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DELAWARE SPEEDWAY

2011 CLASS STRUCTURE FOR REGULAR RACES

All Classes per 2011 IKF Rules unless otherwise noted.

KID KART

Kid Kart with Comer 50cc Engine, Gas & Oil
Gearing = 10T #219 Driver / 89T #219 Axle Sprocket
Kid Kart with Junior LO206 Animal Engine, Gas
Gearing = Spec Gear Ratio TBD

Weight = 150#
Rear Tires = Burris 11x5.5-5 TX11 ONLY
Front Tires = Burris 11x5.5-5 TX11 or
                     Any Manufactured Grooved Tire (Rain tire ok)
Ages = 5-7

ROOKIE GAS

Briggs Flathead with Purple 0.425" Restrictor / Weight = 235#
Briggs LO206 Animal with Black 3 Hole Restrictor / Weight = 235#
Briggs Animal with Purple 2 Hole Restrictor / Weight = 270#
Clone with Silver 0.425" Restrictor / Weight = 235#
Fuel (ALL) = Pump Gas (From the Delaware Station)

Briggs Flathead with Black 0.375" Restrictor / Weight = 235#
Fuel = Methanol

Spec Gear Ratio = 4.30 +/- .05
Tires = OPEN
Ages = 6-9

JUNIOR I YAMAHA

Yamaha KT100S with WA55B Carb & SSX-V Muffler
Weight = 235# New Cylinder
Tires = OPEN
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 = OPEN
Ages = 8-11

JUNIOR II YAMAHA

Yamaha KT100S with SSX-V Muffler (4 Hole Can) & .850" Rest.
Weight = 310# New Cylinder
Tires = OPEN
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 = OPEN
Ages = 12-15

IOWA OVAL

Briggs IKF Flathead / Methanol / Weight = 310#
Briggs IKF Animal / Methanol / Weight = 350#
Yamaha Superbox / Gas & Oil / Weight = 360#
Briggs Stock Appearing Flathead / Methanol / Weight = 370#
Briggs IKF World Formula / Gas / Weight = 380#
IKF Blue Wazoom / Methanol / Weight = 380#
F200 per Burris Rules / Gas / Weight = 390#
Modified Animal per WKA Rules / Methanol / Weight = 390#
Tires = OPEN
Ages = 16 & Over

CLONE

Clone Class / Weight 390#
IKF Rules per section #722
RLV #5438C Pipe is Legal
Billet Flywheel is Legal
Fuel  = Gas
Tires = OPEN
Ages = 16 & Over

ADULT CHAMP

Briggs World Formula / Gas
Blue Wazoom Animal / Methanol
F200 per Burris Rules / Gas
Weight = 410#
Tires = Any Burris Tires
Ages = 16 & Over

YAMAHA HEAVY

Yamaha KT100S
Weight = 370#
Fuel = Gas & Oil
Tires = OPEN
Ages = 16 & Over

PRO

UAS Rules
Tires = OPEN
Ages = 18 & Over (16&17 need to talk to promoter)

We will be running ANY IKF Legal class and all above classes for IKF events.

Please email us your questions or comments.
(319)360-9509

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All information subject to change without notice.
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