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Modified Class Racing

Modified and Modified Jr Classes

 

Race Dates for 2013:
May 18
June 29
August 18
September 1
October 13

Entry Fees:
Modified $75
Modified Jr $60

Payouts:
TBA pending sponsorship

Sponsors:
Pending

 

MODIFIED

CLASS DISCRIPTION

  • Competition will be pounds per cubic inch with no break out.
  • Index of .2 tenth per pound handicap in 1/2 pound increments.
  • Eliminations will be on a .500 full tree.

ENGINE

  • Engine limited to cam in block, 2 valves per cylinder V8. 280 cid minimum.

OILING SYSTEM

  • Any oiling system permitted, may run vacuum pump.

INDUCTION

  • Naturally aspirated with any cylinder head , intake and carbs permitted.

FUEL

  • Racing gas

TRANS

  • Any automatic or manual trans permitted
  • Automatics will receive a 5% weight break.

CHASSIS

  • Door cars only.
  • Any chassis modifications permitted.
  • May use fiberglass, carbon fiber and lexan.

BALLAST

  • Added ballast as allowed in NHRA Rulebook.
  • No disguised ballast permitted

TIRES

  • Any tire and wheel combination permitted.

ELECTRICAL

  • Limited to two batteries not exceeding 100 pounds including box.
  • No delay boxes permitted.

 

JR MODIFIED

CLASS DISCRIPTION

  • Competition will be pounds per cubic inch with no break out.
  • Index of .2 tenth per pound handicap in 1/2 pound increments.
  • Eliminations will be on a .500 full tree.

ENGINE

  • Engine limited to cam in block, 2 valves per cylinder V8. 350 cid minimum.

OILING SYSTEM

  • Wet sump oiling system only, may use external oil pump and vacuum pump.

INDUCTION

  • Naturally aspirated with stock valve angle cylinder heads.
  • Valve angle may be altered + or - 2 degrees by angle milling only.
  • Cast single 4 intake and carb.

FUEL

  • Racing gas

TRANS

  • Clutch assisted manual trans, no clutch less trans permitted.
  • Maximum of 4 forward gears with 1to1 fourth.
  • Automatics with trans brake and stall converter permitted.
  • Automatics will receive a 5% weight break.

CHASSIS

  • Door cars only.
  • Aftermarket four links are not permitted.
  • Stock type rear suspension or ladder bar rear suspension permitted.
  • May use after market suspension components.
  • May use fiberglass, carbon fiber and lexan.

BALLAST

  • Added ballast as allowed in NHRA Rulebook.
  • No disguised ballast permitted

TIRES

  • 10.5 maximum racing slicks.
  • No W series tires.
  • Tires can not measure more than 10.75 inches tread width.

ELECTRICAL

  • Limited to two batteries not exceeding 100 pounds including box.
  • No delay boxes permitted.

 

Tech - Both Modified Classes

  • Must pass all NHRA Safety Requirements including chassis certification and driver's license requirements.
  • Eliminations will be ran with a qualified field on a pro ladder.
  • Protest Fee's
    • P&G for cubic inch $50.00
    • Check weight $25.00
  • If legal, protest fee's will be awarded to car under protest.
  • Track reserves the right to protest at any time with no fee's.
  • Track reserves the right to check 1st and 2nd place cars for CID and weight.
Modified
Junior Modified
lbs/cid
Index
lbs/cid
Index
11.00
6.20
11.00
6.60
10.50
6.10
10.50
6.50
10.00
6.00
10.00
6.40
9.50
5.90
9.50
6.30
9.00
5.80
9.00
6.20
8.50
5.70
8.50
6.10
8.00
5.60
8.00
6.00
7.50
5.50
7.50
5.90
7.00
5.40
7.00
5.80
6.50
5.30
6.50
5.70
6.00
5.20
6.00
5.60
5.50
5.10
5.50
5.50
5.00
5.00
5.00
5.40
4.50
4.90
4.50
5.30
4.00
4.80
4.00
5.20
3.50
4.70
3.50
5.10
3.00
4.60
3.00
5.00

 

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