need help
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Member
Joined: Jan 2012
Posts: 172
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From: lovespark,IL
Car: 87 firebird did V8 swap
Engine: sbc 350
Transmission: 700r4 shift kit and stall
need help
ok i know this isnt thirdgen related but i had noone else to ask so i need ur guys help i need u guys to come up with ways to put my circle track engine in the "gray" area ill post rules so far it is a 350 bored 60 with the unaltered scat crank and 882 heads with z28 valve springs and a isky 420 lift cam but its not cometitive yet need some tips
This Rockford Speedway Division will compete under the sanctions of NASCAR. The specifications listed will become part of the official NASCAR Rule Book, except in cases of obvious conflict. All technical rules will generally fall within NASCAR and R.A.C.E. specifications. NASCAR officials will resolve any disputes. All drivers in this division must be members of NASCAR and R.A.C.E. to complete.
NOTICE
All equipment is subject to the approval of NASCAR officials. No equipment will be considered as having
been approved by reason of having passed through inspection unobserved. Any equipment which does not conform to specifications or tolerances contained in this NASCAR rulebook, will not be eligible for approval.
Gladiator Enduro Series cars meeting exact 2012 Gladiator Enduro V-8 rules allowed to compete up to 3 (three) times per season.
CONSULT SECTION 7 FOR MINIMUM SPECIFICATIONS WHICH APPLY TO ALL RACING DIVISIONS
1. WHEELBASE AND ELIGIBLE MODELS
1.1 Any American made 1948 to 1994 sedan is eligible with wheelbase of not less than 108” for full frame cars. Chryslers and Ford products with wheelbase of not less than 106".
1.2 El Caminos, station wagons and miscellaneous body styles allowed with approval of Speedway.
1.3 No Camaros, Firebirds, Pintos, T-tops, sunroofs, convertible, jeeps or trucks.
2 THE CAR AND BODY
2.1 Complete bumper-to-bumper steel unibody must be retained.
2.2 The stock steel unaltered floor pan, firewalls, trunk and trunk floor construction must be retained. No sectioning, channeling or chopping allowed. No additional bracing allowed.
2.3 Cars must be strictly stock. No cutting, chopping, shortening or cutting allowed. No holes in the hood or roof. Hood must be kept in place at all times. Stock hinges must be used. Front latch must be removed and racing style hood pins must be used. No threaded rod, wire or bolts. Body sheet metal must be kept in place at all times.
2.4 Front firewall must be sealed. No holes. Rear seat may serve as firewall.
2.5 No lightening of body components: hood, trunk, doors, inner panels, fenders and roof, except clearance for roll
bar installation on front doors.
2.6 Rear wheelwells must be left in place.
2.7 Any sharp protruding objects on cars or in driver’s compartment must be removed.
2.8 All doors must be welded shut.
2.9 Door hinges must remain in place.
2.10 A flush, securely mounted exterior driver’s door protection plate is permitted. No “rub rails.”
2.11 Stock seat may be replaced with a “made for racing” seat with approved installation (see section 7-1.11). Stock
factory retracting shoulder harness must be replaced with a minimum five (5) point racing belt system
2.12 Seat must be mounted in straight-ahead position.
2.13 Dash may be removed when a four-point roll cage, with dash bar installed at dash height between the “A”
posts of the cage, is installed.
2.14 Cars must have complete stock bumpers with welded 1/8” steel corner plates on both sides attaching to
bodywork. No aftermarket nose pieces or tails allowed. 2.15 Each bumper must have 2 safety chains.
2.16 No additional bracing of frame or unibody allowed.
2.17 Front end grill openings may be covered with protective screen.
3 WINDSHIELD AND GLASS
3.1 All glass, head and taillights and mirrors (except front windshield) must be removed. No broken glass in the car. Sweep car clean.
3.2 Full factory glass front windshield or 1/ 8” Lexan with a minimum of 2 center braces required and must be at stock angle. No Plexiglas or screens.
3.3 Cracked windshields must be taped. Cracked windshields that impede vision must be replaced.
3.4 “Racing” style full width mirrors, mounted above windshield, will be allowed on a trial basis.
DETAILED ENGINE SPECIFICATIONS
4 LOCATION
4.1 Engine must be in original stock rubber mounts, in stock location.
5 GENERAL ENGINE CHARACTERISTICS
5.1 Engine must be strictly stock for make & model GM for GM, Ford for Ford, Chrysler for Chrysler
5.2 No after market racing parts.
6 ENGINE DISPLACEMENT
6.1 Stock stroke.
6.2 Overbore of .060 allowed for all makes.
6.3 Maximum cubic inch: GM 360, Ford 362, Mopar 368
7 ENGINE BLOCK
7.1 Engine block exactly as produced by manufacturer. 8 ENGINE PISTONS
8.1 Stock OEM ONLY.
8.2 No “made for racing” pistons.
8.3 Pistons must be the original or same as original.
8.4 “press” pins only
9 OIL PAN
9.1 Stock only, with NO additions or alterations. 10 CRANKSHAFT & BALANCER
10.1 Stock only, replacement must be original OEM.
10.2 Unaltered SCAT #9-10442 or SCAT #9-10526 allowed
11 CYLINDER HEADS
11.1 Stock Heads only.
11.2 No after-market, “Bowtie”, Vortec, swirl port, double hump, SBC angel head, aluminum, high performance or
altered performance heads.
11.3 "305" heads on 305 engines only.
11.4 Altered heads will be confiscated.
11.5 Maximum valve sizes are: GM 1.500 exhaust 1.940 intake
Ford Windsor 1.650 exhaust 1.850 intake Mopar 1.600 exhaust, 1.900 intake
12 INTAKE MANIFOLD
12.1 Must be unaltered stock for that make and model.
12.2 Manifolds origin must be an EGR type street application only.
12.3 Cast iron 2 bbl manifold only.
12.4 Cars with stock OEM 4 bbl. must be replaced with a 2 bbl. cast iron intake.
12.5 1978 or newer cars with OEM engine less than 310 cubic inches, may use original stock OEM 2 bbl. aluminum
intake.
13 CAMSHAFT, VALVE LIFTERS AND ROCKER ARMS
13.1 Hydraulic cams ONLY.13.2 No solid lifters or solid lifter cams. Must pass leak test of minimum of one hundred thousandths.
13.3 Cam lift not to exceed .420 at valve. (Ford / Chrysler cam lift .460)
13.4 Stocklifters.Stockpushrods.Stockrockerarms.
14 COMPRESSION
14.1 Maximumcompressionratioallowedis9.0:1withnotolerance.
15 EXHAUST
15.1 Stock cast iron with no modifications as provided on engine. No center dump styles allowed.
15.2 Exhaust must terminate behind driver pointing downward and within 18" of rear end housing. Two (2") pipes
allowed. No “H” pipes.
15.3 Exhaust must be securely fastened to frame of the car.
15.4 Mufflers 100 decibels @ 100 feet minimum.
16 CARBURETOR
16.1 Carburetor must be stock OEM street applicable.
16.2 Carburetor must be 2 bbl. with Venturi size not to exceed 1 3/16".
16.3 Carburetor gaskets may not exceed 1/4”.
16.4 Must have stock unaltered booster cluster with minimum booster height of .625”
17 CARBURETOR SPACERS
17.1 No spacer plates of any kind.
18 AIR INTAKE
18.1 Stock dry paper air cleaner, maximum of 4" tall. 19 FUEL SYSTEM
19.1 Stock OEM mechanical fuel pumps only.
20 ELECTRICAL / BATTERY
20.1 No dual point distributors.
20.2 Stock distributor, stock coil in stock locations.
20.3 Batteries must be securely mounted under the hood forward of firewall and covered.
21 COOLING SYSTEM
21.1 Stock OEM radiator or aluminum aftermarket radiator ($150 max) in stock location.
21.2 No electric fans.
21.3 One-gallon overflow catch-can must be maintained inside engine compartment.
21.4 No extra engine coolers.
21.5 No antifreeze allowed.
22 CLUTCH -- DOES NOT APPLY
23 TRANSMISSIONS
23.1 Stock automatic transmission with at least three (3) working forward gears. 12” Torque converter. Transmission must have all functions including “Park” No extra transmission coolers.
23.2 Stock type shifter only.
23.3 A single external transmission cooler may be used.
(a) Must be mounted under hood, in front of firewall, behind radiator support on right, between wheel well. (b) Maximum cooler size 10”x15.825”
23.4 No rubber lines used in transmission cooling. Must be steel.
24 DIFFERENTIAL
24.1 Unaltered stock rear end only. 24.2 No posi-traction or limited slips. 24.3 Only one wheel may drive.
25 DRIVELINE
25.1 Must be rear wheel drive. (EIRI)
25.2 Driveshaft must be OEM steel and painted white. 26 BRAKES
26.1 No deviation from stock allowed.26.2 Brake pedal must remain in stock location and mountings with no extensions or blocks.
26.3 Cars must have fully functional unimpeded brakes on all 4 wheels.
26.4 Rear drum brakes only. No brake bias devises allowed
26.5 No after-market brakes or components allowed.
27 FRAMES
27.1 Body and frame components must be the same. Must remain in original OEM configuration for that make and model.
27.2 Complete bumper-to-bumper stock frame and unibody must be retained.
27.3 Stub repairs must maintain OEM measurements.
27.4 Rear frames rails may be repaired with 2”x 3”x .120 minimum wall steel tubing, from the back side of the rear
wheel hump only. One “cross member” using 1 .75" x .090" pipe may be added to attach the frames at the
furthermost rear point before bumper. Trunk floor must remain intact.
28 ROLL BAR INSTALLATION
28.1 Vehicles, with a wheelbase of 113" or less, must be equipped with a roll bar.
28.2 Driver is responsible for installation, construction and workmanship of roll cage.
28.3 Material used must be 1.75" x .090" or better mild steel. No pipe-fittings, galvanized or exhaust pipe, or conduit
allowed. All welding must be electric.
28.4 The roll bar must be located directly behind the driver and reach as close as possible to roof and left side of
car. The roll bar must be back braced with a min of 2 bars, from the top of the bar to the rear car frame no
further than the rearend (or plate on floor) at an approximate 45-degree angle.
28.5 Roll bar members may attach to either the frame or the floor. For floor installation, attach members to 8"x8" or
larger plates which are securely fastened to floor.
28.6 Driver compartment bracing must remain inside the driver's compartment and may not dissect, bisect or pass
through either the engine or trunk firewall.
28.7 “Petty” bar may be installed and attached forward to the right “A” post of the cage only.
28.8 Door bars may be used for driver protection only. In some cases, with approval, door bar may extend from front
firewall to rear wheel well. Bars may not pass through firewall or wheel well.
28.9 Radiator protection bar consisting (a hoop from top to top of frame rail only) with a 45-degree support on each
side allowed.
28.10 A single frame reinforcement bar is allowed on both sides. Bar must be attached to the A post, below the dash
bar, dissect firewall and attach to the front frame, behind and at least 8” from the upper A frame.
28.11 Roll bar installation is subject to inspection that will be closely scrutinized. Refer to illustrations for suggested
minimum installation.
29 SUSPENSION
29.1 Suspension must work and look stock.
29.2 NO modifying of the suspension or mounting location is allowed.
29.3 Any coil spring that fits in stock location with absolutely no modifications allowed.
29.4 No cut springs allowed.
29.5 No spacers, lumber or chains, etc., may be used to alter stock suspension of that car.
29.6 All four corners of frame must measure within 1 inch of level.
29.7 Front wheel camber angle cannot exceed four (4) degrees, positive or negative.
29.8 No rear sway bars allowed.
29.9 No spring jacks, blocked shocks or reverse shackles permitted.
29.10 OEM style small bodied shocks allowed, must fit stock mounts, $40 limit per shock. No “made for racing”, coil
over, overload, cargo ratchet, air assisted or steering stabilizer shocks allowed. No pinching of shocks to stop
travel. PRO Street Stock SS100 Non-Adjustable shock allowed on right front only
30 SPINDLES
30.1 Stock OEM spindles only for that make and model (metric for metric, etc)
30.2 Oversized studs recommended.31 Steering
31.1 Stock steering systems only. Steering column may be replaced with approved collapsible steering shaft, max 32.5” from firewall
31.2 Quick release steel 'dish" type wheels allowed.
32 GROUND CLEARANCE
32.1 Frame rails must maintain a minimum ground clearance of 6 inches at all times, with driver in car.
33 WHEELS
33.1 Mandatory right side reinforced racing type wheel and studs -- left side racing wheels optional.
33.2 Safety wheel offset: Minimum 3”, maximum 4”
33.3 No mags, aluminum, or slotted wheels allowed.
33.4 Oversize lug nuts required on all wheels. Studs must protrude through lugs.
33.5 Maximum wheel size: seven (7) inches x sixteen (16) inches.
33.6 No wheel spacers allowed.
33.7 Black wheels must be painted white, silver or yellow on back side of wheel completely.
34 TIRES
34.1 Only tire allowed is Forest City Tire Branded radial tire, sold by Forest City Tire Sales.
34.2 Any loss of a wheel or tire requires driver to immediately leave the race track
34.3 Undocumented, unauthorized or unmarked tires will result in immediate disqualification, loss of all points and
purse earned and a minimum two-week suspension from competition.
35 WEIGHT
35.1 3,500lb minimum all cars.
35.2 Weight determined by Rockford Speedway scale.
35.3 Added weight must be securely mounted to rear frame rail, located between frame rails behind differential.
35.4 Ballast weight must be painted white with car number painted clearly on it.
35.5 No weight allowed in trunk.
36 GAS TANK INSTALLATION
36.1 The stock gas tank must be removed and replaced with a securely mounted 6-gallon outboard marine type tank, plastic or steel.
36.2 Tank must be installed above rear frame rails, in center of trunk, as far forward as possible ahead and securely mounted. Tank must fill from inside trunk. No holes in trunk lid. One fuel tank only.
36.3 Fuel tank must be secured by four (4), over the tank (two each direction), 1.5" x .125" straps.
36.4 Fuel cells are optional. Maximum of 12 gallon capacity. No filler tubes. Vent tube must exit outside car.
36.5 The fuel line must exit from the top or side of the tank. No fuel lines in the driver’s compartment.
36.6 Fuel tank rupture or fuel spillage will draw an immediate black flag.
37 PERSONAL PROTECTION REQUIREMENTS
37.1 Driver must wear full racing firesuit. No polyester clothing allowed.
This Rockford Speedway Division will compete under the sanctions of NASCAR. The specifications listed will become part of the official NASCAR Rule Book, except in cases of obvious conflict. All technical rules will generally fall within NASCAR and R.A.C.E. specifications. NASCAR officials will resolve any disputes. All drivers in this division must be members of NASCAR and R.A.C.E. to complete.
NOTICE
All equipment is subject to the approval of NASCAR officials. No equipment will be considered as having
been approved by reason of having passed through inspection unobserved. Any equipment which does not conform to specifications or tolerances contained in this NASCAR rulebook, will not be eligible for approval.
Gladiator Enduro Series cars meeting exact 2012 Gladiator Enduro V-8 rules allowed to compete up to 3 (three) times per season.
CONSULT SECTION 7 FOR MINIMUM SPECIFICATIONS WHICH APPLY TO ALL RACING DIVISIONS
1. WHEELBASE AND ELIGIBLE MODELS
1.1 Any American made 1948 to 1994 sedan is eligible with wheelbase of not less than 108” for full frame cars. Chryslers and Ford products with wheelbase of not less than 106".
1.2 El Caminos, station wagons and miscellaneous body styles allowed with approval of Speedway.
1.3 No Camaros, Firebirds, Pintos, T-tops, sunroofs, convertible, jeeps or trucks.
2 THE CAR AND BODY
2.1 Complete bumper-to-bumper steel unibody must be retained.
2.2 The stock steel unaltered floor pan, firewalls, trunk and trunk floor construction must be retained. No sectioning, channeling or chopping allowed. No additional bracing allowed.
2.3 Cars must be strictly stock. No cutting, chopping, shortening or cutting allowed. No holes in the hood or roof. Hood must be kept in place at all times. Stock hinges must be used. Front latch must be removed and racing style hood pins must be used. No threaded rod, wire or bolts. Body sheet metal must be kept in place at all times.
2.4 Front firewall must be sealed. No holes. Rear seat may serve as firewall.
2.5 No lightening of body components: hood, trunk, doors, inner panels, fenders and roof, except clearance for roll
bar installation on front doors.
2.6 Rear wheelwells must be left in place.
2.7 Any sharp protruding objects on cars or in driver’s compartment must be removed.
2.8 All doors must be welded shut.
2.9 Door hinges must remain in place.
2.10 A flush, securely mounted exterior driver’s door protection plate is permitted. No “rub rails.”
2.11 Stock seat may be replaced with a “made for racing” seat with approved installation (see section 7-1.11). Stock
factory retracting shoulder harness must be replaced with a minimum five (5) point racing belt system
2.12 Seat must be mounted in straight-ahead position.
2.13 Dash may be removed when a four-point roll cage, with dash bar installed at dash height between the “A”
posts of the cage, is installed.
2.14 Cars must have complete stock bumpers with welded 1/8” steel corner plates on both sides attaching to
bodywork. No aftermarket nose pieces or tails allowed. 2.15 Each bumper must have 2 safety chains.
2.16 No additional bracing of frame or unibody allowed.
2.17 Front end grill openings may be covered with protective screen.
3 WINDSHIELD AND GLASS
3.1 All glass, head and taillights and mirrors (except front windshield) must be removed. No broken glass in the car. Sweep car clean.
3.2 Full factory glass front windshield or 1/ 8” Lexan with a minimum of 2 center braces required and must be at stock angle. No Plexiglas or screens.
3.3 Cracked windshields must be taped. Cracked windshields that impede vision must be replaced.
3.4 “Racing” style full width mirrors, mounted above windshield, will be allowed on a trial basis.
DETAILED ENGINE SPECIFICATIONS
4 LOCATION
4.1 Engine must be in original stock rubber mounts, in stock location.
5 GENERAL ENGINE CHARACTERISTICS
5.1 Engine must be strictly stock for make & model GM for GM, Ford for Ford, Chrysler for Chrysler
5.2 No after market racing parts.
6 ENGINE DISPLACEMENT
6.1 Stock stroke.
6.2 Overbore of .060 allowed for all makes.
6.3 Maximum cubic inch: GM 360, Ford 362, Mopar 368
7 ENGINE BLOCK
7.1 Engine block exactly as produced by manufacturer. 8 ENGINE PISTONS
8.1 Stock OEM ONLY.
8.2 No “made for racing” pistons.
8.3 Pistons must be the original or same as original.
8.4 “press” pins only
9 OIL PAN
9.1 Stock only, with NO additions or alterations. 10 CRANKSHAFT & BALANCER
10.1 Stock only, replacement must be original OEM.
10.2 Unaltered SCAT #9-10442 or SCAT #9-10526 allowed
11 CYLINDER HEADS
11.1 Stock Heads only.
11.2 No after-market, “Bowtie”, Vortec, swirl port, double hump, SBC angel head, aluminum, high performance or
altered performance heads.
11.3 "305" heads on 305 engines only.
11.4 Altered heads will be confiscated.
11.5 Maximum valve sizes are: GM 1.500 exhaust 1.940 intake
Ford Windsor 1.650 exhaust 1.850 intake Mopar 1.600 exhaust, 1.900 intake
12 INTAKE MANIFOLD
12.1 Must be unaltered stock for that make and model.
12.2 Manifolds origin must be an EGR type street application only.
12.3 Cast iron 2 bbl manifold only.
12.4 Cars with stock OEM 4 bbl. must be replaced with a 2 bbl. cast iron intake.
12.5 1978 or newer cars with OEM engine less than 310 cubic inches, may use original stock OEM 2 bbl. aluminum
intake.
13 CAMSHAFT, VALVE LIFTERS AND ROCKER ARMS
13.1 Hydraulic cams ONLY.13.2 No solid lifters or solid lifter cams. Must pass leak test of minimum of one hundred thousandths.
13.3 Cam lift not to exceed .420 at valve. (Ford / Chrysler cam lift .460)
13.4 Stocklifters.Stockpushrods.Stockrockerarms.
14 COMPRESSION
14.1 Maximumcompressionratioallowedis9.0:1withnotolerance.
15 EXHAUST
15.1 Stock cast iron with no modifications as provided on engine. No center dump styles allowed.
15.2 Exhaust must terminate behind driver pointing downward and within 18" of rear end housing. Two (2") pipes
allowed. No “H” pipes.
15.3 Exhaust must be securely fastened to frame of the car.
15.4 Mufflers 100 decibels @ 100 feet minimum.
16 CARBURETOR
16.1 Carburetor must be stock OEM street applicable.
16.2 Carburetor must be 2 bbl. with Venturi size not to exceed 1 3/16".
16.3 Carburetor gaskets may not exceed 1/4”.
16.4 Must have stock unaltered booster cluster with minimum booster height of .625”
17 CARBURETOR SPACERS
17.1 No spacer plates of any kind.
18 AIR INTAKE
18.1 Stock dry paper air cleaner, maximum of 4" tall. 19 FUEL SYSTEM
19.1 Stock OEM mechanical fuel pumps only.
20 ELECTRICAL / BATTERY
20.1 No dual point distributors.
20.2 Stock distributor, stock coil in stock locations.
20.3 Batteries must be securely mounted under the hood forward of firewall and covered.
21 COOLING SYSTEM
21.1 Stock OEM radiator or aluminum aftermarket radiator ($150 max) in stock location.
21.2 No electric fans.
21.3 One-gallon overflow catch-can must be maintained inside engine compartment.
21.4 No extra engine coolers.
21.5 No antifreeze allowed.
22 CLUTCH -- DOES NOT APPLY
23 TRANSMISSIONS
23.1 Stock automatic transmission with at least three (3) working forward gears. 12” Torque converter. Transmission must have all functions including “Park” No extra transmission coolers.
23.2 Stock type shifter only.
23.3 A single external transmission cooler may be used.
(a) Must be mounted under hood, in front of firewall, behind radiator support on right, between wheel well. (b) Maximum cooler size 10”x15.825”
23.4 No rubber lines used in transmission cooling. Must be steel.
24 DIFFERENTIAL
24.1 Unaltered stock rear end only. 24.2 No posi-traction or limited slips. 24.3 Only one wheel may drive.
25 DRIVELINE
25.1 Must be rear wheel drive. (EIRI)
25.2 Driveshaft must be OEM steel and painted white. 26 BRAKES
26.1 No deviation from stock allowed.26.2 Brake pedal must remain in stock location and mountings with no extensions or blocks.
26.3 Cars must have fully functional unimpeded brakes on all 4 wheels.
26.4 Rear drum brakes only. No brake bias devises allowed
26.5 No after-market brakes or components allowed.
27 FRAMES
27.1 Body and frame components must be the same. Must remain in original OEM configuration for that make and model.
27.2 Complete bumper-to-bumper stock frame and unibody must be retained.
27.3 Stub repairs must maintain OEM measurements.
27.4 Rear frames rails may be repaired with 2”x 3”x .120 minimum wall steel tubing, from the back side of the rear
wheel hump only. One “cross member” using 1 .75" x .090" pipe may be added to attach the frames at the
furthermost rear point before bumper. Trunk floor must remain intact.
28 ROLL BAR INSTALLATION
28.1 Vehicles, with a wheelbase of 113" or less, must be equipped with a roll bar.
28.2 Driver is responsible for installation, construction and workmanship of roll cage.
28.3 Material used must be 1.75" x .090" or better mild steel. No pipe-fittings, galvanized or exhaust pipe, or conduit
allowed. All welding must be electric.
28.4 The roll bar must be located directly behind the driver and reach as close as possible to roof and left side of
car. The roll bar must be back braced with a min of 2 bars, from the top of the bar to the rear car frame no
further than the rearend (or plate on floor) at an approximate 45-degree angle.
28.5 Roll bar members may attach to either the frame or the floor. For floor installation, attach members to 8"x8" or
larger plates which are securely fastened to floor.
28.6 Driver compartment bracing must remain inside the driver's compartment and may not dissect, bisect or pass
through either the engine or trunk firewall.
28.7 “Petty” bar may be installed and attached forward to the right “A” post of the cage only.
28.8 Door bars may be used for driver protection only. In some cases, with approval, door bar may extend from front
firewall to rear wheel well. Bars may not pass through firewall or wheel well.
28.9 Radiator protection bar consisting (a hoop from top to top of frame rail only) with a 45-degree support on each
side allowed.
28.10 A single frame reinforcement bar is allowed on both sides. Bar must be attached to the A post, below the dash
bar, dissect firewall and attach to the front frame, behind and at least 8” from the upper A frame.
28.11 Roll bar installation is subject to inspection that will be closely scrutinized. Refer to illustrations for suggested
minimum installation.
29 SUSPENSION
29.1 Suspension must work and look stock.
29.2 NO modifying of the suspension or mounting location is allowed.
29.3 Any coil spring that fits in stock location with absolutely no modifications allowed.
29.4 No cut springs allowed.
29.5 No spacers, lumber or chains, etc., may be used to alter stock suspension of that car.
29.6 All four corners of frame must measure within 1 inch of level.
29.7 Front wheel camber angle cannot exceed four (4) degrees, positive or negative.
29.8 No rear sway bars allowed.
29.9 No spring jacks, blocked shocks or reverse shackles permitted.
29.10 OEM style small bodied shocks allowed, must fit stock mounts, $40 limit per shock. No “made for racing”, coil
over, overload, cargo ratchet, air assisted or steering stabilizer shocks allowed. No pinching of shocks to stop
travel. PRO Street Stock SS100 Non-Adjustable shock allowed on right front only
30 SPINDLES
30.1 Stock OEM spindles only for that make and model (metric for metric, etc)
30.2 Oversized studs recommended.31 Steering
31.1 Stock steering systems only. Steering column may be replaced with approved collapsible steering shaft, max 32.5” from firewall
31.2 Quick release steel 'dish" type wheels allowed.
32 GROUND CLEARANCE
32.1 Frame rails must maintain a minimum ground clearance of 6 inches at all times, with driver in car.
33 WHEELS
33.1 Mandatory right side reinforced racing type wheel and studs -- left side racing wheels optional.
33.2 Safety wheel offset: Minimum 3”, maximum 4”
33.3 No mags, aluminum, or slotted wheels allowed.
33.4 Oversize lug nuts required on all wheels. Studs must protrude through lugs.
33.5 Maximum wheel size: seven (7) inches x sixteen (16) inches.
33.6 No wheel spacers allowed.
33.7 Black wheels must be painted white, silver or yellow on back side of wheel completely.
34 TIRES
34.1 Only tire allowed is Forest City Tire Branded radial tire, sold by Forest City Tire Sales.
34.2 Any loss of a wheel or tire requires driver to immediately leave the race track
34.3 Undocumented, unauthorized or unmarked tires will result in immediate disqualification, loss of all points and
purse earned and a minimum two-week suspension from competition.
35 WEIGHT
35.1 3,500lb minimum all cars.
35.2 Weight determined by Rockford Speedway scale.
35.3 Added weight must be securely mounted to rear frame rail, located between frame rails behind differential.
35.4 Ballast weight must be painted white with car number painted clearly on it.
35.5 No weight allowed in trunk.
36 GAS TANK INSTALLATION
36.1 The stock gas tank must be removed and replaced with a securely mounted 6-gallon outboard marine type tank, plastic or steel.
36.2 Tank must be installed above rear frame rails, in center of trunk, as far forward as possible ahead and securely mounted. Tank must fill from inside trunk. No holes in trunk lid. One fuel tank only.
36.3 Fuel tank must be secured by four (4), over the tank (two each direction), 1.5" x .125" straps.
36.4 Fuel cells are optional. Maximum of 12 gallon capacity. No filler tubes. Vent tube must exit outside car.
36.5 The fuel line must exit from the top or side of the tank. No fuel lines in the driver’s compartment.
36.6 Fuel tank rupture or fuel spillage will draw an immediate black flag.
37 PERSONAL PROTECTION REQUIREMENTS
37.1 Driver must wear full racing firesuit. No polyester clothing allowed.
