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MLC
Motorsports
Presents
English
Creek Speedway Outlaw Dirt karts
2011
Rules and
Regulations
Classes
Open
Outlaws 450 Lbs.
250cc 335
Lbs.
125cc 335
Lbs.
Box Stock
300 Lbs.
R Box
Stock 245 Lbs
Any other
organized class must be approved by the promoter.
Information phone numbers:
641-842-5454
Mailing
Address
MLC
Motorsports
2005 North Lincoln
Knoxville, IA 50138
Disclaimer:
The rules and/or regulations set forth herein are
designed to provide for the orderly conduct of racing events and to
establish minimum acceptable requirements for such events. These rules
shall govern the condition of all events, and by participating in these
events, all participants are deemed to have complied with these rules.
NO EXPRESS OR INPLIED WARRENTY OF SAFETY SHALL RESULT FROM PUBLICATIONS
OF, OR COMPLAIANCE 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 of a participant, spectator or
official.
The race director shall be empowered to permit
minor deviation from any of the specifications herein or imposed and
further restrictions that, in his opinion, do not alter the minimum
acceptable requirements. NO EXPRESS OR IMPLIED WARRANTY SPECIFICATIONS.
Any interpretation or deviation of these rules is left to the discretion
of the officials. Their decision is final.
Drivers and parents or minor drivers are
responsible to read and understand the rules and regulations set forth
in this book.
IF WE DONT SAY YOU CAN-YOU CANT.
English Creek Speedway track rules that are exceptions AKRA or WKA
1.
Any clutch for the 2011
season only.
2.
After market fuel tanks
are required and must be approved by track promoter
3.
All pipes are no tech no loop
pipes allowed. All pipes must stay within the rear axle and point down
or must return in to tail. All pipes must be approved by track promoter.
4.
All pipes must use a
RLV-91_L
5.
ECS will not have a
claim rule in any class.
6.
Pulse-type fuel pump is not required.
YOU ARE RESPONSIBLE FOR THE SAFETY OF YOU AND YOUR
KART!
ALL CLASSES
-
Frames must be of kart configuration. Not to exceed 90 in overall
length. No EXCEPTIONS. Kart not to exceed 350 lbs. including full
tank of gas.
-
TIRES
All wing
classes will run treaded
tires
(r-box, box stock, 125cc and open).
You have your choice of three manufactures
(Burris, Hoosier and Rocket Boy only).
The right rear must durometer 55 the other three tires do not have a
durometer rule.
Cutting or grooving of slick does not count as a treaded tire.
Only manufactured treaded tires are allowed.
Syping and Grooving is allowed.
Tire doping of any kind is not allowed.
-
Cages are mandatory. Must be for protection of driver. Not for looks
or wing mounts.
-
Wing sides must stay within 3 from outer most edge of kart. No
sharp edges or too long of bolt. Overall length 48 maximum.
-
Uppermost part of kart and wing not to exceed 72.
-
Bodies can be any material, except wood. No sharp edges or
protruding parts.
-
Wing, hood and tail piece are mandatory in all classes.
-
No bars, other than regular Nerf bar, may extend out past outer edge
of the tire on either side of kart.
-
NOISE:
-
Must meet state noise levels.
-
Karts in Violation may not race until standards are met.
-
ALL KARTS MUST DISPLAY 10 NUMBERS OR RIGHT AND LEFT SIDE
OF KART AND WING AND INSIDE LARTGE WING PANEL. Numbers that
are not legible will not be scored.
-
Duplicate numbers only in
open class. Duplicate numbers must include a letter. Must be a
minimum of 6.
-
Numbers must be displayed on
contrasting backgrounds.
-
Safety committee and track
officials decision is final.
-
This is open wheel racing,
No front-end cowcatchers. If in doubt, see officials.
15. All drivers under the age of
18 must provide a notarized minors release form to the scorekeepers. A
new form is required for each season. In
addition, when parent or guardian is not in attendance, drivers must
provide us with a designated guardian form. A NEW FORM IS REQUIED FOR
EACH RACE.
16.
Any other organized class must have a minimum of 12 karts and be
approved by the promoter.
17.
Should your car enter the infield during a race you must slow down and
come to a stop at the edge of the track at that time a yellow flag well
come out.
18. FUEL
-
The use of spec fuel is required in box stock class only. This
fuel is sold at racetrack.
-
Spec fuel must pass the following test:
1.
Visual
2.
Continuity meter
3.
Gravity test
4.
gas, alcohol and water mix
C. Karts will be tested
for fuel requirements. Fines will be assessed for failure
to meet any one of the four tests in (b) above.
SAFETY
The following safety
rules have been imposed by 2005 safety Committee.
YOU ARE RESPONSIBLE FOR THE
SAFETY OF YOU AND KART.
1.
Brakes must be in good working condition at all
tomes.
2.
All karts must have seat belts and shoulder
harnesses. Shoulder harnesses must be mounted in a way to restrict
forward body motion independently of the seat. Lap belts should be
mounted on frame. Cut or frayed seat belts will not be allowed. This
entire rule will be strongly enforced.
3.
Approved neck braces and arm restraints are
mandatory. Arm restraints must be attached to lap belt and worn below
the elbow.
4.
HELMETS:
a.
Snell 2000 or SFI 24.1 approved with face shield
only.
b.
Must fit drivers head.
5.
Aluminum high back seats are MANDATORY. The top
of the seat should be at the middle of the drivers head.
a.
Seat mounts.
1.
Securely mounted to the frame.
2.
No excessive holes.
3.
Any suspended seat is to have safety cable
attached to seat.
6.
All drivers must maintain a working fire
extinguisher in their pit area.
7.
All karts must have a 6 nylon tie attached to
spark plug wire.
8.
Kill switches are recommended.
9.
Minimum standard for roll cage (tubing
thickness):
a.
All classes Ύ .083 chrome molly or 1 .06
chrome molly or 1.083 steel.
b.
No exotic steel.
10.
Driving
apparel: Driving suits required SFI
3-2A/1 min.
11.
No
sharp or protruding objects on any part of the kart.
12.
Roll cage must be securely fastened with a
safety chain and grade 5 or better bolt, in at least four spots.
13.
Fuel line location cannot be closer than 2 to
any of the exhaust system at any time and shall not be above the
exhaust. If closer than 2, fuel line must be insulated.
Fuel line must have ample slack for cage movement. Must be
petroleum grade fuel line.
14.
Fuel tank location: Out board mounted fuel tanks
must have metal protection, particularly grade fuel line.
15.
Suicide doors: No suicide bars. Side bar must
open from the rear. Left side protection is recommended.
16.
No axle protrusion beyond wheel rim. Max axle
length 40.
17.
Tail piece protection: If the top of the rail
section protrudes above the seat, tail must be padded. Suggested
padding: plumbing foam. Tail section must be securely attached to the
frame.
18.
Smoking in pit area is not recommended. Use
common sense.
19.
RED LIGHT: WHEN THE RED FLAG COMES OUT, AND THE
LIGHTS COME ON YOU MUST COME TO A COMPLETE
STOP. AS SOON AS IT
IS SAFE. You must not pass the accident. If in the opinions of the
officials you did not stop when you should have you well be
disqualified. Once the officials say it safe the pit gate well open for
one pitman per kart if more then one person attends to a kart that kart
well be disqualified.
20.
Pitmen are not allowed on racetrack or infield
while race is in progress. Violators will result in their kart being
disqualified.
21.
During a yellow flag, WORK ON KARTS ON RACETRACK
IS PROHIBITED.
22.
SPEEDING IN THE PIT AREA will result in a $50.00
fine and loss of points. Officials and Safety Committee members are
authorized to issue fines.
23.
Any Official is permitted to remove karts from
racetrack due to unsafe conditions to driver and/or other karts.
24.
Safety Committee and Track Officials decision
is final.
25.
Chain guards are mandatory. Appropriate design
to prevent injury to arm. If in doubt, see safety tech.
26.
Karts will be inspected using the following
safety list.
IMMEDIATE- must be fixed
same day.
SECONDARY-must be fixed
by the following race date or pay $25.00 fine. Failure to fix by third
face will result in suspension of kart.
IMMEDIATE
Helmet-fit/condition
Seat belt & harness mounted
Arm restraints
Neck brace
Brakes
Suicide doors
Steering link, lock nuts or cotter keys
Protruding objects
Axle Protrusion
Fuel Line Location
Spindles- Cotter Keyed
Cage-Mounts height
Frame, Nerf Bars, Bumpers, and Roll Cage
Floor Pan Condition
Seat Condition/Mounting
SECONDARY
Wing-Mounts
Suspended Seat Karts
Kill Switch
Wheel Condition
Rear Axle Keepers
Hood & Tail Mounts
Tail Piece Protection
Fire Extinguisher
Number/Letter-Size/Location
Box Stock Muffler (Less Spark Arrestor)
Chain Guard
Any Official has the authority to disqualify a kart
for safety violations.
27.
No nose wings allowed.
28.
All
karts must maintain a sprint car like appearance.
29.
No traction control devices allowed.
RACING RULES & ETIQUETTE
-
GREEN FLAG: The entire track is open for racing. Passing will not be
permitted before the green flag is displayed, at designated point.
Single file starts will be at MEDIUM SPEED, until the lead kart
begins to race. At this point the green flag will be displayed and
racing will begin.
A.
Double file starts. The two lead karts must stay side by side, at
MEDIUM SPEED, until reaching the start cone. After two attempts if we do
not get a side by side start the front row will move to the last row.
2.
RED/YELLOW FLAG: Restart race. This will happen on the first lap
only. All races will be entitled to two restarts.
3.
YELLOW FLAG: CAUTION, All karts must come to a parade lap speed.
Failure to do so will result in being sent to the back. Karts must be in
single file formation (nose to tail). Line up reverts back to previous
lap for line up.
4.
RED FLAG: STOP AS SOON AS
SAFELY POSSIBLE.
A.
Revert back to previous lap for line up.
B.
Once the pit gate is open only one pitman per kart is allowed.
C.
FAILURE TO OBSERVE THE
RED FLAR WILL RESULT IN DISQUALIFICATION.
5.
BLUE/YELLOW FLAR: MOVER OVER. To inform slower moving karts that
leaders are about to pass. Move over with CAUTION.
6.
BLACK FLAG: PROCEED TO THE INFIELD for consultation. Kart will
cease being scored from time flag is displayed.
7.
WHITE FLAG: ONE LAP TO FINNISH.
8.
CHECKERED FLAG: Race is officially over. All karts must pass under this
flag to be scored.
9.
If a kart has a safety problem on the racetrack and an Official
can easily fix it, kart will resume position.
10.
Jump starts will result in a loss of two positions. This will be
imposed at next yellow or at the end of the race.
11.
Drivers who are involved in or the cause of a yellow or red flag will
start in the back of the pack. The TWO SPIN rule is in effect. Should
you be involved, cause or have to be restarted at any time you will be
charged with one spin.
12.
NO REFUNDS issued once kart reaches track.
13.
At no time will a driver or a kart representative may enter the
scorers booth without permission of the head scorer. Should you enter
the scorer booth with out permission you kart or the kart you are
representing may RESULT IN
DISQUALIFICATION.
14.
Quads are to be used for pushing karts only.
15.
Quad operators must be a minimum of 15 years old.
ALCOHOL BEVERAGES
-
Alcohol beverages are not allowed in the pit area.
-
Anyone observed drinking any type of alcohol during the race program
will be disqualified.
-
You are responsible for your pit crew members. If a member of your
pit crew is observed drinking alcohol you will be disqualified.
CONTORED SUBSTANCE
-
Any person found using or under the influence of drugs will be
disqualified
plus banned from the racing facility indefinitely.
UNSPORTSMANLIKE CONDUCT
-
Fighting on premises will result in permanent suspension. Drivers
are responsible for the action of their pit crew.
-
ANY display of unsportsmanlike conduct (on or off the track) will
result in a FINE, SUSPENSION, IMMEDIATE REMOVAL FROM RACE AREA,
POINT PENALTIES, and OR ALL OF THE ABOVE.
-
Rough driving will result in docked position, fine or black flag.
-
Pit crew members observed verbally or physically abusing driver will
result in loss of accrued points for their driver and/or fine. NO
EXCRPIONS!
-
Any person entering an other persons pit in an adverse manner will
result in the kart that are associated with being disqualified and
possible fines and suspension
-
We have the right to refuse service to anyone
POINT RULES
-
Point system will be disclosed at the first race. Copies available
at sign-in booth, upon request.
-
Drivers must have a valid Competitors License to race and/or be
eligible for points
-
Drivers may time in only ONE kart number in their class and run that
number kart for the entire event.
-
To be eligible for points and awards, licensed drivers must not miss
more than four point races, per series.
-
Borrowing a kart is permitted. Kart must display DRIVERS registered
number. SCOREKEEPERS MUST BE NOTIFIED of any changes.
a.
No borrowing allowed after the green flag has
been thrown.
-
Substitute drivers are permitted for only two scheduled point races.
-
Points and winnings are awarded to registered kart number.
-
You must be present at awards banquet to receive awards and/or prize
money.
-
all classes except the open Class are trophy classes.
R-Box Stock, Box Stock and 125cc Trophy first, second and
third in the Box Stock and 125cc classes
BOX
STOCK CLASS
300lbs
TIRES
All wing
classes will run treaded tires
(r-box, box stock, 125cc and open).
You have your choice of three manufactures
(Burris, Hoosier and Rocket Boy only).
The right rear must durometer 55 the other three tires do not have a
durometer rule.
Cutting or grooving of slick does not count as a treaded tire.
Only manufactured treaded tires are allowed.
Syping and Grooving is allowed.
Tire doping of any kind is not allowed.
Age limit:
a.
Restrictor Box Stock Outlaws : 6 to 8 (All exceptions must be approved
by promoter.)(.425 restrictor plate)
b.
Box Stock Outlaws : 8 to 13 (All exceptions must be approved by promoter
NOTARIZED MINOR RELEASE IS MANDATORY. A new release for every race
season.
In addition, when parent or guardian is not present at race event, a
DESIGNATED GUARDIAN form is mandatory. One for each race.
Minor must be accompanied by an adult at all times while in the pit
area. Parent/Guardian is responsible for the actions of their minor
child. Bike riding and playing in the pit area is prohibited.
Any parent/guardian or pit crew member observed verbally or physically
abusing other drivers will result in a fine and/or loss of points for
their driver. NO EXCEPTIONS!
BP (Builder Prepared) 6.5 OHV
Fuel Pump Gas ONLY Approved Engine: 6.5 OHV 196cc clone engine modified only
according to BP OHV Engine Spec. Tires are track/series option.
ENGINE SPEC SHEET FOR BP 6.5 OHV CLASS
Description: Single cylinder, 2-valve overhead 4-cycle engine. No
aftermarket coatings of any type are permitted on any part of the engine
(exception Blower Housing and Shrouds).
Cylinder Head Requirements: Stock cylinder head only. Machining
of gasket surface is allowed. No addition of material in ports or to
cylinder head allowed. Porting and / or grinding are not permitted.
Valve seats may have two angles, 45° valve face and 30° top relief.
Inside diameter of valve seats must be stock(Into .897 max ID and Ex
.862 max ID). Valve seats must appear stock and must be in stock
position and depth. Stock head bolts are required and all four are
required.
Head gasket/s maybe after market, must be of stock configuration,
and gasket thickness non-tech. Depth check between the valves, front to
back and side to side may not vary by more than .005 max.
Cylinder head guide plate for pushrods must remain stock. No other
alterations to the stock head are permitted.
Bore and Stroke: Stock bore is 2.685 and may be over bored to
2.718 Stroke is 2.123 +.010-.005.
Connecting Rod: Stock or Billet aluminum rods, with or without bearing
inserts allowed. No titanium rods allowed. Rod length is a non tech
item.
Combustion Chamber Volume: 25 cubic centimeter minimum, with
piston at TDC, using prescribed procedure. The Liquid CC check is the
official check (IF THE ENGINE FAILS THE CC LIQUID CHECK AT ANY TIME
DURING THE TECH PROCEDURE IT MUST BE CALLED ILLEGAL).
Carburetor/Intake Requirements: Stock Huayi or RUI*ING carb.
Venturi .625 NO-GO. Rear carb bore .751 NO-GO. Carb bore finish, non
tech. Throttle shaft - .115 minimum. Butterfly - .037 minimum. Air Filter adapter of 1.375 max length allowed. No air rams.
Pulse-type fuel pump is mandatory. Fuel pump must be pulsed from either
the crankcase or the valve cover. Black phenolic carb insulator must be
used. Choke assembly may be removed. Jets, air bleeds jets, and emulsion
tubes are non-tech.
Throttle shaft, washer, and butterfly must be stock and must be present,
butterfly screw non tech.
Stock intake runner gasket configuration only. One extra gasket may be
used with restrictor plates. No other alterations are permitted.
Ignition system: Ignition timing is non tech. Stock ignition
module only. No modifications of any type allowed. Sparkplug connector
must be stock as from factory.
Piston Requirements: Must be stock dished piston with no
modifications. Oversize Clone or Honda ZOT dished piston is allowed up
to .035" oversize. Rings must appear stock and all rings must be
installed. Piston may not pop out above cylinder deck.
Valve Train: Stock valve-train only in stock configuration except
any single valve springs and valve spring shims are allowed. No
additional support for rocker studs permitted. Valves must be one angle
only, 45°. No polishing, lightening or knife edging of valves (1mm min.
margin). Valve length is non-tech. Outside face of valve head may not be
below the combustion chamber floor. (i.e. dont sink the valves) Valve
cover may be drilled for fuel pump pulse fitting, otherwise, it must
remain unaltered. Valve cover gasket is non-tech.
Camshaft Requirements: Stock camshaft cores only, ez-spin assy
must remain as stock.
Duration check for Intake and Exhaust lobes (taken off pushrod) .
Intake duration of 248 degrees at .050 lift/107 degrees at .200 lift.
Exhaust duration of 247 degrees at .050 lift/116 degrees at .200 lift.
Max lift at the valve retainers, Intake .238 and exhaust .242 taken on
valve spring retainer with zero lash. (To achieve zero valve lash for
checking running lift, preload dial indicator by .001.)
Crankshaft Requirements: Stock, factory crankshaft only with
stock, factory timing gear in factory location. No modifications to
crankshaft allowed. Aftermarket steel main bearings of non self-aligning
type, with or without seal are allowed. No ceramic bearings. Crankshaft
Journal diameter is 1.180, 1.168 minimum.
Block Requirements: Stock Block, as cast and produced with no
alterations or modifications other than those specifically permitted.
Block head matting surface may be machined, however, no piston pop out
is allowed. Blocks may NOT be welded for repairs. No addition of
material to block (i.e. welding, jb weld, etc). All bolt bosses in block
may be drilled and tapped for repairs or other uses. Additional side
cover gaskets as required for crankshaft thrust are permitted. All parts
associated with the governor and the low oil sensor may be removed,
plugging any associated holes.
Flywheel: Approved SFI certified billet aluminum flywheel only.
No machining or alteration of any kind allowed. Minimum weight for
flywheel is 3.3 lbs. Any timing key or no key at all may be used. A flat
washer or spacer may be used, and is recommended, between the flywheel
and the nut. Handheld electric starter may be used, but compression
release mechanism must remain on camshaft.
Current Approved flywheels: ARC 6619, ARC 6618, Raceseng Flywheels
RSP-13-075 Rewheel NF- S1 & RSP-13-077 Rewheel F-S1.
Header and Muffler Requirements: Header Pipe Length: Minimum 18-
Maximum 22. Silencer must be a RLV 91_L type with .1285 no-go hole.
Header must be securely wrapped from flange to muffler prior to the
race.
Exhaust Pipe must be double nutted or safety wired and silencer must be
supported by clamped on brace to secure it in place.
*************REMINDER
************
All clone classes must run pump gas(87 octane)
Restricted
BOX STOCK* Age 5 to 8 years 245 lbs
R-BOX ENGINE SPECIFIC TECH SHEET FOR: BOX STOCK 6.5 OHV
Description: Single cylinder, 2 valve, OHV 4 cycle engine.(Gas Only)
Must run a ARC green .425 plate
Combustion chamber volume: 26.5 cubic centimeter minimum, with piston at
TDC,using prescribed procedure. The Liquid CC check is the official
check (IF THE ENGINE FAILS THE CC LIQUID CHECK AT ANY TIME DURING THE
TECH PROCEDURE IT MUST BE CALLED ILLEGAL)
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.
Outside face of valve may not be below floor of combustion chamber (i.e.
dont sink the valves).
Stock head bolts only, must have four. Head gasket/s maybe after market,
must be of stock configuration,
gasket thickness is a non tech item. Depth check between the valves,
front to back and side to side may not vary by more than .005 max.
No copper or aluminum gaskets allowed. Any stock configuration exhaust
gasket allowed no other sealer.
Block Requirements: 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
however, no piston pop out is allowed.
May use 2 side cover gaskets of stock configuration. 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.
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 is a Non Tech item. Stock emulsion tube must be used and unaltered, .066 max ID (no
pass through).
Side holes in E-Tube 4 holes max in bottom section and 20 holes max
in top section. Minimum E-Tube length 1.092.
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
.982 +/- .005 and Exhaust valve Max OD .948 +/- .005, no
modifications allowed. Only Box Stock valve springs.
(Installed Height for valve springs .815, must be checked by using the
.815 spring must go gauge with retainer seal in place on intake an
exhaust valve if used.) Prescribed check procedure as follows Remove
valve spring, reinstall spring retainer, insert .815 must go gauge in
spring location. Gauge must go in both locations Intake and Exhaust with
any allowed retainers in place, as raced, during check procedure.
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 on Intake and Exhaust 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 4oz minimum) including plastic fins.
BSFW-1 steel billet
flywheel allowed on 1/1/12 and mandatory on 7/1/12, same weight check as
stock flywheel.
No alterations of any type allowed.
Timing and 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 1.180max - 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. Max
Intake lift on cam .225 Min .215lift 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.
(To achieve zero valve lash for checking running lift, preload dial
indicator by .001.)
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 steel tubing,
with the RLV Mini B-91 Silencer 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.
Exhaust Pipe must be double nutted or safety wired and silencer must
be supported by clamped on brace to secure it in place. (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.
RLV Mini 91 Silencer Requirements: Part #4117 Overall Length 5.470"
minimum +/-.005" - 5.600" maximum +/-.005". Threaded Nipple .685"
maximum ID (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.
Claimer Rule: You must finish the race in the box stock class to
purchase the winners engine for $200
or $275 if the billet STEEL flywheel is included
(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 (Stock Classes),Stock Flywheel ONLY. No other
alterations to or from stock components are allowed
*************REMINDER
************
All clone classes must run pump gas(87 octane)
Animal Rules
**300 lb. weight rule (was 275 lb)
( Can run 2009 Sec. 718 IKF Briggs
Gas Animal rules except: Animal must have compression relief cam,
spec pipe and recoil must remain on engine! or you can run IKF, WKA
or KART Stock Methanol Engine, or Clone engine rules)
**Animal header: 24 max length from header flange ( mount) to end
of muffler or flare. Headers MUST be wrapped from 1 above flange to
muffler or flare. ( safety issue)
** Header must be J style pipe only and MUST stay within the frame
rails, muffler if used must be secured per IKF engine rules, header
that exit outside the frame rails will not be allowed to compete.
Header / muffler may not extend behind the rear bumper
** Gasoline only, 86-93 octane, no ethanol fuel or fuel additives
allowed
** Clone engine allowed in Jr.Wing class:
** Engine per section 722 with the same THS changes as the JR1 class
structure. No restrictor plate required
** MUST use billet ARC 6619 flywheel
** Header must stay within frame rails ( same as Animal engine) and
must be wrapped
** Clutch is non-tech item
CHAIN GUARDS:
Must have aluminum, steel or equivalent material chain guard by
clutch and then extend chain guard with safe material to protect
drivers arm. Must be secured properly to protect driver from broken
chain.page with a note on thefront that they are
there.
OPEN CLASS
450 lbs
1.
Age limit:
a.
14 years and older
b.
All exceptions must be approved by Promoter.
2.
Motor: Any cc with a maximum 550cc. No big street type motors, i.e.,
650, 750, 1100, etc. If in doubt, ask.
125cc/250cc 2 Stroke CLASS
335 lbs
1.
Age limit: 12 years and older
2.
A notarized minor release in mandatory. A new release is needed for
every race season.
a.
When parent/guardian is nit present at race event, a DESIGNATED GUARDIAN
form is mandatory (for each race).
3.
Minors must be accompanied by an adult at all times while in the pit
area. Parent/Guardian is responsible for the actions of their child.
Bike riding in the pits is prohibited.
4.
Any parent/guardian or pit crew observed verbally or physically abusing
other drivers may result in a fine and/or loss of points for their
driver. NO EXCEPTIONS!
5.
No BIG BORE KITS not
to exceed 135cc
125cc/250cc PROTEST RULES
1.
Motor may be protested for $50.00. This fee to be used for professional
inspection.
a.
If motor is found to be illegal, protestor may be reimbursed. This only
if kart has winnings for that night.
b.
Motor may be held up to 72 hours for inspection.
c.
Drivers (125cc/250cc class) or parents of minor drivers are the only
person eligible to protest.
d.
Officials may spot check motors at any time.
2.
Illegal motors will be fined. First Offense: $250.00 fine, loss of
points and earnings for that race. Third Offence- Kart and driver
disqualified for the remaining race season.
3.
Parents/Guardians of minor drivers are responsible for fines assesses.
4.
All fines collected will be added to the 125/250 point fund.
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