Limited Street

    Limited Street

  • .400 Pro Tree
  • HEADS UP w/ No Break out
  • CLOCKS WILL BE ON
  • Stock type front suspension
  • No full tube chassis cars
  • Back half cars permitted
  • Commercially available Bolt on front clips permitted (ex Smith RaceCraft Chris Alston)
  • 2”+/- wheelbase
  • 275 / 28×10.5 no Ws
  • Single Carburetor or Throttle body
  • Any racing gas or alcohol. (M5 prohibited) any use of Nitromethane prohibited
  • Cast production intake (No sheet metal)
  • Single type power adder only
  • -50 Leaf Springs
  • 50 4150 Carb
  • Small block 4.400 max bore space
  • Big Block 4.900 max bore space
  • No boosted Big Block combos
  • 4 Cyl 2500
  • 6 Cyl 2700

NATURALLY ASPIRATED

  • Small Block – No Minimum Weight
  • Big Block – 2500

NITROUS

  • Small Block – 2600 Base
    • +50 Non stock valve angle
    • -50 plate
  • Big Block – 3000 Base
    • Single stage ONLY
    • +100 Non Conventional valve angle
    • -100 plate

TURBO

  • Small Block only
  • No reducers
  • SINGLE
    • 88 mm 3250 (no XPR)
    • 85 mm 3150
    • 80 mm 3000
    • 76 mm 2900
  • TWINS
    • 72 mm max. 3300

SUPERCHARGED

  • Prochargers
    • F1A 2950
    • F1C 3000
    • F1R 3100
    • F1X 3200 (no 12R)
  • Vortec
    • V30 94 3000
    • V30 102 3100
    • V 30 105 3200
  • Whipple (No M1)
    • 3.0 3100
    • 3.8 Gen 5 3250
  • Magnuson
    • 3100

NOTE: ** Any combo shown to having a noticeable advantage will be addressed after the race for the next event.

 

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