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Sizzling Sunday Kart Series


Thanks for your interest in the Sizzling Sunday Kart Series

Dates for the 2019 Sunday Series are as follows:

May 5th

May 19th

June 16th

July 28th

August 11th

September 8th


For details, please contact Jake at the number or email below:

Jake Alton

Karting Director

Phone: 715-760-0270


Point Structure

6 race points series and allowing 1 drop race. so points will be awarded based of your best 5 races. There will be an added points bonus to all racers that compete in all 6 events and that bonus will be 25 points.


Times

Pit gate opens 830 am

Registration 830-10am

Drivers meeting 10 am

Hot laps 10:30 am

Heat races (2 rounds) start at 11:30 


Prices

Everyone in pit area must purchase a pit pass including drivers 

Rookie cage entry fee $10 (trophies)

Jr class entry fee $15 per class( trophies)

Adult  class entry $20 per class (trophies or pay out) 

Grand stands $5 


Classes

Rookie cage

Jr1 clone

Jr2 clone

Jr 1 animal

Jr2 animal

Clone medium

Clone hvy

Animal hvy

Adult lo206

Jr wing

125/250 wing

500 wing

 



RULES

• 2019 NKA Rules will apply for all speedway type karts unless otherwise stated

• All classes will require muffler ( no exceptions)

• All rulings on and off the race surface by track officials will be final

• All classes are subject to change based on kart counts etc, any class that doesn’t average minimum of 5 karts maybe removed from our schedule after three week probationary period

• All karts are subject to safety approval by our race director any kart not up to safety standards will not be allowed to compete.

• Racecievers will NOT be required in any class for weekly racing at CLS Indoors

Rookie Cage Age 5-6, #235 Min weight LO206 Jr engine only , 4100 Rev limiter / Long slide / 5507 Pipe / Spec air filter / spec spark plug

2018 Briggs LO206 engine rule pkg, 17 tooth spec clutch only, 70T rear sprocket, 35 pitch chain only. SS33A slick tires ONLY, max outside diameter 35” RR tire

• See chassis rules ( new 2019), cage maybe clamped to frame or spring loaded and properly secured. Cage may not be welded to frame at any point. Cage must be mounted in four spots two ahead of the driver seat and two behind the driver seat. Subject to track official inspection

Jr1 Clone ages 7-11, #270 minimum weight

2019 NKA engine rules, small pipe, .425 ARC Green plate, open dry clutch

Open tire rule / slicks ONLY

Jr2/3 Clone ages 12-15 #320 minimum weight

2019 NKA Engine rules, small pipe, .550 Blue plate, open dry clutch

Open tire rule / slicks ONLY

Jr1 Animal Ages 7-11 #270 minimum weight

IKF / WKA / NKA engine rules, ( declare in tech), .250 APS Black plate Only / Open tire rule, slicks ONLY

Jr2 Animal Ages 12-15 #320 min weight

IKF / WKA / NKA engine rules apply ( declare in tech) .312 Gold APS plate ONLY

Adult Clone Hvy Ages 15- up / #375 Minimum weight

2019 NKA Engine rules / Maxxis tires only

Pro Clone Hvy Ages 15-up / #375# min weight

2019 NKA Engine rules / Maxxis tires only

Adult Animal 15-up / 375# min unrestricted

IKF / WKA / NKA engine rules / ( declare in tech)

Methanol fuel only

Maxxis tires only

Adult LO206 , ages 15- up / Min weight #350 / Slicks ONLY

2018 Briggs LO206 engine rules apply, 6100 rev limiter, short slide, 5506 or 5507 spec pipes only

ANY air filter or sparkplug but MUST be single electrode type plug

Any clutch drum or disc types , 35 pitch chain only

CLS Starter karts / speedway type kart only. NO cages ( Open tire / slicks only ) Min weight #390

Ages 15-Up * All NKA Speedway kart rules apply unless noted otherwise

• Harbor Freight 212 CC 6.5 HP Hemi Predator engine ONLY, governor must be operational, low oil sensor may be disconnected and wire taped, stock valve springs , stock camshaft ( OE supplied), must use factory supplied air filter and filter sock / cover, no modifications of any type allowed to carburetor, must be as supplied by factory compared to know stock parts. Maximum main jet size .031 max low speed jet size .016, Pump gas only 87-91 octane

• Throttle stop screw maybe disconnected

• Must run stock fuel tank ( drilling fuel cap to vent is allowed, maximum of four (4) holes), vent hose maybe removed

• Stock flywheel only, must have stock key installed in stock location, coil air gap non tech

• Stock muffler ONLY, NO modifications allowed to the muffler, must be as supplied and compared to know stock

• Maximum RPM 5500 to be checked on tachometer memory after race If asked by race tech offical , if tach didn’t record rpm competitor will be disqualified for that race ( Must have a working tach with memory)

• Any drum clutch / No gear rule / 35 pitch chain only

• Claim for engine only does not include clutch or chain guard and may be claimed by any competitor in this class immediately after race is completed for $150.00. The track may also claim the engine at any time during the race day and would supply with NEW stock HF engine as replacement. If claim is rejected competitor will be disqualified for the race event and may not participate in this class again at CLS in 2019

• ANYONE caught cheating in this class would be banned from running this class again ( EVER at CLS), any points, prizes or money would be forfeited by the competitor

• Must run Nose on kart does not require side panels

• Any one piece 5” or 6” wheel allowed max width is 10”

• Any slick tire / No siping or grooving allowed

 

2019 Winged Outlaws Karts

Jr. Wing/Box Stock Winged Outlaw Class

Jr Wing Ages 7-13 ( No exceptions), Min weight #315, open clutch

AKRA Builder Prepared clone (2012 AKRA rule package) NO PORTING allowed, Pump Gasoline only 87-91 octane

Animal engine 2018 IKF / NKA rules, Gasoline only, .255 running lift maximum at retainer, MUST have compression release on camshaft, max main jet size .038, pilot jet .014 No go, no porting allowed, Does NOT need recoil starter. Pump gas only 87-91 octane

Gas Animal:/All

Animal header: 24" max length from header flange ( mount) to end of muffler. Headers MUST be wrapped

from 1" above flange to muffler. ( safety issue) Header must be "J" style pipe only and MUST stay within the

frame rails, muffler must be secured, header that exit outside the frame rails will not be

allowed to compete. Header / muffler may not extend behind the rear bumper. Gasoline only, 87-91 octane, no

ethanol fuel or fuel additives allowed.

2012 AKRA Clone engine: NO Porting Allowed

Pump gasoline only. Clone MUST use billet flywheel. Clone Header must stay within frame rails ( same as Animal engine) and must be wrapped.

Box Stock wings ONLY: Allowed in Jr Wing/Box Stock Wing class at CLS.

No front wings or air directional devices allowed. No side panels or lips allowed on the hoods/noses.

3” Max lip on RS Panel if used.

TIRES & WHEELS: 5" or 6" rims. Bead lock wheels are allowed. 50 or 55 treaded tire is Mandatory on right rear of all

Winged Outlaw karts. (Must highlight RR 50-55 tire stamp with white paint or white paint pen for easy visibility to

officials) All Outlaw wing karts must run all 4 Treaded tires and may also groove or sipe any of their tires. (No grooved

slick tires) No Tire Softener is allowed!

The karts competing in this class may be built by any competitor or manufacturer. The kart, as built, must comply with all guidelines set by Speedway Officials.

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.

125cc/250cc Class-

Class Age 11-up (NO Exceptions)

ENGINE RULES IF RACING 125 Engine in 125/250 Class:

-Single cylinder, 2-stroke dirt bike engine

-(145cc maximum cylinder displacement)

-No lightweight cranks or stroker kits

-Must have factory stock stroke and rod length as per manufacturer engine specifications for the year and model

of your engine

-Must have complete working clutch, no slipper clutches

-Pump gas only (NO Methanol)

-NO Nitrous Oxide

-Single fuel pump or safely mounted gravity fuel tank

-Single carburetor only

-125, 250 and 500 Wing Kart classes will only be allowed to run one Radiator (std CR racing size and cap.) and

standard 3/4" hose directly from engine to radiator, no extra cooling hoses, tanks, etc...!!!!

-No Rotary engines

-Min. Weight with 125 engine is 350#

ENGINE RULES IF RACING 2 cycle 250 Engine in 125/250 Class:

Single cylinder (2-cycle, gas only)

Stock Stroke and rod length as per manufacturer year, model and engine specification

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.

-No after market stroker kits.

-Maximum cylinder displacement: 265cc

-Must have complete working clutch, no slipper clutches.

-Single carburetor only

-Single cylinder (gas only).

-Min. Weight with any 250 is 430#

Engine Rules if racing a 250 (4 stroke) in 125/250 Class:

-Single cylinder only Stock Bore & Stroke as per manufacturer year, model and engine specifications.

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.

-Single Carb only Must have complete working clutch, no slipper clutches.

-125/250 and 500 Wing Kart classes will only be allowed to run one Radiator (std CR racing size and

cap.) and standard 3/4" hose directly from engine to radiator, no extra cooling hoses, tanks, etc...!!!!

-No Nitrous Oxide. Min.

-Min. Weight with any 250 is 430#

TIRES & WHEELS: 5" or 6" rims. Bead lock wheels are allowed. 50 or 55 treaded tire is Mandatory on

right rear of all Winged Outlaw karts. (Must highlight RR 50-55 tire stamp with white paint or white

paint pen for easy visibility to officials) All Outlaw wing karts must run all 4 Treaded tires and may also

groove or sipe any of their tires. (No grooved slick tires) No Tire Softener is allowed!

The karts competing in this class may be built by any competitor or manufacturer. The kart, as built,

must comply with all guidelines set by Speedway Officials.

500 Pro Open Wing Class-

Age 14-up (No younger drivers unless approved by CLS Race Director)

Raceivers required in this class!

Engine: dirt bike style engine only

Single cylinder (gas only), Single carb only 550cc Max. Displacement (2 and 4 strokes)

single carburetors only allowed

-Min. Weight is 450# with 2-stroke engine

*NEW in 2019 -Min. Weight is 475# with 4-stroke engine

125/250 and 500 Wing Kart classes will only be allowed to run one Radiator (std CR racing size and cap.)

and standard 3/4" hose directly from engine to radiator, no extra cooling hoses, tanks, etc...!!!!

NO Nitrous Oxide.

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.

TIRES & WHEELS: 5" or 6" rims. Bead lock wheels are allowed. 50 or 55 treaded tire is Mandatory on

right rear of all Winged Outlaw karts. (Must highlight RR 50-55 tire stamp with white paint or white

paint pen for easy visibility to officials) All Outlaw wing karts must run all 4 Treaded tires and may also

groove or sipe any of their tires. (No grooved slick tires) No Tire Softener is allowed!

The karts competing in this class may be built by any competitor or manufacturer. The kart, as built,

must comply with all guidelines set by Speedway Officials.

PROTEST (FEATURE): Any competitor finishing in the top 4 can protest a fellow competitor in that race

for a sum of $250. $50 will go to the track and $200 will go to the winner of the protest depending on

the tech inspection outcome (legal or illegal).

CHASSIS SPECS: Main frame must be similar in design and appearance to karts competing at CLS with the addition of a roll cage. Roll cage must be constructed of mild steel tubing, chrome moly tubing, or material of equal or greater strength, must be of a design that protects the driver in the event of an upset or mishap and pass stringent inspection by CLS officials. Q.R.C or S.K.E SPECS Ok. ABSOLUTELY NO SUSPENSION IS ALLOWED ON ANY WINGED OUTLAW KARTS! SPRING MOUNTED ROLL CAGE ON RIGID KART CHASSIS ONLY! NO CHAMP (style) KARTS!

SAFETY RULES: Safety is one of the

prime considerations of cedar lake arena Methods of operation, vehicle construction, track facilities and competition practices are under constant review to protect the karter and to raise the safety standards of the sport

Helmets: All helmets must be Snell 2010 or newer standards. Buy a High quality helmet such as a Simpson, Bell, etc. .

Aluminum Racing Seat designed for use with a 5-point harness: Mandatory. (Back of seat shall not be inclined less than 60 degrees) Commercially manufactured arm restraints only. Commercially manufactured seat belts only. (Five point seat restraint system required.)

Fire retardant racing suit mandatory. Driver should be able to exit kart without additional assistance. All

other safety requirements stated in the regular CLS rules must be followed.

Ballast: All Non-structural weights added to kart must be securely bolted. Carrying of ballast on the driver's person is prohibited. Bolts of minimum 5/16" diameter must be utilized to secure weights, cotter-keyed or doublenutted. No weight shall be bolted to the underside of the kart. Where weight is attached directly to the seat of a kart, a large diameter, metal fender washer must be used for reinforcement. A maximum of 5 lbs. per bolt is allowed. Any driver who loses weight on the track will be disqualified. Ballast/ weights must be painted white with kart number inscribed. Tape, hose clamps, tywraps or fasteners other than bolts are not legal for attaching ballast weights to karts.

SILENCERS: Must be bolted and secured in a safe manner or driver will not be allowed to race or DQ'd.

WING REQUIREMENTS: Top wing required. Highest point of top wing not to exceed 76" from ground. 125/250 and 500 Winged Outlaw Classes: Top wing must be intermediate or open style wing . (Approx. 34-40" wide center section and 42-48" long side panels) Length and width dimensions will not vary 33%. Side panels must not obstruct driver's vision. NO front wings or air directional devices allowed. Subject to track official discretion No side panels or lips allowed on the hoods/noses. 3” Max on RS Panel

Wing Sliders: Legal in all Winged Outlaw Classes, but not recommended in Jr. Wing/Box Stock Outlaw

Classes Brakes: Rear Disc Brakes Mandatory, Left front brakes legal, but not recommended in Jr. Winged

Outlaw Class Body: Must be complete. This includes hood, side panels, floor pan and tail. May be built of aluminum, fiberglass or non-splintering plastic. No sharp edges! Side Panel not required JR Wing.

TIRES & WHEELS: 5" or 6" rims. Bead lock wheels are allowed. 50 or 55 treaded tire is Mandatory on right rear of all Winged Outlaw karts. (Must highlight RR 50-55 tire stamp with white paint or white paint pen for easy visibility to officials) All Outlaw wing karts must run all 4 Treaded tires and may also groove or sipe any of their tires. (No grooved slick tires) No Tire Softener is allowed!

APPEARANCE: All karts must be have a neat and clean appearance

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.

STARTING: If your kart will start with a kick starter, use it. All wing karts that are pushed on the track to

start, must be fired before they reach the flag stand.

All General Track rules also apply!

Don't assume your kart is legal, all karts and parts must be approved by CLS!!