70 Buster 340
Carbon Footprint
Vintage AAA/USAC Indy roadsters on the oval - Proxy
Scratch built cars sent in from as far as Australia, France and Germany to a US location for local expert drivers to race.
Super tight rules, spec components, sealed motors, minimum ride heights and tire compound widths and diameters.
Heavily enforced, you don't want to build a car and send it thousands of miles to fail tech and not run.
The speed is in the chassis design and weight balance.
Cars are concourse judged.
Rules below:
Below is the official rule set for this race.
At a minimum all the cars will be checked for the items shown in bold and a visual on the approved parts list.
All cars will race unless a 'hazardous" car
Cars that are not in compliance with the rules and cannot be corrected in a timely manner with materials on hand using reasonable efforts by those skilled in the trade will be subject to post race penalties. Note: There are only two new full sets of tires left in stock as of yesterday.
AAA/USAC Indy Car Rules
Parts must include;
14. Body must be painted, with a minimum of 3 numbers. Body must be trimmed at cut line, + or -, .032".
15. Body must installed on chassis with the axles in the approx. stock mounting position, as indicated by the mold marks in the body. C/L of front axle can not be any further back than 1.180" from furthest forward part of body.
16. No minimum weight required, but 100+ G recommended.
Scratch built cars sent in from as far as Australia, France and Germany to a US location for local expert drivers to race.
Super tight rules, spec components, sealed motors, minimum ride heights and tire compound widths and diameters.
Heavily enforced, you don't want to build a car and send it thousands of miles to fail tech and not run.
The speed is in the chassis design and weight balance.
Cars are concourse judged.
Rules below:
Below is the official rule set for this race.
At a minimum all the cars will be checked for the items shown in bold and a visual on the approved parts list.
All cars will race unless a 'hazardous" car
Cars that are not in compliance with the rules and cannot be corrected in a timely manner with materials on hand using reasonable efforts by those skilled in the trade will be subject to post race penalties. Note: There are only two new full sets of tires left in stock as of yesterday.
- Tech inspection, on track test laps and Qualifying will be done Tomorrow 9/19.
- A total of 12 cars will be on site.
- Kenny Snodgrass with qualify all the cars on the lane of his choice.
- Tech inspection crew is Charlie, Bill and Bob.
- We have a great list of Pro Drivers for race time. If there is 'good in your car' these guys will find it.
- Designated drivers get a "Participant" Box Plaque (while supply lasts)
- Charlie will handle the race day coverage, race reporting and video.
- Kenny will be setting up a display of some of his dads racing trophies and memorabilia.
AAA/USAC Indy Car Rules
Parts must include;
- C/R .010" lexan Kurtis Indy body
- One only stock, JK Falcon II motor (may not be squeezed, timing or bearings may not be adjusted/modified)
- One only JK D321 "straight" motor bracket. (see below)
- C/R .042" spring steel guide tongue (see below)
- Protrack #400 3/32" axle fronts (see below)
- Protrack N241 1/8" axle rears (see below)
- ARP 48 P 8T solder on pinion (must remain stock)
- Parma 48P 30T King crown gear (must remain stock)
- Parma 70222 Blade guide (one only and blade not shortened)
- Koford M418 1/8" rear axle (may be shortened and flats installed, maximum of 3, maximum of .375" wide)
- 1 pair only, Champion 709 3/16" dia. x 1/8" ID, rear oilite bushings ( 1/4" dia. equivalent)
- C/R 2MM motor screws ( or equivalent size, American or Metric machine size, or self-tapping)
- Stock bracket must be used, with FII motor screwed into the bracket, in the stock position. With the large dia. tires, the bracket may be angled down. The only brass that can be removed is from reaming of the bearing holes, either to 7/32", for an axle tube, or 1/4", for direct installation of 1/4" OD bushings.
- C/R guide tongue must be used, either stock or trimmed. No additional guide tongues may be used.
- Max chassis width is 1.400". (note body tapers in front)
- No part of chassis or guide shoe may be seen from above, other than axle tubes/axle spacers, axle tube bracing, axle bracing, rear bushings and wheel keepers.
- None of the above can extend more than .172" from the C/L of the F & R axles.
- Axle uprights must not be visible from above. IE-no A arm style chassis
- Front wheels may rotate independently on a fixed or rotating front axle. Metal on the front wheels must remain stock. IE-bushings can not be installed. Front wheels may rotate in an axle tube or in bushings. Front wheel set screws may be removed.
- Ball bearings are prohibited in the whole car.
- 3.875" wheelbase, + or - .032"
- No guide lead restrictions, other than guide may not be seen from above.
- Chassis and body must have .050" minimum clearance, front to rear, measured with guide NOT on block.
- Tires – 1.000” minimum dia. on front and rear tires.
- Fronts- .375" minimum width
- Rears- .375" minimum width, ..575" maximum width
14. Body must be painted, with a minimum of 3 numbers. Body must be trimmed at cut line, + or -, .032".
15. Body must installed on chassis with the axles in the approx. stock mounting position, as indicated by the mold marks in the body. C/L of front axle can not be any further back than 1.180" from furthest forward part of body.
16. No minimum weight required, but 100+ G recommended.
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