Post by P D D R 2 on Nov 16, 2007 1:12:12 GMT -7
Gravity Powered Free Rolling Only
Rules and Regulations
Shipping
- Official entry form must be filled out and all fields completed and signed per builder
- Return shipping must be paid in order to return your cars
- When you ship the package you can purchase return shipping at the same time. (Include a return shipping label with car)
Entry Fee- $10 per
Staging- Cars are staged straight down the lane, wheels pulled away from the center rail and car body (Standard Staging Method)
- Custom staging instructions are allowed and must be shipped with car/cars on race day
Other- No touching or stepping over the track
- No touching any cars
- Must conduct yourself in an orderly manner
Disqualify- Failure to meet race requirements and/or rules
- If any part of the car comes off during the race and interferes with another car
- If the car leaves it's lane and interferes with another car
- Car causing damage to the track
1. Car Body / Dimensions
Wheel Base : 4-3/8" Center to center axle placement / 7/8" from end of body 1-3/4" other end of body see diagram below
Height : Not to exceed 3" inches...
Length : Not to exceed 7" inches...
Width : Not to exceed 2-3/4" inches...
Weight : Not to exceed 5.0 ounces (143 grams) measured on 1/10th digital scale- Wheel base Note : No less than 7/8" from end of body / No more than 1-3/4" on the opposite end of body.
- Wheelbase must be 4-3/8" on both sides of the car body
- 4 Axles & Wheels must be installed to the sides of the car body at the required wheelbase placements
- Wheels can not be set more than a 45 degree angle
Track Center Rail Height : 1/4" inch ( 7mm ) *
Track Center Rail Width : 1 5/8" inches (4.2 cm) *
* Wheels must clear the outside to outside center rail width measurement
Center Guide Rail & Wheel base diagrams click on photos to view
2. Axles
a. Minimum diameter .086
3. Wheels
Any BSA Wide Wheel "Made in the USA" Only
a. May be CnCed, lathed, polished and / or sanded for truing the tread surface and circumference
b. The tread / contact surface must remain flat and parallel to the wheel bore as humanly possible
c. All of the small detailed ridge marks at the edge of the tread must remain visible around the entire circumference
d. No Angling, Reshaping, Canting, Round Crowning, Tapering, H-ing, V-ing, Dishing, the outside of the wheels and/or tread surface.
e. No removing or reducing the letters or spokes on the inside or outside of the wheel
f. 7.50 Minimum Tread Width / 31mm Maximum Diameter
g. No drilling additional holes
h. All letters must completely remain intact and fully visible inside and out
i. No inner or outer wheel covers attached to the wheels, axles or car body may be used to reduce air flow
(Wheels will be checked with digital calibers if needed)
4. The following Modifications are not allowed
a. Starting or finish line devices (Merriam-Webster Dictionary >> "Device" : an object, machine, or piece of equipment that has been made for some special purpose)
b. Electronic or lighting devices
c. Glass or extremely fragile parts
d. Paint that is wet, smudges or extremely sticky
e. Bearings, Bushings, washers and / or body inserts
f. Sharp objects, sandpaper or abrasives on the bottom of car (We do not want any damage to the rubber stopping pads)
g. Axles and/or wheels attached to any device that mechanically or alters rotation and spin
h. Any part of the car to go beyond the starting peg (see photo below)
j. Propellants
k. Fenders, wheel weights and / or wheel air deflectors. - Cars are staged straight down the lane, wheels pulled away from the center rail and car body (Standard Staging Method)
- $10 per