'width' is a duplicate attribute name. Line 1, position 37.
2010 STOCK FOUR CYLINDER RULES
Weight Limit- 2300 lbs.
Frame
A. Stock for make and model.
Roll Cage
A. All cars must have boxed roll cage with 1 1/2 o.d. v .095" maxi
B. Mum tubing's.
C. Must have 3 bars in left door and 2 bars in right door.
d. Loop around engine compartment permitted.
e. Two bars may run from the top of the main roll cage loop to the rear frame rails.
Wheelbase
A. Stock for make and model.
Suspension
A. Must be stock for make and model.
B. Jack bolts permitted.
C. Racing shocks permitted.
D. Racing springs permitted.
E. Lowering blocks permitted.
F. 1 ½” minimum drive shaft diameter. Steel only.
G. Caster camber plate permitted.
Steering
A. Stock for make and model.
Brakes
A. 3 wheel brake system permitted.
Wheels and Tires
A. 8” wheel max. Bead locks permitted.
B. Any DOT street tire permitted (No recaps or mud grips).
Rear End
A. May be locked.
B. No lightening of rear end in ANY way.
C. No spool permitted in rearend.
Body
A. Outside appearance must be stock.
B. All glass and flammable material must be removed.
C. Headlights, tail lights and wheel covers must be removed.
D. Doors may be hulled for door bars only.
E. Doors must be strapped, welded or bolted.
F. Front wheel wells may be removed.
G. Area between driver and gas tank must be totally covered with sheet metal.
H. Rubber nose permitted. No slope nose will be permitted.
I. Skirts permitted.
J. Deck height on spoiler six inch maximum.
K. Stock appearing aluminum sides and top permitted. Must be stock appearing.
L. Body must be closed in the rear.
Bumper
A. Stock for make and model.
B. Must be securely attached.
C. Must not have exposed sharp edges.
D. Must be track approved.
Flywheel/Clutch
A. Any 16 lb. flywheel permitted.
B. pressure plate and clutch disc must be stock for make and model.
C. No scalloped flywheel permitted
Fuel
A. Gas only.
Radiators
A. Aluminum is permitted.
Starters
A. All cars must start under its own power.
Transmission
A. Stock 3, 4, or 5 speed are permitted.
B. Automatic transmissions are permitted.
C. No modifications.
Safety Requirements
A. Approved helmets and fire suits.
B. Properly mounted 3" quick release lap belt with 2" shoulder harness in good condition.
C. Properly mounted fire extinguisher within drivers reach.
D. Securely mounted fuel tank in trunk.
E. Must have securely mounted bucket type or racing seat.
Engine
A. Must be stock.
B. Must be in original location.
C. Must have original rods.
D. No rotary engines.
E. Any oil pan permitted.
F. No turbochargers.
G. .060 overbore permitted.
H. Crank and heads must be stock no polishing. 3 angle valve job permitted. No cutting below the seat in the head.
I. Flat top piston, on Ford & Chevy.
Heads
A. Must be stock for make and model.
B. Stock, one piece stock replacement valve permitted. Double valve springs permitted.
C. Cam lift 455 max. Hyd. cam only.
D. Cam gear permitted.
E. Stock cast iron manifold or header permitted.
F. Muffler required- NO MUFFLER-NO RACE
G. Chevy cam lift 434 - plus .005 at valve.
H. Shims under lifter permitted.
Intake Manifold
A. Fuel injected intake permitted. No sidewinder intake permitted.
B. No porting or polishing permitted
Carburetor
A. 1” spacer or adapter permitted.
B. 500 carb. Permitted part number 4412, no polishing and porting. No after market carb. Motorcraft or Holly permitted.
Ignition
A. Factory single point or HEI only.
B. Racing coil permitted.
C. No ignition boosters.
D. No rotary engine
E. No front wheel drive
F. No rear engine car
Protest Fees
a. Protest any three (3) items except bottom end- $300
b. Bottom end- $600
c. Acceptance fee- $100 / Track Retains $100
Visual Protest
A. Must be before event starts.
B. Visual fee $50 per item.
Track retains 100% of visual protest.
