GENERAL
RULES
Note: All cars that
tour along must meet the rules flagged with a *.
Note: Newly
adopted or changed rules in italics.
1. * Directors are responsible for interpretation of all the rules
pertaining to the Association. Decision of the Directors is final.
2. * All cars must comply with Montana license and insurance requirements.
3. * No alcoholic beverages will be allowed in competing cars.
Substantiated violation is cause for disqualification.
4. * Drivers performing in an unsafe or unsportsman-like manner will
receive 1 warning. Second infraction may result in disqualification upon
review and affirmative vote of 2/3 of the remaining drivers.
5. Not more than two people are allowed per endurance car while under
time.
6. * All drivers and relief drivers must be a paid-up member of the MCCTA.
7. * No tailgating of support or tour vehicles or any non-participating
vehicles..
8. *All participating cars must have attached or placed directly on
both sides a sign with name of sponsor or owner and hometown. Use three
(3) inch letters preferred.
INSPECTION
RULES
9.
* All "T"s will be available for subsequent inspections at any
time.
10. * All drivers and relief drivers must sign an Endurance Run waiver and
Inspection Form
11. All T's must be assembled from stock parts or reproduction parts equal
to stock specifications. Cars must have four fenders, splash aprons,
runningboards, front splash apron, dash, and radiator shell and all
replacement body parts must be made of metal, with the following
exceptions:
12. * All competing cars must be equipped with two headlights and one rear
stop/tail light in working order.
13. * Horn of any type in working order required.
14. * Rear view mirror of any type required.
15. * Emergency brakes must be in good working order.
16. Windshields must be stock for year of car. No altering. Must have
safety sheet of safety plate glass top and bottom. Windshields to be
completely closed and sealed.
17. * All transmission bands must be in good working order.
18. * Complete set of floorboards required.
19. Body parts must be stock for year of car.
20. * Padded seat and back rest of any type required.
21. Original turtle deck may be replaced by some type of substantially
built box or turtle deck. Minimal length and width equal to size for stock
turtle deck on that year of car, with floor, sideboards and end-gate.
Sides and end no less than six (6) inches high from the floor and made of
no smaller than 3/4 inch wood.
22. Rebuilt radiators allowed. Must be built to stock dimensions including
tanks and side brackets.
23. Gas tank must be stock for that year of car and mounted in stock
position. Gas strainers allowed. Fuel line not to exceed 3/8" I.D.
24. * At least 36 inches of 1 1/2 inch exhaust pipe required, properly
attached to and extending from the exhaust manifold.
25. Only stock cast iron or aluminum intake manifolds with ports not to
exceed 1 1/8" diameter are allowed. New manufactured manifolds
with ports not to exceed 1 1/8" are allowed.
26. Oiling system options: One outside oil line not to exceed one-half
inch
(1/2") outside diameter. Transmission oil screen allowed.
27. Only stock Ford roller type, New Day, Anderson flapper type timers or
Crystal timers allowed. Ball or needle bearing rollers optional. Quick
couplers NOT ALLOWED in timer wires.
28. Rear ends must have 11 tooth pinion and 40 tooth ring gear. Ruckstell
locked in high.
29. * Body must be painted, color optional.
30. Hoods are not required.
31. Holes must be drilled through the heads of the following bolts for
braided seal wire: Left hand front head bolt, Right hand middle head
bolt, Middle two small pan bolts, and a hole must be drilled through
the threaded end of both bolts that fastens the carburetor to the intake
manifold.
32. Only NH swayback and/or Ford "F" swayback carburetors
allowed.
Must be complete including choke
butterfly. The Association's 0.710 inch gauge MUST NOT go through the
carburetor.
33. A restrictor plate with two gaskets provided by the Association, will
be placed between the intake manifold and carburetor, supervised by the
inspectors on the day of the inspection. Plate will be a thickness of 1/8
inch metal with an 11/16 inch diameter hole. Restrictor plates will not
be used on engines with cast iron pistons.
(Also see all other rules)
TEAR
DOWN RULES
34. The top 3
cars will be torn down immediately following the last flag. Additional teardowns
will be put to a vote of the Endurance drivers. Endurance drivers will vote to
accept or reject items of question.
35. The first, second and third place cars will be torn down by a panel of five
inspectors appointed by the Board of Directors. None of the inspectors may be a
driver of the car to be inspected. If a car is disqualified, the next place
lower will be inspected, until three have been found qualified. An inspector who
is the driver of the car coming up for inspection due to disqualification of
another car will be replaced by the directors with another inspector. All
inspectors must vote.
(Also see all other rules.)
CHASSIS
RULES
36. Zerk fittings in place
of oil and grease cups are optional.
37. Only Model "T" wire, wooden spoke or disk wheels allowed. May use
Model "A" 21 inch wire wheel or 30 by 3 1/2" wire wheels.
38. Only stock Model "T" or Ruckstell rear-ends and axles with:
-standard eleven tooth pinion
-forty tooth
ring gear
-stock roller
bearings
Options: Bronze or roller thrust washers. Neoprene
seals.
39. Bolts
on wishbone at rear of pan must be safety wired. Front wishbone accessory braces
on pre-1920 cars allowed. Use standard wishbone sizes.
40. Shock absorbers are optional.
41. Use stock configuration spring sets with a minimum of seven leaves per
spring set.
(Also see Inspection Rules.)
ELECTRICAL
AND BATTERY
42. Use a group 1
six volt wet cell battery for magneto system back up, lighting lamps, running
horn and starter. Six 1.5-volt dry cell batteries may be used in lieu of the
above 6-volt battery. (Also see Inspection Rules.)
POWER
UNIT RULES
43. Cylinder bore
not to exceed 3.825" maximum or 3.750"
minimum
44. Cast iron or aluminum pistons of stock Model "T" type required.
Cast iron pistons must have a full set of .250" width rings in place.
Aluminum pistons must have two (2) .125" width compression rings and one
(1) 0.1875" width oil ring in place. Knurling of piston optional. Refer to
Illustration for Piston Dimensions
45. There must be one stock piston, rod and cap assembly in the engine.
Exceptions: Cap may be drilled for dipper, and grooved for oil. Choice of rod
bolts and nuts optional. The other three (3) assemblies can be balanced to this
one.
46. Rods must be Model "T" Ford script. Maximum center to center
distance of 7.030" measured from center of rod journal to center of
wrist-pin.
47. Only Ford script high heads allowed with the following exceptions: No limit
to amount of milling of mating surfaces; Removal of metal in combustion chamber
may be done to allow clearance for shoulder of piston and head of valves. Refer
to Illustration for Head
48. The crankshaft must be Model "T" Ford Script with a stock stroke
of four (4) inches. Chroming, hardening or grinding of journals allowed, not to
exceed 1.250" maximum or 1.208" minimum diameter.
49. Counter-balanced crankshaft not allowed.
50. Valves: Stainless steel and swirl polished valves are optional. For all
valves use a minimum stem diameter of 5/16", a maximum head diameter of
1.500" and seating face of 45 degrees. Use either pins or two piece
keepers. Hardened valve seats are optional. Radiused, 45 degree or three angle
seat grinds allowable.
51. Use of offset key between crankshaft timing keyway and the crankshaft timing
gear keyway is optional. Camshaft timing gear material optional. Camshaft gear
may be drilled to realign camshaft pins for valve-setting purposes only.
52. Any cam that doesn't require modification of the block may be used. Bearing
bores must be standard size, no relieving of the bearing bores. Camshaft
bearings and seal optional.
53. Type of fourth main is optional.
54. Type of band material optional.
55. Gauges are optional.
56. Design and use of water pump optional.
57. "V" type belt and pulleys optional.
58. Adjustable flat tappet lifters (push rods) of stock dimensions, stem
oversize to 1/32" allowed.
59. Balancing of rotating parts is optional.
BODY
RULES
(See Inspection
Rules.)
TIMING
RULES
60. * Each car will
come to a complete stop before starting at the timers direction.
61. Timing will begin as designated for each car whether or not the car is on
the starting line. Starting times can be adjusted at the timer's discretion. If
the timers recognize a beneficial savings in time, a lagging car may be sent out
ahead of its designated time. Usually this will be discussed with the Directors
ahead of time. Time will start for this car when it leaves the starting line.
PENALTY
RULES
62. Removal of
head or pan while at stop (not under time) or on tour day will impose a time
penalty of 1 hour. Report this infraction to the inspectors immediately. Removal
of head or pan under time must be reported to the inspectors at the first
opportunity for replacement of seal.
63. Changing the carburetor imposes a time penalty of 15 minutes. Report the
infraction to an inspector immediately. Replacement carburetor must meet the
requirements stated in the Inspection Rules.
64. Disabled cars may be trailered in and will receive the following penalty on
a timed day: Slow time for the day plus a one hour time penalty. In addition,
cars trailered in on the last day are not eligible for prize money or trophies.
65. Replacement of complete engine is cause for |
