2013 Spring City Raceway
Limited Late Model Regulations
A. Wedge type body
B. SAS bodies permitted
C. 8" max spoiler height. 72" max width. SAS sideboards.
D. 2300 lbs.
2. WHEEL BASE. 103" min.
3. WHEEL. any aluminum racing wheel. 14 "max width.
4. FUEL CELL. Racing fuel cell. Steel can with minimum 2 "wide steel straps. Top pick-up.
5. FUEL. Gasoline only. NO additives.
6. TIRES. Right-rear must punch 50 at any time.
7. DRIVESHAFT. Any type. Must be painted white with car number on it.
8. REAR END. Any quick-change or floater.
9. TRANSMISSION. OEM or racing transmission, must have working clutch and reverse.
A. Crate engine must meet FASTRAK specs. No tech on sealing bolts. Must meet all specs.
B. Max cubic inch 362
C. OEM steel block only. May have aftermarket main caps. May polish lifter valley and install valley vents. May install drain screens. May bush lifter bore for repair, lifter bore must be OEM diameter. Ex. Chevy .842.
D. Aftermarket cranks and steel rods allowed. Balancing OK (drill hole or weld or install mallory metal) oil holes may be chamfered,no other machine work allowed. 50lb minimum weight. No tolerance. Will be weighed with crank gear.
E. Flat top pistons only. zero deck,piston may not come out of block. zero tolerance.
F. Maximum stroke. 3.50 with .005 tolerance. Max bore. 4.070 with .005 tolerance.
G. Dry sump add 50lbs.
A. OEM steel heads. Any machine work allowed.
B. Aftermarket heads allowed. No raised runner allowed. 23 degree Chevy. 20 degree Ford, 18 degree Chrysler. No angle milling. Valve angles are zero tolerance. No modifications except auxiliary water lines.
C. Brodix spec heads allowed, SAS spec heads allowed. Mo modifications allowed.
D. Roller rockers allowed, no shaft rockers, must be stud mounted. Girdles allowed.
E. Floating pins allowed.
F. Stock valve stem sizes only, no titanium valves. Valve sizes. 2.02/1.60 / ford 351c 2.19/1.7
G. CAMSHAFT. Any hydraulic or solid flat-tappet cam allowed. OEM lifter bore. No ceramic or mushroom lifters allowed. Roller cam allowed, roller add 100lbs. Amended April 2nd.
H. IGNITION. Any point OEM electric ignition allowed, no mags.
I. CARBURETOR. One 4-barrel 4150 series only.
J. HEADERS. Any header allowed.
RACEceivers will be MANDATORY in the Limited Late Model division for the 2012 racing season.