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Schaeffer Lubricants / MMSA

Bringing Stock 4 To A New Level

Rules

Monster Mini Stock Assn rules for 2015

*note 2 engine combinations*

BODY -
• stock auto only
• may have complete aluminum body
• inner panel may be removed
• rear of car must be closed - no holes or flaps to meet rails
• must have stock front firewall in stock location
• must have floor pan on both sides to rear of drivers seat

• must retain inner rocker panels
• must have rear firewall or driver compartment must be boxed in
• aluminum doors and fenders ok but must retain stock shape and appearance

• 68 inch max deck width at any point

• 38inch max from ground to deck at bottom of spoiler
• after market nose piece ok
• must run hood
• interior spoiler can be no higher than dash
• may run a 6 inch rear spoiler - cant go over side of quarter panel - no longer than wideth of car -spill plates ok spill plates measurements bottom 16in top 4in rear hight 8in front hight 4in
• made quarter panel pieces must start at bottom of bumper and go in a straight line to wheel opening
• all firewall holes must be covered may cut big hole for header to be removed or installed but must be replaced with aluminum to no bigger than a 6in hole around the header
• may replace top 1/4 of firewall with steel or aluminum metal (this dont mean the whole fire wall) no lower than the original master cyl hole in firewall. NO holes above or below the deck
• may replace dash with sheet metal - interior metal cannot be higher than dash

• interior spoiler no more than 4inchs and no higher than dash
• may use lexan in rear side windows

• breather my stick thru hood

• cold airbox ok but air holes in hood only not in firewall

☆☆ acceptable body infractions will result up to a 50lb penalty in the area of the infraction☆☆

★★ all body infractions are not acceptable tech mans discretion ★★

CHASSIS
• must have roll cage and all safety equipment
• cage must be secured to unibody
• may tie chassis together on top of floor pan only may split floor pan and put square tubing in from top my stick through floor pan but not totally under
• square tubing from front bumper to firewall can be used but from strut back must retain original frame rails

☆ENGINE ALL PARTS OF ENGINE MUST HAVE BEEN AVAILABLE ON CARS AND TRUCKS SOLD IN AMERICA. NO FRONT WHEEL DRIVE HEADS INTAKES ect CAN BE USED ON A REAR DRIVE MOTOR☆

ENGINE option 1 HARRIS STOCK 4TYPE WEIGHT LB PER CC 2000LB MINIMUM
BOTTOM
• stock engine location - no set backs
• no engines with more than 2 valves per cytlinder
• cc must be based on original bore of block
• formula for cc - bore x bore x .7854 x stroke x 4 = cid then divide cid into .061 tolerance .010 for wear
• no rotery or turbo or double OHC permitted
• OEM only .080 over max bore + .010 for wear - not to exceed 2500 cc +080 over bore
• aluminum cam gear or pulley allowed
• any steel rod - no aluminum or titanium
• stock crank with stock stroke + .010 tolerance
• NO AFTERMARKET CRANKS (STOCK Lightened crank add EXTRA 50 lbs in front of fire wall)
• oil pan - any wet
• no dry sumps allowed
• any flat top piston - toyota 1600 and 1800 may run dome of .235 tall only

.267 dome pistons must add 50 lbs

HEADS:

* MUST HAVE BEEN AVAILABLE ON US CARS FROM FACTORY
• OEM may be changed from one size engine to another
• may have competition valve job with any angle or depth
• must not touch bottom of valve boss
• all angles must be concentric with valve guide
• any steel valve stock diameter may be undercut stem +.009 tolerance
• double valve springs ok but must be steel
• any steel or retainer
• lifter has to be stock diameter - solid ok
• no porting or polishing

INTAKES
• OEM only

• no porting or polishing
• may bore straight down for clearance - no radius or blending
• no fuel injection manifolds except for chevrolet and any other engine that only came with
fuel injection
• may modify for carburetor but must be approved before race

CARBURETOR
• stock carburetor or holley 350 CFM (#7448 or 0-80787-1)or 500 cfm #4412 must pass no go gauges
• must have airhorn with number
• may cut end of screws
• no thinning of shafts
• no polishing or grinding
• spacer and adapter - any 1" max thick together - NO TOLERANCE
• 2 gaskets @ .070 thick max each
Float bowl must face fwd

May have holes in butterfly

CAM
• solid or hydraulic NO ROLLERS
• maximum .425 lift at valve with .025 lash at valve for solid
• hydraulic ANY LIFT 
• no swapping of any lobes - must be in stock order
No roller or needle bearings stock type only coated ok

FLYWHEEL AND CLUTCH ASSEMBLY
• stock flywheel must weigh 16 lbs.
• must have stock or stock replacement clutch and pressure plate
• stud for pressure plate ok
• cannot relocate bolt hole pattern
• scallop flywheels add 50lbs

TRANSMISSIONS
• must be stock with working forward and reverse gears
• must have safety loop
• cannot remove or lighten of gears

DRIVE SHAFT
• minimum of 1 1/2" diameter
• any steel
• must be painted white with number on it

***Engine option #2 Ga rules cars 2300 FORD ONLY*** 2250LBS
Bottom end:
1.STOCK CRANK NO LIGHTNING
2..060 BORE PERMITTED
3.5.2 ROD ONLY CAN BE AFTERMARKET STEEL
4.MAY USE RACING OIL PAN
5.NO DRY SUMP
6.MAYBE BALANCED

Heads:
A. Must be stock for make and available on cars from factory
B. Stock- 1 piece stock replacement valve permitted (can be single lock groove). Double valve springs permitted.
C. Stock, one piece stock replacement valve permitted.NO TAPPER VALVE STEMS Double valve springs permitted.
D. Any Hyd. (.455 lift) cam permitted.CHECKED WITH SOLID LIFTER AT 0 LASH
E. Cam gear permitted.
F. Stock cast iron manifold or header permitted.
G. Shims under lifter permitted.
H. No Porting & Polishing permitted

Intake Manifold:
A. Stock intake and stock fuel injected (with adapter) permitted. No sidewinder intake permitted. *** NOTE EFI INTAKE ONLY USED WITH GA RULES**
B.No sidewinder intake permitted.
C. No porting or polishing permitted

Carburetor:
A. 1" spacer or adapter permitted.
B. 350 (#7448) and 500(#4412) carb. No polishing and porting. Must pass no go gauge
C. Carb float bowl must face fwd

D. Holes in butter fly ok

REAR ENDS
• any stock up to 8.8 for make of car
• no gun drilled axles
• no full spools

 mini spool ok
• housing cannot be modified for gear clearance
• may lock rearends by weld or mini spool
• no lightening of any gears

Cut gears must add 25lbs

SUSPENSION
• must be stock suspension
• lowering blocks ok
• adjustable buckets ok springs must be in stock location (Buckets may be raised for spring travel but keep stock angle.)
may cut lower a frame for caster camber adjustments
• may run spring buckets

• may cut panhard bar must retain stk ends non adjustable
• caster and camber plates ok
• stock mount steel body shocks only no heims. May be adjustable NO CANISTERS ALLOWED
• may adjust shocks for travel but cannot change the angle of the shock

. May cut top trailing arm or redrill for pinion angle only

• bushings or offset bushings ok in steering rack
.mono balls allowed

** JACK BOLTS PERMITTED**

** $125 buy rule on shocks**

**$250 Claimer Rule on Struts**

Headers: Spec Schoenfeild fords ‪#‎f‬-234v or #f-235v Toyotas ‪#‎t168‬ OR STK MANIFOLD
THESE SPEC HEADERS ARE THE ONLY HEADERS LEGAL WITH HARRIS ENGINE TYPE RULES

455 HYD HEAD GA TYPE ENGINES CAN USE tri y

ANY 455 hydraulic car not running a spec HEADER
HEADER MUST BE APPROVED

Ignition: Stock or Mels Ignition ONLY

No Boosters on ignition

WHEELS & TIRES
1.WHEELS 8'BEADLOCKS OK
2.HOOSIER 400s

3. NO Chemicals Allowed

Brakes

1. 3 wheel brake shut off permitted

2. Dual master Cylinder permitted with NO adjuster in drivers reach

3. Stock rotors and drums no lightning but may remove caliber and rotor on RF ONLY

4.4 wheel Disc brakes permitted must have oem components

NOTES:
1.NO FWD OR MID ENGINE CARS
2.REAR BUMPERS MUST *NOT* EXTEND PASSED THE INSIDE OF REAR TIRES *UNLESS* IT HAS A BUMPER COVER OR TURNS FOWARD

3. VP Fuel 110 or 114 non oxygenated fuel only

4. Radiator Must Remain In Front Of Motor

5. 1lb per lap burn off

6. 5lb tolerance at scales

7. All weight breaks or penalties must be claimed on hood/fender at all times. Plus tech man notified

Nose

1 md3 nose ok molded fenders must mount flush on top and sides of metall fenders and no wider than 1 inch outside the tires

★★★ IF YOU ARE CAUGHT CHEATING FOR A MAJOR VIOLATION such as porting , light crank not claimed, stroked, something without a doubt you knew you was cheating will will be stripped of all points and banned for 365 days. MINOR OFFENSE you will forfeit all points and winnings for the night possible race suspension at series discretion. ★★★

IF IT DOES NOT SAY YOU CAN'T DO IT, IT DOES NOT MEAN YOU CAN. ASK TECH. TECHMAN HAS FINAL SAY.oo