BRUNSWICK SPEEDWAY
2021
CLASSES and RULES
NKA rules apply to CLONE engines ONLY.
WKA rules apply to everything else.
Clone or Briggs L206 Lite
Minimum weight 325 lbs
Tires: Open (Slicks only)
Track gas
Open clutch
Big exhaust pipe
RLV # 4104 muffler
Ages 15 and up
Clone or Briggs L206 Medium
Minimum weight 350 lbs
Tires: Open (Slicks Only)
Track gas
Open clutch
Big exhaust pipe
RLV # 4104 muffler
Ages 15 and up
Pro Clone or Briggs L206 Heavy
Minimum weight 375 lbs
Tires: Open (Slicks Only)
Track gas
Open clutch
Big exhaust pipe
RLV # 4104 muffler
Ages 15 and up
Pro Clone or Briggs L206 Senior (Age 45+)
Minimum weight 375 lbs
Tires: Open (Slicks Only)
Track gas
Open clutch
Big exhaust pipe
RLV # 4104 muffler
Ages 45 and up
Red Plate Clone
Minimum weight 265
Tires: Open (Slicks Only)
Track gas 34 ½ maximum tire circumference
Open clutch
Small exhaust pipe
RLV # 4117 muffler
Minimum gear ratio 3.43
Clone engine with red restrictor plate
Ages 6-10
Hot Rods (Beginners)
Minimum weight 265 lbs
Tires: Open (Slicks Only)
Track gas
Open clutch
Small exhaust pipe
RLV # 4117 muffler
Minimum gear ratio 3:43
34 ½ maximum tire circumference
Clone engine with green restrictor plate
Ages 8-13
Young Guns
Minimum weight 290 lbs
Tires: Open (Slicks Only)
Track gas
Open clutch
Small exhaust pipe
RLV # 4117 muffler
Minimum gear ratio 3.23
34 ½ maximum tire circumference
Clone engine with purple restrictor plate
Ages 8-15
Jr. 1 Champ
Minimum weight 290 lbs
Tires: Open (Slicks Only)
Track gas
Open clutch
Small exhaust pipe
RLV# 4117 muffler
Minimum gear ratio 3:50
Clone engine with purple restrictor plate
Ages 7-14
Champ Lite (Clone or Briggs L206
Minimum weight 350 lbs
Tires: Open (slicks only)
Track gas
Open clutch
Big exhaust pipe
RLV # 4104 muffler
Ages 15 and up
Champ Medium (Clone or Briggs L206)
Minimum weight 400 lbs
Tires: Open (Slicks only)
Track gas
Open clutch
Big exhaust pipe
RLV # 4104 muffler
Ages 15 and up
Champ Heavy (Clone or Briggs L206)
Minimum weight 440 lbs
Tires: Open (Slicks only)
Track gas
Open clutch
Big exhaust pipe
RLV # 4104 muffler
Ages 15 and up
Run What Ya Brung
Minimum weight 375
1 Engine
4 tires ( Slicks only)
Ages 15 and up
Limited Predator Super Heavy 450 * See Limited Predator Engine Rules
Minimum weight 450
Tires: Slicks only
Track gas
Stamped steel drum shoe type clutch only
5800 rpm rule- can be checked at any time
Option: Spec parts sold only by ABB Kart Parts- Header pipe-Air filter-Air Filter Adapter
Ages 15 and up
Limited Predator Heavy 425 *(See Limited Predator Engine Rules)
Minimum weight 425
Tires: Slicks only
Track gas
Stamped steel drum shoe type clutch only
5800 rpm rule- can be checked at any time
Option: Spec parts sold only by ABB Kart Parts- Header pipe-Air Filter-Air Filter adapter
Ages 15 and up
Limited Predator 375 * (See Limited Predator Engine Rules)
Minimum weight 375
Tires: Slicks only
Track gas
Stamped steel drum shoe type clutch only
5800 rpm rule- can be checked at any time
Option: Spec parts sold only by ABB Kart Parts- Header pipe-Air filter-Air filter adapter
Ages 15 and up
Limited Predator Senior (Age 45+)*( See Limited Predator Engine Rules)
Minimum weight 375
Tires: Slicks only
Track gas
Stamped steel drum shoe type clutch only
5800 rpm rule- can be checked at any time
Option: Spec parts sold only by ABB Kart Parts-Header pipe-Air filter-Air filter adapter
Ages 45 and up
Stock Predator 265 (Beginner)*(See Stock Predator Engine Rules)
Minimum weight 265
Tires: Slicks only
Track gas
Stamped steel drum shoe type clutch only
5800 rpm rule can be checked at any time
Minimum gear ratio 3.23
34 ½ maximum tire circumference
Green restrictor plate
Option-Spec parts sold only by ABB Kart Parts-Header pipe-Air Filter-Air filter adapter
Ages 6-12
Stock Predator 290 *(See Stock Predator Engine Rules)
Minimum weight 290
Tires: Slicks only
Track gas
Stamped steel drum shoe type clutch only
5800 rpm rule-can be checked at any time
Minimum gear ratio 3.23
34 ½ maximum tire circumference
Green restrictor plate
Option: Spec parts sold only by ABB Kart Parts-Header pipe-Air filter-Air filter adapter
Ages 8-14
Limited Champ Predator 400* (See Limited Predator Engine Rules)
Minimum weight 400
Tires: Slicks only
Track gas
Stamped steel drum shoe type clutch only
5800 rpm rule- can be checked at any time
Option: Spec parts sold only by ABB Kart Parts-Header pipe-Air filter-Air filter adapter
Ages 10 and up
Limited Champ Predator 425 *(See Limited Predator Engine Rules)
Minimum weight 425
Tires: Slicks only
Track gas
Stamped steel drum shoe type clutch only
5800 rpm rule- can be checked at any time
Option: Spec parts sold only by ABB Kart Parts-Header pipe-Air filter-Air filter adapter
Ages 15 and up
Brunswick Mini Cup Cars
Minimum weight 740
Tires: Slicks only
Track gas
Ages 13 and up
See Mini Cup Car Rules
PREDATOR RULES
212 Harbor Freight engine only.
Engine may be checked at any time by tech.
The air filter must be installed per factory if original is used.
The exhaust must be installed per factory if the original is used.
The engine must have a key way in the flywheel.
The engine must pass a test on the stand if asked. 5800 maximum
You must run the factory gas tank.
You must run track gas.
You may disconnect throttle stop screw.
You may only bolt on a chain guard and throttle kit.
You may unplug the oil sensor.
You may vent the gas cap.
Check valve must be used in gas tank top.
Winner’s engine may be protested by any racer in the field immediately after their race.( $75. Tech man gets $25)
Only the driver and 2 others allowed in tech area.
Anyone who refuses a protest will lose 100 points or a $100 fine.
Claim Rule: Stock Predator $200 Limited Predator $250 If you refuse to sell, you lose100 points or $100 fine.
Limited Predator Engine Rules:
5800 max RPM rule
Valve Springs 10.8 lbs.
Carb. 615 Max bore
Stock Flywheel Min. SLB
Cam
Option: Spec header pipe and air filter adapter BLUE
Stock Predator Engine Rules:
5800 Max RPM rule
Valve Springs 10.8 lbs
Carb. 615 Max bore
Stock Flywheel Min. SLB
Stock Cam
Option: Spec header pipe and air filter adapter GOLD
*Rules are subject to change
BRUNSWICK SPEEDWAY ENGINE PROTEST RULES (Clones)
Only the race winner may be protested. The driver protesting must have on his/her self a signed, written statement of protest and $100 cash. This is to be presented to the scale attendant immediately upon completing the race. The race winner must immediately accept or refuse the protest. If found legal the driver being protested receives $75. If found illegal, the protester is refunded $75.
The engine cannot leave the tech area until checked- unless tech seals the engine- which will allow for it to be run in another class.
During tech procedure only one representative for each side will be allowed in the tech building.
Track Rules 2021
Though not associated with WKA, Brunswick Speedway will use the WKA Tech manual for most rules. SOME EXCEPTIONS INCLUDE:
*Tire prep will be allowed.
NO OPEN FLAMES of any type on track premises.
EVERY pit MUST have a WORKING FIRE Extinguisher.
*Any weights >7 lbs to be secured by a 3/8” bolt or two 5/16” bolts and all weights must be double-nutted or cotter keyed or safety wired.
*The front faring specifications (shape of faring and protective strips) will not be followed by Brunswick Speedway.
**Recaps NOT permitted.
**All WKD rule changes after the initial annual Tech Manual has been issued must be approved by the Tech Committee and communicated to the Organization Membership before going into effect.
**Clone motor tech will be per National Karting Alliance (NKA) rules/No claim rule
**6” Champ Karts seat rule will be measured from the middle of the seat to left inside of nerf bar.
**Champ Kart Seat Belts: Belts must have dated SFI tag visible, be in good condition with no fraying or tears, and be no older than (4) four years old
** Helmets: Snell 2005M helmets are NOT acceptable for 2021 for Sprint and Champ karts. Snell 2010M and Snell 2015M are acceptable for Sprint karts but NOT acceptable for Champ karts (must be Snell 2010 or 2015 SA or SAH). Snell CMR and MCS 2007 Youth helmets are acceptable for Sprint and Champ karts.
** NO helmet mounted cameras allowed.
**NO communication allowed with the driver. The Driver shall have NO communication devices of any type.
** Kart must have a current inspection decal before entering the track.
** Drivers must wear helmet, gloves, long pants, long sleeves (jackets preferred). Sturdy shoes (NO open toe).
**All karts must have clutch guards
** All Clones must run Billet flywheels.
** All Champ karts must have a check valve in gas tank.
** Restrictor plates are a safety precaution- there is NO tolerance in hole size.
** One or All karts in any restrictor plate class may be checked at any time.
**Gear ratios may be checked the same way.
**The penalty for an illegal plate is – DQ for that race and a loss of 100 points.
** Rough driving will not be tolerated.
** Driver will be held responsible for unsportsmanlike conduct of anyone in his/her pit.
**All drivers must be entered into a class and have signed all insurance documents before practicing. NO registration refunds after first practice.
** Relief driver must be approved by scorers.
** Twenty (20) laps or 20 minutes per class.
** Three (3) spin rule. If you bring out 3 cautions you will be sent to the pits.
** All karts will be required to have 4 legible numbers on the kart to be scored. If Scoring determines the numbers are non-legible the karter will have to change the numbers as to the approval of Scoring before being allowed to participate. If in doubt, check with scorekeepers prior to heats. Having 4 numbers that are readable by Scorers is a pre tech requirement. Chrome numbers, red numbers on black or black numbers on red or blue are not permitted. If competitor’s numbers are found unreadable by officials, the competitor will be notified and will be required to change them to something that is readable before the problem kart is raced. Approved numbers are mandatory and must be installed before the kart can be approved in pre tech.
** Points are determined by the number of entries in the class. Competitors must run at least one (1) green flag lap in a race and weigh in correctly to receive points for that race.
** Trophy System: Karts entered # Trophies awarded
2-3 1
4-5 2
6-7 3
At times we have only one entry for a class. This entrant will receive a decal for participating, not a first place trophy.
**Eligibility for 2021 year-end Championship jacket/trophy awards: A class must average 3 karts per race and driver must run a minimum of 15 points races in a given class. Competitors must run at least one green flag lap in the race and weight in correctly to receive points for that race. Brunswick Speedway allows for one (1) dropped race for the year, excluding double points race or race for which DQ’d for unsportsmanlike conduct, unapproved gas or oil.
**Rain out policy: Once practice starts it is considered a race (per insurance company).
All registered for classes will receive 15 points per class.
*Rules are subject to change.
** Reserved pit parking spaces are available at a cost of $50 a season for all regular points races.(Does not include special races).
** Sponsorship packages available.
Gates open at 3:30
Practice at 5:00
Heats/Features (approximately) 7:00
Admission for regular races: $10, Children 6 and under free
No open flames of any type allowed on premises
Entry fee per class $25
Concessions
Restrooms
On site parts trailer (ABB Kart Parts ,Inc.)
Contact info: Brunswick Speedway
12550 Christanna Hwy
Lawrenceville, VA 23868
Al Baird, Owner/Operator
434-594-4133 (cell) 434-848-2129 (shop)