DELAWARE SPEEDWAY

2008 CLASS STRUCTURE FOR REGULAR RACES

All Classes per 2008 IKF Rules

KID KART Kid Kart with Comer 50cc Engine with Restrictor Gearing = 10T #219 Driver / 89T #219 Axle Sprocket Weight = 150# Rear Tires = Burris 11x5.5-5 TX11 ONLY Front Tires = Any Manufactured Grooved Tire (Rain tire ok) Fuel = Gas & Oil Ages = 5-7

ROOKIE GAS Briggs Flathead with Purple 0.425" Restrictor / Weight = 235# Briggs Animal with Purple 2 Hole Restrictor / Weight = 270# Fuel (Both) = Pump Gas (From the Delaware Station) Spec Gear Ratio = 4.30 +/- .05 Tires = Any Burris Tires Ages = 6-9

JUNIOR I YAMAHA Yamaha KT100S with WA55B Carb & SSX-V Muffler Weight = 235# New Cylinder Tires = Any Burris Tires (Regular Races) Ages = 8-11

JUNIOR I BRIGGS Briggs Flathead with 0.425" Restrictor (Blue) / Weight = 235# Briggs Animal with 0.251" Restrictor (Black) / Weight = 270# Fuel (Both) = Methanol Tires = Any Burris Tires (Regular Races) Ages = 8-11

JUNIOR II YAMAHA Yamaha KT100S with 0.850" Restrictor & YBX Muffler Weight = 310# New Cylinder Tires = Any Burris Tires (Regular Races) Ages = 12-15

JUNIOR II BRIGGS Briggs Flathead with 0.500" Restrictor (Red) / Weight = 285# Briggs Animal with 0.313" Restrictor (Gold) / Weight = 320# Fuel (Both) = Methanol Tires = Any Burris Tires (Regular Races) Ages = 12-15

JUNIOR CHAMP Briggs Animal, Unrestricted Weight = 340# Fuel = Methanol Tires = Any Burris Tires Ages = 8-15

4 CYCLE STOCK MEDIUM Briggs Flathead / Weight = 345# Briggs Animal / Weight = 380# Fuel = Methanol Tires = Any Burris Tires (Regular Races) Ages = 16 & Over

4 CYCLE STOCK HEAVY Briggs Flathead / Weight = 360# Briggs Animal / Weight = 395# Fuel (Both) = Methanol Tires = Any Burris Tires (Regular Races) Ages = 16 & Over

ADULT CHAMP Briggs World Formula / Gas Blue Wazoom Animal / Methanol Weight = 410# Tires = Any Burris Tires Ages = 16 & Over

YAMAHA HEAVY Yamaha KT100S Weight = 370# Fuel = Gas & Oil Tires = Any Burris Tires (Regular Races) Ages = 16 & Over

2 CYCLE PRO Yamaha KT100S Engine / Gas & Oil / Weight = 330# 100cc Piston Port Engine / Gas & Oil / Weight = 350# 100cc Reed or Rotary / Gas & Oil / Weight = 370# Single Engine Open / Methanol / Weight = 380# DUAL 100cc Piston Ports / Gas & Oil / Weight = 390# DUAL 100cc Reeds / Gas & Oil / Weight = 430# Fuel (All) = Gas & Oil Tires = Any Burris Tires (Regular Races) Ages = 16 & Over

2008 CLASS STRUCTURE FOR IKF REGIONAL EVENTS

All above classes and these additional classes.

2 Cycle Super Sportsman Yamaha KT100S, SSX-V Muffler 3-Disc Wet Clutch only Weight = 360# Fuel = Gas & Oil Tires = Any Burris Tires Ages = 16 & Over

JUNIOR CHAMP 2 CYCLE Yamaha KT100S, SSX-V Muffler Engine Mounted Clutch / Gas & Oil Weight = 340# Tires = Any Burris Tires Ages = 8-15

SENIOR CHAMP 2 CYCLE Yamaha KT100S Engine / Gas & Oil Weight = 410# Tires = Any Burris Tires Ages = 16 & Over

Spwy Midget Jr Spwy Midget Sp. Stk. Spwy Midget Open See 2008 IKF Tech Manual

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