| Monday, December 29, 2008 | |
2009 SPORTSMAN/LIMITED LATE MODEL RULES
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THIS IS A PROTEST DIVISION
A. Cars
1. Any American manufactured car is eligible for competition with the following exceptions.
a. Any cars categorized or classified as Sports Cars or Sub-Compacts,trucks and vans are ineligible.
2. All cars must be stock.(Except where specified).
3. No radios
B. Bodies
1. Late Model bodies Optional with 8" maximum spoiler. Lexan or Metal O.K.
2. All bodies must remain stock appearing(see late model drawings.)
3. Wheel wells may be cut for minimum tire clearance only.
4. After market steel and/or aluminum bodies may be used and must remain stock appearing.
5. NO fiberglass bodies allowed. Fiberglass roof and hood are allowed. Must be able to prove that these items meet fire retardant standards.
6. Stock type nose pieces are optional.
7. No rub rails. Plastic decal protectors OK.
8. Factory type bumpers or round tubing in original location. NO SHARP EDGES. ALL BUMPERS MUST TURN BACK TOWARD FRAME.
9. No wings, no mirrors.
10. Skirts allowed 6" below front bumper.
11. Must have 3 vertical bars in front of driver made of no less than 3/4" tubing.
12. Pick up truck bodies OK must have stock type nose.
CHASSIS ANS SUSPENSION
1. All front chassis and suspension pieces and parts must be stock and/or equivalent replacement parts. Rear frame optional. 102 inch minimum wheel base to 114 1/2 maximum wheel base. 1" tolerance. All frames from behind front clip must conform to late model specs Section 3 frames O.K.
2. Frames to body or motor of frame optional. Engine to body optional.
3. All front suspension must hook up to original sub location. Upper A-FRAME brackets may be raised for leveling purposes only. Upper A-Frame may be relocated for correct cashier and camber.
4. Steering boxes must remain as supplied by manufacturer.
a. The gear box assembly referred to as a steering quickener is allowed.
b. Steering boxes must remain in stock location for clip being used.
5. Suspension must remain completely stock from frame with the following exceptions:
a. Racing shocks permitted. Steel body shocks only. No aluminum.
b. Wedge bolts permitted
c. Coil over eliminator allowed. No minimum spring size.
d. Tubular A frames optional nonadjustable.
e. Steering rods may be shortened or lengthened
f. Tie rod ends may use steel or aluminum adjustment sleeves plus
Helm tie rods. STEEL HELM JOINTS ONLY.
g. Aftermarkets spindles OK.
h. No rack and pinon steering
6. Sway bars and safety hubs on front are optional
7. Rear leaf spring may be interchanged. No fiberglass springs. Sliders on rear leaf cars permitted. May use carbon fiber leaf springs.
8. Single pan hard bars may be used on coil spring cars only, but must be approved by Tech inspector. Helm ends may be used for mounting. NO adjustments while running.
9. All cars must maintain complete front clips.
10. 3-link suspension or stock type leaf spring. Trailing arms on rear suspension can be steel or aluminum. NO 4 BAR SUSPENSIONS. Birdcages on rear end allowed, but must be bolted to rear end so it cannot swivel. 3rd link may use rubber biscuit type. No spring loaded 3rd link.
D. REAR END
1. Rearend may be locked, interchanged of rearend permitted. 2" offset rearends. Quick change optional. Stock floaters optional. No Detroit lockers or any other ratchet type rear end; spools are authorized, steel or aluminum. Aluminum tube rearends ok.
2. Rear safety hub, Dual spline axle(safety hub) will be allowed. Grand National type.
E. BRAKES
Brakes and clutch pedals may be stock or after market style. Four wheel disc brakes permitted. Stock type only. All must be operating. Right front brake optional.
F. DRIVE SHAFT
Stock with safety strap or chain. MUST BE PAINTED WHITE. May be altered for length. NO ALUMINUM. NO CARBON FIBER.
G. TRANSMISSION
Any stock type transmissions. Must have operational reverse gear. Automatics may remove torque converter.
H. CLUTCH
Any type clutch in stock location. 2 disc or 3 disc clutch ok. No ram couplers. MUST HAVE A 3" INSPECTION HOLE IN BELL HOUSING
I. RADIATOR
a. Must be in stock location
b. Aluminum radiators allowed
J. ENGINE
1. Engine must be stock except for those items specifically spelled out in these rules. NO interchanging of internal pars. No high performance engine or parts. ALL accessories must be powered by engine. MINI STARTERS ALLOWED. No aftermarket blocks. Manufacturer only.
a.Oil pump. Engine oil pump may be high pressure and high volume. (stock configuration)
b. If you are running CHEV 400 block you will be allowed to run cooling lines to help cool the engine. Check with TECH before doing so. This also applies to all V8 engines.
2. BLOCK
Milling of block permitted. Porting or polishing block is permitted. NO ALUMINUM BLOCK. Lifter trays and screen on top of block allowed.
3. PISTONS
Any flat top piston, maximum .060 overbore. Floating wrist pins allowed
a. Engines may be balanced
4. RODS AND CRANKSHAFT
Stock storke for block being used
a. 5.7" long or 5.65 long only
b. Any steel rod
c. Polished stock rods
d. Crank balancing optional
e. Minimum weight on crank 48lbs
5. HEADS AND VALVES
a. Any ratio rocker arms
b. All heads must remain within one degree of 23 degree valve angle heads. Any straight plug Heads OK. 2.02 valves ok. No titanium valves. valve retainer optional. Stainless steel valves OK. No porting, polishing or gasket matching. No aluminum heads. Ford must run stock valve spring diameter and push rod. screw in studs and guide plates optional. Roller rockers optional. Valve strings optional machine of head for large valve spring OK.
6. INTAKE MAINIFOLD
Any after market 4 barrell intake may be used. No Porting,polishing or gasket matching allowed.
a. Maximum 1.65 inch height adapter plate between carburetor and intake manifold. This includes spacer plus 2 gaskets.
b. No item or device of any kind may prortude more than a maximum of 4" verticle through the hood.
7. ENGINE LOCATION
Chevrolet most forward plug even with working ball joint. NO tolerance.
FORD 4" setback with no tolerence.
Mopar 4" setback with no talerance.
8. Camshaft
any flat tappet cam and lifters- No mushroom lifters or roller cams Fords check with Tech.
a.Because any flat top cam is allowed, comparable aomponents to the cam will be allowed i.e. lifters-slotted rocker arms-screw in studs. Any item not mentioned here must be identified and reviewed by Tech inspector prior to its use. (if approved) Any non adjustable push rod.
9. IGNITION
Any stock factory electronics permitted. Dual point distributor may be used as long as one side is blocked off and functions only as a single point system. No external coil wired on GM electronic dist. MSD ignition allowed.
b. One 12 volt battery per car NO 18 volt batteries
c. No battery inside drivers compartment
10. ALUMINUM WATER PUMP PERMITTED
K.Fuel Systems
1. NO ROTARTY FUEL PUMPS. NO ELECTRIC FUEL PUMP
2. Any stock (GM TO GM) fuel pump opr after market pump. Carter, Holley,etc 8lbs. pressure MAX
L. CARBURETOR
1. Any vacuum operated 4 barrel or Holley 4412 500 2 barrel
2. Must use 1 two or four barrel carburetor as follows
3. Holley #4412 500 CFM with following modifications allowed
a. Choke plate may be removed
b. Jets and Power valve may be changed
c. NO other modifications to increase air flow.
d. Billet metering blocks allowed.
4. Only straight type squiter may be used.
Modifications to the carburetor or any of its components, or substitution of other than Holley parts with out prior permission of HENDRY COUNTY MOTORSPORTS PARK will cause the vehicle to be classified as illegal. Screw must extend minimum of .060 protruding through bar(thread side).
5. Fuel tanks 22 gal. Maximum. No electric fuel pumps. Fuel petroleum base.(GAS) regular pump type gas CAM2 or equivalent. NO TRICK ADDITIVES... No Alcohol, etc.
M. WHEEL AND TIRES
15x10 steel, any offset. . NO aluminum wheels or bead locks allowed.
No tire softeners. NO soaking of tires. No preheating of tires. NO chemicals of any type inside tire except oxygen or nitrogen. No grinding or removal of factory markings. 10" wheels only.
N. EXHAUST SYSTEMS
Headers or stock exhaust manifolds OK
1. Optional. Must exit parelle to ground
2. Headers or stock exhaust manifolds OK
3. Schoenfeld #112535 Approved
4. Turn downs are optional
WEIGHT Total weight minimum after race with driver 2800lbs
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