Unlimited Open Wheel-Limited Engine
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Unlimited 4 wheel, single and two seat vehicles. Limited to IRS (Independent rear Suspension) No straight axle suspension.
No production bodied vehicles allowed in this class. Engines must be sealed and supplied by a M400 approved engine supplier.
Entrants in this class shall comply with all applicable general regulations.
This class is an open class and all components will be considered open unless restricted herein.
NOTE: The TR abbreviations listed under this class (I.E. TR1 HELMETS) refer to TR cross reference listings in the front of this book. These TR cross-referenced listings are part of the class rules. Where a conflict occurs between the TR cross-referenced listing and a rule contained under this class, the rule contained under this class takes priority. Click here to view the TR cross-referenced listing.
TR2 PROTECTIVE CLOTHING
TR3 EYE PROTECTION and DENTURES
TR4 HEAD AND NECK RESTRAINTS
TR5 FIRST AID KIT
TR6 EMERGENCY SIGNALING DEVICES
TR9 FIRE SUPPRESSION EQUIPMENT
TR10 SURVIVAL SUPPLIES
TR11 SHOCK ABSORBERS and BUMP STOPS
TR12 SECONDARY SUSPENSION
TR13 WHEELS and TIRES
Tire size is thirty seven(37) inches.
STEERING and BRAKE COMPONENTS
TR22 FUEL TANKS
TR23 FUEL FILLERS LINES, VENTS, and CAPS
Fuel cell mandatory.
ENGINE, TRANSMISSION and DRIVELINES
TR24 ENGINE and ENGINE DISPLACEMENT
Engine is limited to a sealed V8. Only the following engines are permitted; General Motors LS3 430 HP 19301326, or 19370416. Must use LS3 engine control kit 19258270, or 19354328.
Ford 5.0L V8 engine part number M-6007-M50C. Must use engine control kit M-6017-M50B.
Ford 3.5 Ecoboost engine. Must use engine control kit M-6000-35TK
Ford 351 V8 part number M-6007-S374W.
Ford 2.0L EcoBoost (turbo charged) 4 cylinder engine, part number M6007-20T. Open electronics.
Ford 2.3L EcoBoost (turbo charged) 4 cylinder engine. Open electronics.
Engines must be obtained and sealed by a M400 approved engine supplier.(see M400
approved engine builder list)
All engines restricted to stock wet sump oil pans. Oil pans may be modified for fit. No dry
sump oil systems allowed.
All engines may use aftermarket fuel rails.
Any water pump, alternator, power steering pump may be used.(No electric water
Oil accumulators are allowed.
Any manufacture wiring loam may be used.
TR25 ENGINE REPLACEMENT
TR29 DRIVE SHAFTS
TR30 FLYWHEEL SHIELDS
TR31 FLUID COOLERS
TR32 AUXILIARY EQUIPMENT
TR33 SUPERCHARGERS and TURBOCHARGERS
VEHICLE SAFETY EQUIPMENT
TR34 ROLL CAGES
TR35 SAFETY HARNESS
TR36 SAFETY NETS
GENERAL VEHICLE COMPONENTS
TR38 DRIVERS COMPARTMENT
TR39 DOORS AND LATCHES
TR44 BUMPERS and HAZARDOUS PROTRUSIONS
TR46 SKID PLATES
TR48 CHASSIS and BODY
TR50 IDENTIFICATION MARKINGS
M400 will assign race numbers.
TR51 ADVERTISING on VEHICLES
TR52 RADIO EQUIPMENT
TR54 TRACKING DEVICE