Last Updated: August 18, 2016

$5,000.00 WINNER
$1,000.00 RUNNER UP
$300.00 SEMIS
$200.00 1/4'S

TECH CARD $200

2016 Xtreme Leaf-Spring Rules

FORMAT: This is a 1/8 mile heads-up class run on a .400 pro tree with a pro ladder. Courtesy staging and auto-start is in effect. THIS IS A SINGLE POWER ADDER CLASS ONLY!

WINDSHIELD/WINDOWS: OEM glass or Lexan windows are permitted.

CHASSIS: Front and rear frame rails required (rear maybe notched for tire clearance). Tube chassis and back-half cars not permitted. Tubing forward of the strut tower or forward of the a-arm mounting point permitted. Front core support may be modified or removed. Aftermarket bolt-on replacement front K-members/sub frames are allowed. Shock tower must be in factory location. Factory wheelbase must be maintained. (+ or 1 inch) All vehicles must have come from the factory WITH leaf springs.

EXHAUST: Mufflers or inserts are required on all cars except for turbo cars.

SUSPENSION: Stock style rear leaf springs permitted. Aftermarket direct replacement components such as: front control arms, front coil over shocks, and rear shocks are permitted. Aftermarket rack and pinion steering allowed. Rear leaf springs and shocks may be moved to accommodate tire clearance, and do not need to be mounted in stock location. Bolt-on or welded sub-frame connectors, rear sway bars, are permitted on all cars. Coil springs are NOT permitted on rear of car. Ladder bar with floaters NOT permitted. Wheelie bars are prohibited on all cars.

TIRES: MT 275 Pro Radial p/n 3754X or MT 275 ET Street SS p/n 3453 permitted

WEIGHTS:

ANY CONVERTER DRIVEN TRANSMISSIONS
NO DUAL POWER ADDERS
NO NITRO
MUST HAVE MUFFLERS EXCEPT ON TURBO ENTRY
N/A SB 2300#
N/A BB SHORT DECK 2600
N/A BB TALL DECK 2650
SB NOS 2525 LBS
BB NOS 2900 LBS 4.840 ENGINES
BB NOS 3100 LBS 5.00
OVER 5.00 3150
SB SINGLE TURBO 2950
SB TWINS 3250
SB TWINS 3050(80 MM AND SMALLER)
SB SINGLE PROCHARGER F3 -2950
SB SINGLE PROCHARGER F2 - 2800
SB SINGLE PROCHARGER F1 - 2700
SB TWIN PROCHARGER 3100
BB PROCHARGER F3 -3200
BB PROCHARGER F2 - 3100
BB SINGLE TURBO 3150
BB TWINS 88's MAX 3250
BB TWIN PROCHARGER 3300
-50# FOR SINGLE 4150 CARBURETOR


SEE ALSO: EVENT / RACE INFORMATION