Gaskets, Head gasket must be stock Briggs no less than .043 thick. Other gaskets can be stock or aftermarket but must be of same size and material as stock gaskets. Ignition, stock Briggs coil must pass Ohms tests min. 2000 max. 5000 ohms. Air filter, WKA approved aftermarket filter adaptor and filters allowed. Drum style clutches only. NO DISK CLUTCH ALLOWED.

ECONO CLASS CLUTCH CLAIM - $30.00

 

Clone Rules – AKRA Box Stock

* = Clone Heavy & Clone Lite – MINIMUM of four (4) karts per class or will run COMBINED at 360 pound min.

 

2011 AKRA Box Stock/6.5 Clone

Class Structure

Participant ages are determined as of January 1st.

CLONE HEAVY - Age 15 years & up – 370* lbs. – 87 Octane Gas Only – Approved engine: Any 6.5 BS Clone Style Engine OHV only, with AKRA approved Exhaust System. Stamped steel drum shoe type clutches only.

CLONE LITE - Age 15 years & up – 330* lbs. – 87 Octane Gas Only – Approved engine: Any 6.5 BS Clone Style Engine OHV only, with AKRA approved Exhaust System. Stamped steel drum shoe type clutches only.

CLONE SUPER HEAVY - Age 15 years & up – 400 lbs. (driver 200#) – 87 Octane Gas Only – Approved engine: Any 6.5 BS Clone Style Engine OHV only, with AKRA approved Exhaust System. Stamped steel drum shoe type clutches only.

CLONE MASTERS - Age 35 years & up – 375 lbs. – 87 Octane Gas Only – Approved engine: Any 6.5 BS Clone Style Engine OHV only, with AKRA approved Exhaust System. Stamped steel drum shoe type clutches only.

 

* = Clone and Clone Lite – MINIMUM of four (4) karts per class or will run COMBINED at 360 pound min.

 

ENGINE SPECIFIC TECH SHEET FOR: BOX STOCK 6.5 OHV

Description: Single cylinder, 2 valve, OHV 4 cycle
Important Note: All parts must be Box Stock factory production parts unless otherwise specified in this rules manual. No machining or alteration of parts is allowed unless specifically noted. All parts will be subject to a comparison to a known Box Stock part (when performing a "stock part" comparison check it is recommended to use a + /- .005” tolerance). Engine will be teched as raced. There will also be a $200 claiming rule in place for this engine. Refusing to accept the claimer will result in immediate disqualification of competitor along with forfeiture of any points earned to date in class. Competitor will also not be allowed to compete any longer in that class. No aftermarket coatings of any type are permitted on any part of the engine (exception Blower Housing and Shrouds).

Combustion chamber volume: 26.5 cubic centimeter minimum, with piston at TDC, using prescribed procedure.

Cylinder Head Requirements: Must be OEM casting only. Porting and / or grinding are not permitted. Valve seats are two angles 45 degrees valve face and 30 degrees top relief. Intake seat maximum ID .897” , Exhaust seat maximum ID .862”. Stock head bolts only, must have four. Head gasket/s maybe after market, must be of stock configuration, 2 gaskets permitted with a total minimum thickness of .008” and maximum of .020”. No copper or aluminum gaskets allowed. Any stock configuration exhaust gasket allowed no other sealer.

Block Requirements: Block must remain stock as produced. Stub for governor may be removed and hole plugged. No machining of block allowed. Welding to the block shall be for rod damage repair only and may not constitute a functional modification. Stock cylinder bore is 2.685" max. Stroke is 2.123" + .010" or - .005". No piston pop-out allowed. Matting surface finish of block and cylinder head is a non tech item, surfacing of both to correct gasket failure and meet cc check allowed. May use 2 side cover gaskets of stock configuration.

Carburetor requirements: Huayi OR RUI*ING model carb only. Carb to intake sealer is gasket only no other sealer allowed. Choke must be as supplied from factory, but may be fixed to stay in open position. Venturi .615” NO-GO. Rear carb bore .751” NO-GO. Main fuel jet .042” NO-GO. Low speed idle jet .019” NO-GO. Stock emulsion tube must be used and unaltered, .066" max ID (no pass through). Throttle shaft - .115” minimum. Butterfly - .037” minimum. Aftermarket air filter adapter allowed (max length of 1.375).
 

Valve Train: Stock valve cover only with any stock configuration gasket, no sealer. Factory stock rocker arms 1:1 ratio and push rods only. Stock valves only 45 degree angle only both valves, Intake valve Max OD .985” +/- .005” and Exhaust valve Max OD .948” +/- .005”, no modifications allowed. Only Box Stock valve springs. Max wire diameter on spring wire is .071” with a maximum tension of 10.8 lbs. at a height of .850”. Lash cap on exhaust valve only. Valve stem seal allowed only on Intake valve, maximum lip thickness of .027”. Minimum thickness of Intake retainer .230”, Exhaust retainer .250”. BS lifters only, no modifications allowed.
 

Ignition system: Stock Box Stock system only and must be unaltered. Kill switch and low oil sensor may be disabled and removed. Flywheel: Box Stock flywheel only (5lbs 4 oz minimum) including plastic fins. No alterations of any type allowed. Maximum ignition timing advance is 18° BTDC when a straight edge placed on the outside of the right-hand coil leg is just touching the right-hand edge of the metal magnet cover of the flywheel. Flywheel key is non-tech.

Piston and Rings: Must be unaltered Box Stock only. No machining of piston and rings allowed.

Connecting Rod: Stock Box Stock rod only. No machining of any type allowed. Stock rod bolts only.

Crankshaft Requirements: Stock Box Stock crankshaft required. Machining, polishing, addition of material or other alteration of crankshaft is prohibited. Stock factory timing gear mandatory and must be installed in original location. Crankshaft journal diameter is 1.180”max - 1.168” min.

Camshaft Requirements: Stock camshaft cores only, ez-spin assy must remain as stock. Cam lobe base circle diameter .865" -.005”/+.010” Duration check for Intake and Exhaust lobes (taken off pushrod). Intake duration of 219 degrees at .050 lift/86 degrees at .200 lift. Exhaust duration of 222 degrees at .050” lift/97 degrees at .200” lift(All duration checks on intake and exhaust allow +/- 2 degrees for wear and gauge variances). Max Intake lift on cam .225” – Min .215”lift taken at the pushrod. Max Intake lift at the valve .238” Taken on valve spring retainer with zero lash. Max Exhaust lift on cam .232” – Min .222” lift taken at the pushrod. Max Exhaust Lift at the valve .242” Taken on valve spring retainer with zero lash.

Blower Housing Assembly: pull starter must be present and remain stock. Pull starter may be rotated for a better crank angle.

Header and Muffler Requirements: Any single stage, one piece header made from .750” OD max and .635” ID max. steel tubing allowed, with the RLV Mini B-91 Silencer (Optional 12-1-2010 and mandatory 3-1-2011) installed at the end of pipe. The B-91 Silencer must be tread fitted to the pipe end. The entire exhaust pipe including the muffler is 15” max length and 10” min length. RLV Mini 91 Silencer Requirements: Part # 4117 Overall Length 5.465” minimum – 5.605” maximum. Threaded Nipple .690” maximum ID. Internal raised weld seam must be present. (ID as Mfg. NO Grinding, Reaming, or Polishing Allowed). Rear baffle holes .1285” maximum, inner baffle holes .0965” maximum. Silencer must be utilized as produced, with no modifications or alterations permitted. Strap or brace required to silencer for support, and to insure silencer does not turn and unscrew. (No aftermarket coatings of any type are permitted.)

Fuel Tank Requirements: Floor Mounted fuel tank mandatory (stock tank must be removed). Pulse type fuel pump allowed.

Fuel Pump Requirements: Fuel pump must be pulsed from either the crank case or the valve cover. You may install a flat metal plate in the original tank location for the purpose of mounting the throttle linkage and fuel pump.

Clutches: Stamped steel drum shoe type clutches only, No machined Billet drums allowed. No disc clutches allowed.

Claimer Rule: You must finish the race in the box stock class to purchase the winners engine for $200 (minus the clutch/chain guard/throttle kit, header pipe/muffler, air filter adaptor/air filter, top plate & fuel pump).

Important Note: Any attempt to increase the RPM’s of the BOX STOCK PROJECT, Stock Classes, engine (example: stronger/non stock valve springs or decreasing exhaust restriction from stock levels) is strictly prohibited. Should this be allowed or preformed will mandate the use of an aftermarket Billet style flywheel for high RPM use (Super Box). ARC currently has these parts in their product line (part #’s 6618/6619) and they are approved by AKRA for use, others may become available as demand increases. Note: Under no circumstances is this type of flywheel allowed in the Box Stock Project (Stock Classes), Stock Flywheel ONLY.
No other alterations to or from stock components are allowed

 

 

MANAGEMENT RESERVES THE RIGHT TO CHANGE, ALTER, MODIFY AND/OR

CLARIFY ANY RULE DURING THE COURSE OF THE YEAR.

 

BFS Karts tech inspector: JEFF BARNEY

home: (260) 747-0848    -    cell: (260) 388-1578    -    email: Jeff@rockleasing.com