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305 Sprint Car Rules for September 4th & 5th "LOS 360 Nationals" |
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“LOS 360 Nationals”
Sept 4th & Sept 5th 2010
305 Sprint Car Rules
1) Must be a 305 block with a .060 overbore allowed, 316c.i. Maximum!
All cars subject to pumping!
2) 2 3/16” Maximum Injector Size, No Down Nozzles
3) NO Roller Cams, Flat Tappet Only
4) NO Aluminum Blocks or Heads, Aftermarket Cast Iron Heads OK
5) Must weigh 1550lbs w/driver after race
6) Dry Sumps will be allowed but must add 25lbs – 1575 w/driver after race!
7) Rock Screens ARE MANDATORY on all sprint cars!!!
8) NO Cockpit Adjustable Wing Sliders! Manually Adjustable Only
9) Mufflers are optional/Not Mandatory!
10) Right Rear Tire: Hoosier 105X18X15 SC-25 or ASCS Medium ONLY!
11) LOS Weekly General Track Rules will apply for all classes @ 360 Nationals!
Please be familiar with these rules!
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LOS 360 Nationals T-Shirts! |
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6th Annual LOS "360" Winged Natinals
T-Shirts On Sale Now for Pre-Orders
Pre- Order by Email to Tammy at
This e-mail address is being protected from spambots. You need JavaScript enabled to view it
or call 636-448-9111 (MC/Visa/Discover)
Sizes & Prices
Youth Large - $15
Adult Sm - $15
Adult Medium - $15
Adult Large - $15
Adult XL - $18
Adult 2x - $20
Adult 3x - $20 |
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MARS DIRTcar Series goes TOPLESS at Lake Ozark Speedway on August 7th! |
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Kids Bike Race Winners from July 17th! |
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6th Annual LOS 360 Nationals on September 4th & 5th! |
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