2025 CLASS STRUCTURE
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Kid Kart
AGES: 5-9
Weight: 150 lbs (200lbs Briggs LO206)
ENGINES: Comer C50/C51/C52, Honda GXH50, Briggs LO206 w/ 4100 rpm coil
Gearing: C50 (10/89), GXH50 (15/89) , Briggs 206 (17/57).
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Briggs 206 Cadet
Ages 8-12
Weight: 245 lbs.
Engine: Briggs & Stratton L0206
Carburetor Slide: Red
Fixed Gear Ratio: TBD
Tires: Hoosier Kartsport R60B 4.5/4.5
CKNA Rules, Briggs 206 Rules
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Briggs 206 Rookie
Ages: 10-12
Weight: 265 lbs
Engine: Briggs & Stratton LO206
Carburetor Slide: Green
Tires: Hoosier Kartsport R60B 4.5/4.5
CKNA Rules, Briggs 206 Rules
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Briggs 206 Junior
Ages: 12-15
Weight: 320 lbs
Engine: Briggs & Stratton LO206
Carburetor Slide: Yellow
Tires: Hoosier Kartsport R60B 4.5/6.0
CKNA Rules, Briggs 206 Rules
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Briggs 206 Novice
Ages 15+
Weight 365 lbs.
Engine: Briggs & Stratton LO206
Carburetor Slide: Black
Tires: Hoosier Kartsport R60B 4.5/6.0 or 7.1
CKNA Rules, Briggs 206 Rules
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Briggs 206 Senior
Ages: 15+
Weight: 365 lbs
Engine: Briggs & Stratton LO206
Carburetor Slide: Black
Tires: Hoosier Kartsport R60B 4.5/6.0 or 7.1
CKNA Rules, Briggs 206 Rules
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Briggs 206 Masters/Heavy
Ages: 40+ or 200+ lbs
Weight: 390 lbs
Engine: Briggs & Stratton LO206
Carburetor Slide: Black
Tires: Hoosier Kartsport R60B 4.5/6.0 or 7.10
CKNA Rules, Briggs 206 Rules
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Ignite Junior
Ages: 12-15
Weight: 320 lbs
Engine: Briggs & Stratton LO206
Carburetor Slide: Yellow
Tires: Hoosier Kartsport R80 4.5/6.0
Ignite Rules, Briggs 206 Rules
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Ignite Senior
Ages: 15+
Weight: 360 lbs
Engine: Briggs & Stratton LO206
Carburetor Slide: Black
Tires: Hoosier Kartsport R80 4.5/7.1
Ignite Rules, Briggs 206 Rules
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Ignite Heavy
Ages 15+ & 200+ lbs
Weight: 400 lbs
Engine: Briggs & Stratton LO206
Carburetor Slide: Black
Tires: Hoosier Kartsport R80 4.5/7.1
Ignite Rules, Briggs 206 Rules
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Briggs Super Stock
Ages 15 and up
Weight: 380 lbs
Faster Motors rule set with blue coil, methanol fuel
CIK body work
Tires: Hoosier 4.5/10-5 R60B tires front, 6.0/11-5 R60B or 7.1/11-5 R60B rear
CKNA max wheel width rules
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MiniSwift
Ages 8 – 12
Weight 245 lbs.
Engine:IAME Swift 60cc
Tillotson HW-31A carb
Hoosier 4.5/10-5 R60B tires front and rear
WKA engine tech rules (IAME OEM stock pipe and exhaust header as supplied by manufacturer)
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KA100 Junior
Ages: 12-15
Weight: 320 lbs
Engines: IAME KA100 (27mm header), Vortex ROK VLR (Junior Header),
Tires: Hoosier Kartsport R60B 4.5/6.0
WKA Rules
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KA100 Senior
Ages: 15+
Weight: 360 lbs
Engines: IAME KA100 , Vortex ROK VLR
Tires: Hoosier Kartsport R60B 4.5/7.1
WKA Rules
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TAG Senior
Ages: 15+
Weight: 365 lbs
Engines: X30, Leopard, Rotax, ROK
Tires: Hoosier Kartsport R60B 4.5/7.1
WKA Rules
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TAG Masters / Heavy
Ages: 40+ or 200+ lbs
Weight: 405 lbs
Engines: X30, Leopard, Rotax, ROK
Tires: Hoosier Kartsport R60B 4.5/7.1
WKA Rules
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125 Shifter Senior
Ages: 15+
Weight: TBD
Engines: TBD
Tires: Hoosier Kartsport R60B 4.5/7.1
WKA Rules
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Vintage Exhibition
This class is an open race format. It is to be used to allow the VKA racers to come and run with our track during our normal event structure. All of the VKA safety/tech/class rules apply. You show up, we will run you.
