Limited Sportsman 2006
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2006
Limited Sportsman
1 Stock Autos only, except as stated!
2 Any 1970 or newer American made automobile except station wagons, trucks, jeeps, convertibles. No Camaro, mustang, or “Pony” type cars. Rear of car must be closed, no holes or flaps. Must have deck lid, after market or homemade OK. Aluminum doors and fenders OK, but must remain stock shape and appearance. After market nosepiece OK. Breather can protrude thought hood. Made quarter panel pieces must start at bottom of bumper, and go in a straight line to wheel opening.
3 Wheel base: Minimum of 108” ˝” tolerance plus or minus allowed. No shortening of frame. Must be stock- No X ing or cutting frame.
a)Fords may run perimeter framed chassis with unified body .Frame must have stock dimensions with no alterations for year model claimed.
4 Weight: 3200 lbs. with driver after race Stock door sides dimensions 3100 lb. Alterations to door side dimensions 3200
5 Tires: street tires 60—70 —series only 275-60-15 , 255- 70- 15 MAX.
6 Wheels: Steel wheels only. No aluminum or magnesium allowed. 8” maximum width. Bead locks on right rear only. Any offsets, wheel spacers ok.
7 Body:
a) All body panels must remain stock in dimensions and contour. All doors must be welded or bolted securely. Cutting for tire clearance is allowed, but it must be neat and not excessive. See line 4
b) Front inner fenders can be removed.
c) All firewall holes must be covered. Firewall may be replaced with sheet metal. Steel or Alum. OK. Must be full fender to fender.
d) All chrome, headlights, and taillights must be removed and holes covered, door handles included.
e) May run a 6” x 60” rear spoiler, must be self supporting , can not go over side of quarter panels. No spill plate, no skirts below nose piece or rocker panel.
f) No exterior mirrors.
g) Radiator must be in stock position.
h) Stock dash can be replaced with neat sheet metal dash Interior spoiler can be no higher than dash.
I) Must have stock firewall.
j) May tie front and rear suspension together, under rocker panel only. Can run 30” square tubing from rear bumper .length between eyes must be stock.
8 Engines:
a) Any OEM stock size engine with flat top pistons. eyebrow legal. Stock type fuel pump. only vacuum systems powered by exhaust legal.
a) Rods: No aluminum or titanium rods. Stock Any steel rod.
c) Crank: Stock OEM crankshafts. No knife edging or lightening cranks, etc. Steel Crank, minimum weight=50lbs. Cast crank minimum weight 48lbs. NO stroking or destroking engines. .For balances purposes throws may be turned ,must matain 1.950 for steel ,1.750 for cast Or may drill.
d) Heads: No angle plug heads on Chevrolets. Stock OEM heads only. No Vortec heads! Any size diameter valve springs Screw in studs and guide plates legal. Roller rocker arms legal. Any steel or titanium retainer.
e) Intakes: Stock cast iron. No port or polishing heads or intake.. Chevrolet engines with less than 363CI may run bowtie cast iron intake. May run any Aluminum intake, (No modifications) Valley pan legal.
f) Carburetor: Holley 650cfm #0-4777. No modifications. 363 ci and above must rum quadrajet.
g) Valves: Steel valves only. Chevrolet max. Valve size 2.020 intake, 1.600 Exhaust. Stock stem diameter.
h) Oil pan: Aftermarket oil pan legal. No dry sumps allowed
i) Cam: Solid lift flat tappet cam. Maximum .500 lift at valve checked with .025 lash
j) Stud Girdle legal
k) Any timing chain, no belt or gear drives.
l) Block: Any oem Chevy , or ford cast block Straps or spayed caps ok.
9 Clutches: Triple disc clutch is OK. Must have stock automatic OEM flywheel. Minimum 5 ˝” diameter clutch. No carbon fiber.
10 Transmissions: Must be stock with at least one each working forward and reverse gear. No lightening of gears, may remove unused gears.
10a Drive shaft min.1 ˝ dia.
11 Engines: . #1 spark plug even with ball joint. No tolerance.
12 Ignition: Any stock type. Brass gear legal. No msd boxes.
13 Rear ends: May run 9”ford or floater, Disc brakes, brake adjusters and racing pedal assembly. Cutting of top trailing arms OK for pinion angle. OEM.BRAKE calipers only, does not have to match year model .NO ALLUMINUM.
a) Leaf spring cars can run 1 adjustable lower block on right side only. Coil springs cars may adjust bottom trailing arm on right side up to 1 in” from stock length .
14 Interiors: Can be boxed in.
15 Top A-arm tube type OK Adjustable buckets on Front springs ok. Shocks must be in stock location. Lowering blocks OK. Adjustable buckets on rear OK
a) All suspension hook up points on chassis must be in stock location.
b) Rear shock location must be stock on top can be moved on bottom for travel length only. ( can not change angle )
c) Aftermarket bushing in A –frames,and trailing arms ok.
16 Glass: All glass must be removed. Lexan can be used in rear side windows.
17 Upholstery: All upholstery must be removed.
18 Radiators must be reinforced. No bump bars.
19 Doors must be welded closed.
20 Headers legal.
21 No heim joints,on any shocks.
22 Fuel cell must be mounted inside of trunk with firewall between driver and fuel cell.
23 Wheels may be reinforced for safety.
24 Seat must be securely mounted to frame and/or roll cage.
25 Fuel: Turbo Blue 110 Only. No additives. Will be check by Track.
26 Cars must have number on side and top. Number must be read from score tower.
27 NOTE: Fords only-Intakes Torker II, Victor Jr. with Aluminum 2 inch spacer plate is legal.
28 Protest any 3 items except bottom $300.00 ,Bottom end $600.00 accepts fee $100.00 track retaining $100.00
Anything not covered or mentioned in the previous rules has to be ruled on when brought up. Track official’s decision will be final. The above rules may be amended at any time. If you have any question about a rule or rules, you should ask the technical inspector. Do not just do what you think is right
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Posted by Teems
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