Pony Rules

2012 North Georgia 4-Cylinder RWD Pony Rules

RaceCeiver Required, No other radios or communication equipment or mirrors allowed at any time.

 

BODY:

A. This class is for cars that have a unibody with a full stock floor pan and steel body.

B. Any car that has an aluminum body or body parts will take a 50 lb. weight penalty.  This penalty may increase at any time.

C. No tube cars.

D. 6” Max. Rear spoilers allowed.

E. Maximum wheelbase is 101 inches (+ – 1-inch).

Minimum wheelbase is 92 inches (+ – 1-inch).

F. Wheelbase must match body.

G. No front-wheel drives.

H. No rear engines cars.

I. No independent rear suspensions.

J. No rotary engines.

K. Interior body panels and dash may be removed.

L. All plastic, glass, emblems, etc. must be removed.

M. All exterior body panels and hood must be stock.

N. Front and rear bumper covers allowed, covers must be made of rubber or flexible plastic material.

O. Stock type bumpers or tube bumpers.

P. No skid plates, bars, and pipes anywhere on racecar.

SUSPENSION:

A. Screw jack permitted.

B. No coilovers.

C. Differential may be locked.

FUEL:

A. Gas only.

B. Racing fuel allowed.

C. Fuel cell may be relocated to trunk area.  Must have adequate firewall between the driver and fuel cell.

ENGINE:

A. Engine must be in stock location.

B. Inline 4 cyl. engines only.

C. All engines must have flat top pistons, any engine with dome pistons will not be legal for this class.

D. Maximum Bore & Stroke (This is std. bore + 0.060)

GM 2.5 Bore – 4.060 Stroke – 3.000 must weigh 2500 lbs.

Ford 2000cc Bore – 3.635 Stroke – 3.029 must weigh 2050 lbs.

Ford 2300cc Bore – 3.841 Stroke – 3.126 must weigh 2300 lbs.

Toyota 20R Bore – 3.544 Stroke – 3.504 must weigh 2250 lbs.

Toyota 22R Bore – 3.682 Stroke – 3.504 must weigh 2450 lbs.

Any engine not listed, consult Tech Inspector.

E. No porting or polishing of head or intake.

F. Multi – angle valve job allowed.

G. Single valve springs only.

H. No adjustable cam pulley may use a multi keyway cam pulley.

I. Headers permitted.

J. Any hydraulic lift cam allowed for the GM 2.5 and Ford 2300cc.

K. No hydraulic rollers in any engine or solid lift cams in the 2300 Ford allowed.

L. Ford 2000cc & Toyota 20R & 22R solid lift cams allowed.

Ford 2000cc & Toyota 20R & 22R may use any lift cam.

M. No roller cams of any kind.

N. Maximum valve size: 1.740 Intake – 1.500 Exh.

O. Stock distributor or MSD only

P. Aftermarket water pump and crank pulley allowed.

Q. Stock Intake manifold only.

R. May use one carburetor spacer or adapter 1 inch total thickness + .040 tolerance / No part of spacer or adapter may enter intake plenum and two standard gaskets (maximum 0.080 inch thick), one gasket between intake to spacer or adapter to carburetor.

S. Carburetor any Motorcraft or 350 Holley Max.

T. No 500 cfm holleys.

U. No fuel injection.

V. No Aluminum 2000 or 2300 Ford heads.

TRANSMISSION & CLUTCH and FLYWHEEL:

A. Stock OEM type transmission only and must have working forward and reverse gears.

B. Stock type clutch and pressure plate.

C. Racing clutches or ram couplers add 70 lbs.

D. Stock steel flywheel only, flywheel must wheel a minimum of 16 lbs.

TIRES & WHEELS:

A. Steel wheels only (max. 8” width).

B. Street tires only, D.O.T. street tread tires only, Maximum nine (9) inch tread width.

C. No kind of racing tires with D.O. T. stamp, must be (D.O.T. street tread tires only).

D. Bead locks permitted.

E. No recaps.

PUSH BARS:

A. Push bars front and rear permitted.

B. Front push bar must stay behind front bumper.

C. Rear push bar may be attached to rear bumper.

WEIGHT:

A. This is base weight not counting any penalty’s:

GM 2.5 must weigh 2500 lbs.

Ford 2000cc must weigh 2050 lbs.

Ford 2300cc must weigh 2300 lbs.

Toyota 20R must weigh 2250 lbs.

Toyota 22R must weigh 2450 lbs.

Any engine not listed, consult Tech Inspector

B. One pound per lap burn off after race.

C. All weight must be bolted on.

D. Track reserves the right to adjust weights in interest of competition should it deem necessary.

SAFETY:

A. All car must have 3 inch seat belts with shoulder harness and must be attached to roll cage.

B. We strongly recommend that all cars have an approved fire extinguisher system, securely mounted, within easy reach of the driver.

C. A 5 lb. Halon System is recommended is recommended.

D. All drivers must wear a complete fire suit.

PONY PROTEST FEES

$200.00 to pull head, check head, intake, carburetor and bore & stroke.

$150.00 to pull transmission and check clutch and weigh flywheel.

 

NOTE: The 8 rule / We will allow .008 thousandths on the Valves and the bore and stroke.

Track reserves the right to delete, change, or amend rules in the interest of competition.