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Red restrictor Box Stock Animal
Beginners Age 6 to 8
Minimum weight #265
Trophies and championship points will be awarded.
Parents keep in mind that this is a
beginner class, 1st, 2nd and 3rd place points winner for the season must
move to an upper class.
Drivers
- Drivers
over 8 yrs and under 6 yrs may compete with track official approval.
- Must have
serviceable fire extinguisher in pit.
Frames
- Any
production, custom-built or fun kart frames allowed. (Quarter Midget
cars OK)
- Must be
made of steel. No aluminum or titanium material.
Body
- Bodies are
mandatory.
- Fiberglass,
aluminum, plastic or steel bodies.
- Wings roof
or front allowed. Top wing sides must stay within 3” from outer most
edge of kart No sharp edges. Top wing size 3’x3’x 16” sideboard.
Bumpers &
nerf bars
- Front and
rear bumpers required of Max 1" O.D. tubing. Not to exceed outside
tread width of tires.
- Bumpers and
Nerf bars must have rounded or capped ends. No sharp edges.
Roll cage &
seat belts
- Minimum 4
pt roll cage mandatory. Roll cage must be securely welded or bolted
to frame.
- Minimum 3"
head clearance. No conduit cages.
- Cage must
be constructed of steel no smaller than 3/4" O.D.
- Minimum
4-point seat belt. Aluminum racing seat is recommended.
- Right side
cage net, right side helmet support or a helmet restraint is
mandatory.
Wheels and
tires
- Any wheel
or tire allowed.
- Grooving
allowed.
Brakes
- Must be
capable of stopping kart within a safe distance.
Drive train
- Live axle
only
- Chain
guards are required.
- Centrifugal
drum clutch only
Engine
- Stock
Briggs & Stratton Animal
- Must
run 3-hole .279” Red Horstman restrictor plate. Will be teched with
.281" no/go. Restrictor must be mounted between Carburetor and
Manifold. Restrictor may not be altered in any way. Must use
gasket between restrictor and manifold.
- Header
exhaust pipe with flanged end may be used.
- Fuel pump,
air cleaner and ignition timing are non-tech
Fuel
- No
performance enhancements or additives allowed.
DISCLAIMER
Reflect
The rules and or
regulations set forth herein are designed for the orderly conduct of
racing events and to establish minimum acceptable requirements for such
events. The rules shall govern all entrants. NO EXPRESS OR IMPLIED
WARRANTY OF SAFETY SHALL RESULT FROM PUBLICATIONS OF OR COMPLIANCE WITH
THESE RULES AND OR REGULATIONS. They are intended as a guide for the
conduct of the sport and are in no way a guarantee against injury or
death to a participant, spectator, or official.
The race director shall be empowered to permit deviations from any of
the specifications, herein, or impose any further restriction, that in
his opinion do not alter the minimum acceptable requirements. NO
EXPRESSED OR IMPLIED WARRANTY OF SAFETY SHALL RESULT FROM SUCH
ALTERATION OF SPECIFICATIONS. Any interpretation or deviations of these
rules is left to the discretion of the officials. Their discretion is
final.
January 1, 2009
Texoma Motor Speedway
Wichita Falls, Texas
STOCK
6.5 HP ANIMAL TECH SPECIFICATIONS
WKA tech rules
Cylinder blocks:
(max. .030 bore) (piston pop up +.005" MAX).
Converted Inteks
must run Animal head
Piston: stock
Briggs pistons installed per. Manufacturers specs. (Arrow to mag. side,
no machining)
Rod: Any stock
length rod can be used.
Crankshaft:
Stock crank. (Stock dimensions)
Flywheel: Stock
Jr. Racecar or Briggs PVL. (Stock magneto)
Cylinder head:
Combustion chamber floor depth, no less than .319!
Combustion
chamber squish band areas around plug and bottom portion of chamber no
less than .011! (Will be measured with a quality depth gauge and will
have 0 tolerances.)
Valves: Intake
OD min. & max. 1.055 - 1.065, Exhaust OD min. & max. 935 - .945 (valve
length 3.372 +/- .010 will be used for tech)
Valve springs:
Stock valve springs. (Or stock replacement to exact stock specs)
Camshafts: will
be profiled out using a degree wheel with WKA specifications. (Maximum
cam lifts .255) (Gross valve lift will be teched @ valve spring retainer
.252 maximum lift with no lash)
Lifters: stock
replacement only.
Push Rods:
Stock length. (5.638-5.656 minimum and maximum length)
Rocker Arms:
Stock replacement only. (No alterations of any kind, comparison to a
known stock part will be used)
Valve Cover:
Stock valve cover with working stock baffle.
Carburetor:
Items that drop from the bottom of carburetor with bowl off are not tech
items:
Examples: main jet, pilot jet, float, needle and seat, emulsion tube.
Intake manifold:
The only alteration allowed is slotting of holes for proper alignment.
Restrictor
plate: Other than color and hole dimension/dimensions plate should be
installed with tab facing to left
Fuel pump pulse line: (top oil fill on side cover is the only allowed
place)
Crank case
ventilation: (from valve cover only)
Starter: Any
type starter allowed.
Notes: These
engine tech specs can be changed at any time per tracks updates.
All engine
parts, except listed allowed changeable parts can be teched to a known
stock Briggs Animal part.
Notes: This is a
stock engine class and if anything is altered or replaced other than
what is listed in this engine spec sheet it does not fit the mandated
requirements.
To find engines
and parts for this class check with your Briggs & Stratton Motorsports
dealer. |
