CRATE LATE MODELS
BODIES:
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Lucas Oil, SAS body rules apply
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Top deck height max. 38 inches from ground up. Will be measured all the way across the rear at T-bar.
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8 inch spoiler and sides max. 8 inch of flat material, 602 & 604.
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Minimum wheel base 103 inches
TIRES:
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Fronts open. Rears – Hoosiers 1600/Equivalent or AR56/Equivalent.
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Must be shoulder plated and stick a minimum of 50 at any time. NO tolerance.
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No grinding off shoulder plate numbers
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No chemical treatment of any kind allowed
*Tire samples will be taken
SUSPENSION:
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All Lucas Oil, SAS suspension rules apply
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Carbon fiber drive shafts allowed
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All parts must be steel or aluminum. NO titanium parts allowed
FUEL:
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E-85 or racing gas only.
*Fuel samples will be taken.
ENGINE AND WEIGHT:
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All engines must be sealed and meet GM factory specs. NeSmith engine rules apply
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604 1 inch carb spacer max. 2300 lb
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602 2 inch carb spacer max. 2200 lb
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No Tri-Y headers
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Engine placement max. 6 inches, +/- 1 inch from ball joint to #1 plug
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Any carburetor allowed
TRANSMISSION:
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Any transmission
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Any bellhousing allowed
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Rear drive pumps allowed
REAR END:
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Aluminum or Steel. No titanium parts allowed.
WHEELS:
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Any inch aluminum wheel allowed. NO carbon fiber
ALL PROTEST RULES APPLY, VIEW IN GENERAL RULES