Central Illinois Truck Pullers
8500# Work Stock Diesel 
1. CHASSIS;  OEM chassis is mandatory. The engine must be in the OEM location for the body used. The vehicle must  retain the full OEM chassis. Wheel tubs, back half conversions, tube chassis etc. are prohibited.
2.BODY; The body must be OEM truck body, including the full bed floor. The body must retain full sheet metal. Metal aftermarket hoods are permitted. No Fiberglass hoods. The hood must be securly closed and latched while truck is hooked to sled. Complete OEM firewall and floorpan are mandatory.  Stock appearing front bumper.
3.Engine; The engine is limited to a stock appearing, no deck plates are allowed, SFI balancer and hardware, OEM make-specific compression ignition engine. The engine is limited to any diesel engine available in a 1 ton or smaller truck. Transplanting is allowed- Cummins into a Ford etc. 
4. Fuel Injection Pump; The fuel injection pump is limited to a stock appearing, OEM engine make specific pump only. The use of multiple high- pressure common-rail fule pumps are allowed. Power Stroke engines with a single factory turbo may utilize a second HPOP. Pumps from different years in the same engine model may be interchanged.
5. Turbocharger; Open S300 Borg-Warner- T4 foot max with T4 bolt pattern. Must be Borg Warner front to back. No billet center sections. No cut/welded eshaust housing or compressor housings. 4 inchcompressor inlet. Exhaoust housing must be visible for inspection. Stock appearing  may run Borg Warner S300 center section. No billet centers. Recast covers allowed must be OEM dimensions. No S400 parts allowed. 6.4 power stroke both turbos must be stock appearing.
6. Fuel; The fuel must be pump #1 or #2 diesel only. Soy/ Bio-dielsel fuel is permitted. Off-road diesel fuel is prohibited. Fuel cell in bed only. 
7. Exhaust; All trucks must be equipped to direct the exhaust upwards. The exhaust must exit rearward of the driver compartment. Stack thru the hood or fender are prohibited. Two 3/8 bolts must be installed through the exhaust pipe in a cross pattern within a inch of one another as close to turbo as practical.
8. Drive line; Oem transmission and transfer case are mandatory. They must have been and option in 1 ton or smaller truck.
9.Transmission- Transfer case;  Non-OEM transmissions are prohibited. Automatic- aftermarket converters, valve bodies and internal components are permitted. Transmission brakes are prohibited. Any non-OEM floor mounted automatic transmission shifter must be equipped with a spring-loaded positive reverse lockout device to prevent shifter from accidentally being put in reverse. A functional neutral safety switch is mandatory.  Manual; Aftermarket enternal components are permitted. SFI bell housing or SFI blanket required. Transfer-case; Non OEM tranfer cases are prohibited. It must have been an option in a 1 ton or smaller truck.
10 Suspension Front; The upper mounting point fro the strut assemblies must be in factory location. Adjustable caster/camber pillow ball mounts are permitted. The lower control arm may be  strenghthened providing factory mounting points to chassis are maintained. The lower mounting point for the strut assembly may be modified for improved caster or camber. Stut tower braces, lower tie bars, sway bars, and limit straps are permitted. Traction bars and devices are permitted.
11. Suspension Rear; An OEM- style suspension is mandatory. Lowering or raising the trucks height with suspension modifications is permittted. Traction bars and devices are permitted; they must bolt on only, welds are allowed for attachment to frame or axle housing. Control arms may be strengthened or replaced provided all original mountion points are retained. All rear suspensions must use at least on working shock absorber per wheel.
12. Rear- End; Non-OEM rearend housings are prohibited. The rear end must have been and option on a 1 ton or smaller truck. Rear axle bolts must be covered by cap or shield.
13. Driveshft Loops; All trucks must have at least six inch wide u-joint shields around the rear u-joint construckted of at least 1/4 steel or 3/8 aluminum that will contain the u-joint and teh end of the shaft. All shields must be securely mounted to the vehicle. All front shft u-joints that are visible from the side of the truck must be shielded to contain u-joint and end of shaft.
14. Tires; The tires must be DOT street tires. Cuts are prohibited. Single wheel trucks 4- 35 inch max tire or metric equivalent. Dual wheel trucks 6-33 inch max or metric equivalent.
15.Wheel base; The truck must retain the original factory wheelbase and track width. OEM facory dual wheel trucks are permitted. Conversions must be factory OEM parts.
16. Hitch; The hitch must be reciever style hitch, solid mounted, ridged in all directions. Reciever trear bracket must be mounted and attached no more than 8 inches forward of the rear of the frame. Reinforcement are permitted. Reinforcements must not extend forward of the center line of the rear axle.Trick hitches prohibited. The hoolking point must be the rear most  point on the truck and must be rearward of the stocklocation of the tailgate. The hitch must be horixontal to the ground and stationary in all directions. The hitchs height may not exceed 26 inches. The hooking point must have a minimum 3075 inch inside diameter opening for the sled hook. The hooking point will be measured from the center of the clevis loop. Reece receiver with solid square shaft, clevis are allowed if using DMI or solid shaft.  26 inch hitch hieght.
17. Steering; The vehicle must retain the full OEM steering gear and power steering assistance if so equipped. Additional stabilizers are permitted. Non OEM power assist prohibited.
18. Batteries; Batteries must be securely mounted. They are prohibited from being in the driver compartment or forward of the radiator core support.
19. Brakes; Four wheel hydraulic brakes are mandatory.
20. Cooling system; Radiator must be in stock location and be of stock size.
21. Interior; A complete interior , including dashboard, door panels, headliner, etc is mandatory. All factory controls must be retained and operative ( lights , signals horn, wipers, etc). No hand throttles. If truck equipped with heavy tinted windows they must be rolled down during hook.
22. Street Equipment; Complete headlight and tail light assemblies are mandatory and must be operative. OEM windshield and windows are mandatory. Windows must work.
23. Driver restraint; OEM restraint system is mandatory and must be used.
24. Ballast; Front wieght bracket and suit case weights are permitted. No weight boxes. No weights in cab. Weights in bed must be secured. Weights may be no more than 60 inches forward of the centerline of front axle. Loss of weight under green flag will result in disqualification.
25. Fire extinguishing ; A fire extingishing system is permitted and should be securly mounted.
26 . Fuel additives:  Water injection, Nitrous, propane or any other oxygen extenders is prohibited. All system components must be unplugged or removed from truck.
27.Kill switch; A Kill switch is required.
28. Tow vehicle; Tow vehicle are prohibited , you are not allowed to pull truck up to track with vehicle.
29. Weight ; 8500 # with driver.