2018 LOLMDS rules update
Below is a list of new Lucas Oil Late Model Dirt Series rules for the 2018 racing season.
The new deck height rule will go into effect for the first time at Batesville Motor Speedway, this weekend.
The list below excludes rules that went unchanged. Only updated or new rules are posted in the Lucas Oil Late Model Dirt Series rule changes list below.
No driver or crew member may be under the influence of alcohol, drugs or any other controlled substances while competing. The Series reserves the right to require drug testing in order to assist its enforcement of the Series’ no alcohol and no drug policy. Decisions on drug testing and disciplinary action (which may include, but is not limited to immediate ejection from a track, a fine of $500.00, a 90-day suspension, and/or a denial of further entry to Lucas Oil I-10 Race Promotions, Inc. sanctioned events) is at the sole discretion of the Series.
SFI 39.2 certified seats will be mandatory for all perfect attendance drivers on August 1st, 2018. All other drivers will receive three (3) full weekends grace period before required compliance. Perfect attendance drivers with a certified seat will receive a fifty (50) point bonus at the first race after August 1st, 2018.
F.) Seat mounting brackets must use properly sized bolts and washers for the hole in bracket. No oversized holes or slotted holes in the bracket.
5.3 Driver communication
B.) Signaling i.) Lights are not permitted ii.) (2) Two inch (2)” maximum diameter with a length of thirty inches (30”) are allowed to signal from a safe area where pit pass access is required. No signaling from the general admission area unless otherwise instructed at a drivers meeting.
i.) Delaware style double-file restarts will be used until three (3) remaining laps of any preliminary event. ii.) Single-file restarts will be used within three (3) remaining laps of any preliminary event.
iv.) Delaware style double-file restarts will be used until five (5) or less remaining laps of any A-Main event that is less than fifty (50) laps in total distance.
A.) No practice sessions (testing) is permitted within seven (7) days (not including series organized practice nights at an event) prior to a series event at any venue. B.) No data systems or harnesses are permitted at series organized practice sessions.
G.) Drivers who fail to arrive at the racetrack before the drivers meeting will be ineligible for a provisional starting spot for the night’s A-Main.
i.) Drivers are allowed one (1) unexcused tardiness and still receive a provisional.
ii.) Drivers who are late and present documentation of a hardship can appeal for an excused tardiness, if the top twelve (12) drivers in series points vote the excuse is worthy.
H.) Right side body line must be straight from front to rear with a one inch (1”) tolerance up and down, left and right.
12.2 Stock nose pieces
D.) The nose must be mounted flat where filler panel and nose piece meet.
L.) Holes for cooling purposes must be in the center area (in front of the radiator) of the nose and/or valance.
12.4 Fenders and hood
A.) Hood can drop one inch (1”) with a one inch (1”) tolerance measured at the back edge of the hood and in front of the carburetor from left to right side of car. Fenders must taper from outer edge to hood in a straight line. Fender material must be flat with no bubble. Fender top must have ten inch (10”) minimum width.
B.) Door to door can not exceed eighty-nine inches (89”) in width at the bottom in the center of the car. One inch (1”) tolerance.
C.) At no point can the door sides break in towards the center of the car between the top and bottom. One inch (1”) tolerance including plastic.
12.6 Quarter Panels
A.) Quarter panel can be a maximum of forty-nine inches (49”) from center of rear hub to rear edge measured horizontally. Quarter panel can be a maximum of fifty-four inches (54”) from center of hub to rear t-bar at spoiler with no tolerance.
D.) Right side quarter panel must be straight in line with the door. Will check with a string from the top of the quarter panel at the spoiler to the top of the highest point of the fender. Must be straight with a one inch (1”) tolerance.
12.6.1 Deck Height
B.) Deck height will be measured with the nosepiece splitter at a maximum height of fifteen inches (15”) with no tolerance from the ground to the top (highest point) of the splitter. Effective Date: April 1, 2018.
12.8.1 Driver Side Intrusion Plate
A.) Driver side intrusion plate(s) will be mandatory for all perfect attendance drivers on August 1st, 2018. All other drivers will receive three (3) full weekends grace period before required compliance. Perfect attendance drivers with intrusion plates will receive a 50 point bonus at the first race after August 1st, 2018.
B.) A minimum ⅛ inch (.125”) thick sixteen inch (16”) x twenty-six inch (26”) magnetic steel intrusion plate on the driver’s side door bars is mandatory
C.) Approved installations:
i. Direct Welded/Individual Plates A. Individual plates between door bars are permitted but must be welded around the perimeter.
ii. Welded Tabs/Bolt on Plates A. Intrusion plate must be bolted to fabricated ⅛ inch (.125”) magnetic steel tabs, welded securely to the chassis, using a minimum of eight (8) x ⅜ inch Allen button head bolts.
B. A minimum of three (3) fabricated ⅛ inch (.125”) magnetic steel tabs and ⅜ inch Allen button head bolts required across top of the intrusion plate. A minimum of three (3) fabricated ⅛ inch (.125”) magnetic steel tabs and ⅜ inch Allen button head bolts required across the bottom of the plate. One (1) fabricated ⅛ inch (.125”) magnetic steel tabs and ⅜ inch Allen button head bolt in each in the middle front and middle rear of intrusion plate.
iii. Door Bar Clamps/Bolt on Plate
A. Intrusion plate must be bolted to a minimum of six (6) approved-design door bar clamps using the included twelve (12) x half-inch (0.5”) Allen button head bolts per the manufacturer’s specification.
B. A minimum of three (3) approved-design door bar clamps and the included six (6) x half-inch (0.5”) Allen button head bolts required across top of the intrusion plate and three (3) approved-design door bar clamps and included six (6) x half-inch (0.5”) Allen button head bolts required across bottom of intrusion plate
C. Vendor and part number must be clearly labeled on clamps.
D. Current approved bar clamps (as of June 6, 2017) ■ Allstar Peformance – Part Number: ALL4198 ■ Bicknell Racing Products – Part Number: BRP 9547 ■ Wehr’s Machine & Racing Products – Part Number: WM397
G.) Cowl (driver protection) panels in front of the driver may have a maximum of three inches (3”) in height. The cowl panel must taper to the deck or end in line with the steering wheel.
H.) If interior is dropped at firewall/back of hood, that portion of the firewall must be filled in vertically with aluminum. Interior may be dropped a maximum of two inches (2”) from the top of the hood.
12.12 Fuel Systems
I.) Fuel Cell Can must be sixty thousandths (.060) aluminum or twenty (20) gauge steel.
J.) Caps must be threaded on. No twist on d-ring caps.
i.) ATL Part #751 twist on cap is permitted.
12.13 Steering Components
A.) One mechanical power steering pump permitted. Electronic steering components are not permitted.
iii.) No Hoosier NRM right rear tires will be permitted on the left rear or front positions.
I.) Bleeder valves of any kind are not permitted.
12.22 Shocks and Springs
iii.) Maximum shock body outside diameter is two (2), half-inch inches (0.50”). iv.) Maximum front shocks length is twenty one inches (21”). Measured center to center of the shock eyes. v.) Maximum rear shocks length is twenty seven inches (27”). Measured center to center of the shock eyes.
N.) All bump stops and/or springs must be mounted on a shock with the exception of a left rear drop chain assembly, 6th coil assembly and/or lift arm assembly. No bump sticks are permitted.
F.) No cameras of any type permitted below the interior (deck) of the car.
**Other rules were previously announced in 2017, such as the ‘Bloomquist rule’. Yet, for 2018 they are officially in the rulebook and/or modified slightly.