GSR Kartway Divisions. GSR Race Night Rules. This is the form that we will be using for tech inspection.
Amendments to the NKA rules are listed below the classes at the bottom of the page.

Kiddie Kart* Age: 5 to 7. Minimum Weight: 155 lbs. kart & driver after the race. Engine: Comet c50/ c51
unaltered stock or the SEALED L0206 engine following NKA Kid Kart rules. Carb slide will be part #555732
(Black)
0.310 max opening, with 4100 RPM coil. Fuel: gas only.

Rookie Box Stock (NKA Cadet) Age: 7 to 12. Minimum Weight: 265 lbs. kart & driver after the r
ace. Engine: Briggs SEALED LO206 engine to be run "out of the box" and will follow the NKA
rules for this
engine.  Carb slide will be part #555732 (Black)
0.310 max opening. Carb locking cap part #555726 "Green"
coil. 6150 RPM Max. MUST be present.

Box Stock (NKA Novice) Age: 8 to 12. Minimum weight 265 lbs kart and driver after race. Briggs SEALED 6.5
HP LO206 engine to be run "out of the Box".  Carb Slide will be part #555735 (Purple)
0.342 max opening.
Carb locking cap part #555726 MUST be present. Fuel: 93 octane or less "Pump Gas."

Racing For Education* This is a New London Middle School program. Please contact Mark Locy for
questions.

Sportsman L0206 (NKA Masters) Age 12 and up. Minimum weight 350 lbs kart and driver after race.  
Engines must have factory unaltered seals installed.  Maximum 93 octane or less "Pump Gas", no ethanol.

SEALED 6.5HP Animal LO206 engine to be run "out of the Box" to follow NKA LO206 rules. All major
components must be sealed including block and head. Fuel: 93 octane or less "Pump Gas."

Senior L0206 (NKA Masters) Age 30 and up. Minimum weight 375 lbs kart and driver after race.  Engines
must have factory unaltered seals installed.  Maximum 93 octane or less "Pump Gas", no ethanol.

SEALED 6.5HP Animal LO206 engine to be run "out of the Box" to follow NKA LO206 rules. All major
components must be sealed including block and head. Fuel: 93 octane or less "Pump Gas."

JUNIOR II (NKA Junior II Legacy) Ages 8 to 12, weight minimum 290 lbs. kart and driver after race. Briggs SE
ALED 6.5HP LO206 engine to be run "out of the Box".  Carb Slide will be part #555734 (Blue). Carb locking
cap part #555726 MUST be present. Fuel: 93 octane or less "Pump Gas."

Also allowed: Briggs Animal NKA Stock engine with a Blue/Torquoise restrictor plate top hole .275 and
bottom hole of .325 on alcohol fuel.

Junior III  Ages 12 to 15. Minimum weight of kart and driver after race is 320lbs. Briggs SEALED 6.5HP LO20
6 engine to be run "out of the Box".  Local option custom Carb Slide can be purchased at GSR Kartway.
Carb locking cap part #555726 MUST be present. Fuel: 93 octane or less "Pump Gas."

Also Allowed: Briggs NKA  Stock Animal engine with .575 Gold single hole Restrictor Plate on alcohol fuel.

Animal Pro Ages 15 and up. Minimum weight of kart and driver after race is 360lbs. Briggs NKA Stock
Animal engine. Throttle Slide: OEM item only. Minimum length top edge of slide to deepest part of cut away
1.142".

Junior Winged Outlaw Ages 12 to 18 - other ages may be approved by promoter, contact Brandon 920-915-
1471. Minimum weight 325lbs kart and driver after race. Burris Tires on all 4 corners. You must run a Burris
QRC55 on the right rear. Must run a NKA legal drum/shoe style clutch.

Engines allowed:
1) Briggs Sealed "Mitchell Motorsports" Animal engine on 93 octane or less pump gas.
2) NKA Animal Pro engine on alcohol
3) "Super Stock" refurbished LO206 engine on 93 octane or less pump gas. Call Faster Motors or Brandon
for engine specifications.

Winged Outlaw 250 Class Ages 14 and up. Minimum weight is 430lbs kart and driver after race. Single
Cylinder stock stroke and rod length as per manufacture year, model and engine specifications. No after
market big bore kits, no after market stroker kits, Maximum cylinder displacement 265cc. After market
pipes, heads and intakes allowed. Naturally aspirated carburetors allowed. "Gas only." No nitrous oxide.
Burris tires on all 4 corners. Right rear must be a Burris QRC55. (This class is based on Hi-Go Raceway
platform)

Winged Outlaw 500 Class Ages 16 and up. Minimum weight is 450lbs kart and driver after race. Single
cylinder (2 Strokes) 550cc max displacement. (4 strokes) 600cc max displacement. After market pipes,
heads and intake allowed. 4 strokes may use fuel injection, only if the motor came from factory with fuel
injection. No after market fuel injection, naturally aspirated carburetors allowed both motors. Gas only. Not
nitrous oxide. Burris tires on all 4 corners. Right rear must be a Burris QRC55. (This class is based on Hi-
Go Raceway platform)

Oshkosh Kids Kart Club* The Karts are based on the Kids Kart Club Program. Novice, intermediate and
Junior. Please visit the website at
kidskartclub.org contact number is 920-720-0085 contacts are:
info@kidskartclub.org

Lawn Mower rules here

*Kiddie Karts, Racing for Education, Junior Winged Outlaw,  and Oshkosh Kids Kart Club are GSR Kartway
divisions only. They may not be legal at other tracks. The classes listed are what we normally run at our
track. We will run any class that races at other tracks in the area. It is best to have 4 or more karts per class
to run.  Please call 920-915-1471 if you have any questions.

All gas is to be standardized to premium fuel without ethanol, and will be graded against premium 91
octane from Kwik Trip.