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Division to See Rules For That Class!
Rules for
Filing Protest
Late Model
/ Limited /
Crate Late Model/
Street /
Stock 4 / Bomber
/ Printable Rules Book
Rules for
Limited Late Models
Frames
A) Any jig or clip car
Roll Cage
A. All cars have boxed roll cage with 1 1/2 o.d. x .083" min.
B. Must have 3 bars in left door and 2 bars in right door.
Bodies
A) S.A.S, Lucas Oil
B) All non approved bodies will be assessed with a minimum of 50lb
weight penalty
Wheels
A) Aluminum or steal 14" max. Width.
B) NO! Carbon fiber
Tires
OPEN TIRE RULE
Wheelbase
A) 103 side to side 1” tolerance
Ignition
A) No traction control
B) Any other is ok
Fuel
A) Any racing fuel
B) No alcohol, No nitrous
Transmissions
A) Bert and Brinn Transmissions allowed
B) Any type of clutch is permitted
C) Must have a forward and reverse. No direct drives
CARBURETORS:
One four barrel permitted. / NO dominators permitted.
Engine Placement
A. Engine must not be more than 2" from center of the frame rail.
B. Engine setback will be 6" from center of top ball joint to most
forward spark plug
Intake Manifold
A. Aluminum intake permitted.
Engine
A. 362 cubic inches maximum.
B. Cast iron block only.
C Flat top pistons.
D. The dome may be removed from pop-up type pistons to make flat top
pistons
E. .060" overbore permitted.
F. High performance camshafts permitted.
G. No mushroom or roller lifters permitted.
H. Any steel rods permitted.
I. Crankshaft may be deburred.
J. 302 Fords may be stroked to meet 362 cubic inches.
L. Any wet oil pans permitted.
M. Lifter valley may be polished.
N. Balancing permitted.
O. Engine may be crossed from one manufacturer to another.
P. Crankshaft stock stroke.
Q. No dry sump permitted.
Heads
A. Cast iron only. No C.C. limit
B. Matching of ports OK up to ½ in
C. H.P. valve springs and retainers permitted.
D. Titanium retainers permitted.
E. Needle bearing rocker arms permitted.
F. Maximum valve size: For all engines, Intake: 2,020, Exhaust:
1,600.
G. Chevy. 23 degree heads only. Angle cut heads permitted.
H. Screw in studs and guide plates permitted.
I. No more than 3 angles on valve jobs.
Weight rule: 2,400 after race. 1lb per lap burn off
Crate 602: 2200lbs
Crate 604: 2300lbs
Extra engine weights
A) 10 degree ford heads add 100 lbs
B) Polishing, porting heads add 50 lbs.
C) Intake porting, polishing add 50lbs
Track will P & G Engine & check for a roller (cost) $250. The Track
may deem it necessary to remove the Carburetor and Intake to do
this. This Rule pertains only to the top (4) finishers.
"Track will retain 40%"
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