2025 SCDA MiataCon Competition Rules and Procedures, V10.21.25

Thank you for joining the SCDA on October 24-25, 2025 for the third ever MiataCon celebrating Mazda Miata cars from all generations. This document serves as the official rules and regulations for the event and may be amended by the SCDA at any time prior to or during the event. The SCDA will notify entrants directly of rule changes and will post amendments on the event website:  https://www.scdareg.com/events/2025-miatacon-at-lime-rock-park-sports-car-driving-association-scda-075989

Spirit of the event: MiataCon is an opportunity for currently licensed racers to compete or for non-race licensed drivers to drive in a HPDE designed for only MX-5 Miatas from all generations. Cars must meet specific preparation requirements and drivers must show proof of past competition experience. The event is sanctioned by the Sports Car Driving Association but may apply the rules and sporting guidelines from other familiar organizations.

Fees: The following fees are due at the time of registration.. Entrants must visit the event page on SCDAREG.COM.

• MiataCon entry fees are $749 for Two-Day Race Groups
• HPDE Group is $749 for both days or $439 per day
• OPTIONAL 1:15hr Enduro and practice for registered drivers for an additional $199
• Only full event entrants may compete in the Enduro, but may invite another approved licensed racer.
• OPTIONAL MiataX Lapping sessions (hosted by Lime Rock Park, see link on the Lime Rock registration page.)

Driver Eligibility:

• All drivers (except HPDE groups) must be in possession of a CURRENT competition license or waiver from SCDA. Acceptable competition licenses from the following organizations will be honored: FIA, SCCA, NASA, BMWCCA, PCA, IMSA, SRO, USAC, NASCAR, SVRA, HSR.
• Drivers WITHOUT a current competition license may be allowed to compete at the discretion of the Sports Car Driving Association staff on a case-by-case basis.
• Any entrant may be asked to provide additional credentials in order to compete.

Driver Behavior: The intent of this event is to conduct safe races in a fair and fun environment. The SCDA reserves the right to disqualify any participant for inappropriate behavior by them,  their crew, or affiliates. Reasons for exclusion could include, but are not limited to, unsafe driving, threatening or unsafe actions in the paddock, violating the rules and regulations of SCDA, Lime Rock Park, the Lime Rock Drivers Club, and/or the State of Connecticut. The SCDA may see fit to exclude or eject any person from the event at its discretion. Below are some rules, but not all inclusive:

1. A car not on the race track must reenter safely, gain no advantage, and must not interfere with a car that is properly on track.
2. It is prohibited to drive a car in the opposite direction of the race except to remove it from a dangerous situation when the driver has a clear line of sight.
3. It is prohibited to exit a disabled car until a full course yellow is underway and the safety crew has arrived to tend to the disabled car, the exception being if the disabled car is on fire.
4. Passing - It is the responsibility of both the overtaking driver and the driver being overtaken to ensure a safe pass. When two cars are alongside each other, each must permit the other car to have racing room at ALL times.
5. Contact- Strict penalties may apply to drivers involved in any contact. Any driver who, in the sole opinion of the stewards, is responsible for car to car contact, or causing another car to spin or go off track, may be penalized as determined by the stewards.
6. Blocking - Any driver who, in the sole opinion of stewards, moves in reaction to impede the forward progress of an overtaking driver may be penalized by either a drive through or time penalty, or both.
7. Driver’s Meeting - Any competitor that misses a drivers meeting will receive a starting grid penalty of 10 spots if prior arrangements have not been made.
8. Any competitor that is late the false grid (3 minutes prior to grid release) will go to the back of the grid

Rules for vehicle preparation, driver safety equipment and race procedures:

MiataCon is a competitive event for current competition drivers with current competition equipment. The SCDA defines current as complying with the most recent set of rules that are common between several major racing organizations. Links to specific rules sets are provided below. When there are conflicting rules between organizations, the rules of the Sports Car Club of America will be the default rule set.

Race Groups: There are Three competition race groups and ONE non-competition SCDA High Performance Driver Education group. Entrants may register for multiple groups provided that their vehicle and driver eligibility are approved for those groups.  Groups may be combined based on entries. The groups are:

1. Group 1: Spec Miata
2. Group 2: ND, NC Open Exhibition by generation:

1. NC OPEN X
2. ND OPEN X
3. Lime Rock Drivers Club (must be LRDC Members)  Will use split start

3. Group 3: NA and NB Open Exhibition by generation:

1. NA OPEN X
2. NB OPEN X

4.  MX 5 HPDE for Experienced Drivers Only

• Group 1: Spec Miata

• Spec Miata cars must be fully compliant with the latest SCCA or NASA rules for Spec Miata as presented in SCCA General Competition Rules, NASA Spec Miata Rules documents. Tires approved for SM in SCCA or NASA are required.

Required Tires:

●          Group 1: Spec Miata

• SCCA: Hoosier P205/50ZR15 SM7.5 Dry tires. Hoosier P205/50ZR15 SMW Wet tires.
• NASA: Toyo Proxes RR 205/50/15 Dry tires. Toyo RA-1 205/50/15 Wet tires

• Group 2: Open Exhibition NC & ND

• Open Exhibition NC- Open to Any Competition NC generation MX-5 Miata racecar with a CURRENT racing logbook from an approved sanctioning body. The SCDA reserves the right to deny any racecar for any reason at its discretion.  Tires are open.

• Open Exhibition ND- Open to Any Competition ND generation MX-5 Miata racecar with a CURRENT racing logbook from an approved sanctioning body. The SCDA reserves the right to deny any racecar for any reason at its discretion.  Tires are open.

• LRDC Members Race: Open to Lime Rock Drivers Club Members only Spec Miata race.  TIRES: SCCA: Hoosier P205/50ZR15 SM7.5 Dry tires. Hoosier P205/50ZR15 SMW Wet tires.LRDC members will have a split start from NC and ND Open X cars.

• Group 3: Open Exhibition

• Open to Any Competition NA or NB generation MX-5 Miata racecar with a CURRENT racing logbook from an approved sanctioning body. The SCDA reserves the right to deny any MX 5-based racecar for any reason at its discretion.  Tires are open.

• Group 4: MX5 Only High Performance Driver Education class

• Open to all MX-5 Miata street cars and racecars meeting the sound and convertible roll bar requirements.

• The roll bar must be in the fixed position and visible at all times. This means that roll bars which are designed to automatically deploy are not acceptable unless they are in the full upright and locked position at all times.
• The roll bar must allow the driver to pass the “broomstick” test which means that the top of the drivers helmet must be below the line from the top of the roll bar to the top of the windshield if structural.  If the windshield is not structural, then to the top of the dashboard.

• Drivers must have 15+ track days of experience.  Race license is not required.
• Drivers may enter one or both Friday and Saturday events
• Visit the SCDA FAQ section of the website for more information about HPDE events and the SCDA process
• All passes require a point-by, review the SCDA FAQ for more information about passing
• HPDE Drivers Please watch the classroom videos: https://www.youtube.com/playlist?list=PLo5Fx2zJNs1EYhJLkH-t2W8wATfs64Xys

• Miatacon Enduro: Open to All Drivers and Cars entered into the Sprint Races or approved by SCDA.  Only the top3 will be recognized on the podium and eligible for prizes. Tires are open.

• Pit Lane: Crew or visitors must have long pants, long sleeve shirts and closed toed shoes to enter the Hot Pit Lane. There is no fuel allowed in the COLD or HOT Pit at any time. Cars may not be jacked up in the pit lane during any session. Pit Lane speed limit is 35 miles per hour at Lime Rock Park.  All crew and drivers MUST sign SCDA waiver.

• Noise restrictions: 88db All vehicles must be muffled to the extent that they do not exceed 88db of sound at any place on the track property as measured by Lime Rock Park. Vehicles exceeding 88db may be black flagged and have 1 opportunity to further muffle the car and return to the track in the appropriate group. If a vehicle again exceeds 88db, it will no longer be allowed to enter the track in any session. This rule includes the FCP Euro Proving Grounds
• Car Chemistry inserts (usually helps reduce 2-5dbs)

• Technical Inspection

• Required:

• All cars entering the track in any session must have a SCDA MiataCon tech sticker. No previous SCDA tech stickers will be accepted including SCDA Annual tech stickers. Tech stickers will be placed in the driver’s side top corner of the windshield or on the roll bar if the car does not have a windshield. Any tampering or transferring of a SCDA Tech sticker will result in ejection from the event with no refunds.
• All cars must have 4 SCDA stickers provided by SCDA.  They are to be placed in the Front, Rear, Left Side and Right Side.
• Tech Form: Entrants to all groups must visit tech inspection with a completed SCDA Technical Inspection form available HERE
• The Technical Inspection Form is to be completed and signed by the entrant. The SCDA will confirm the form is completed properly and signed. The SCDA is not responsible for the preparation of the car nor specific safety issues like wheel torque or correct tire pressures, etc
• The SCDA will visually inspect that the driver’s helmet is in good condition and bears an SA2015, SA2020 decal, FIA 8859 or FIA 8860. No other helmets will be accepted and no tech sticker will be issued without the proper verification.  No exceptions will be made!
• Vehicles must have seat belts certified in the past 5 years.
• Driver Safety Gear for Racers: Follow SCCA or NASA rules for minimum requirements.

• What will be Inspected is listed on the SCDA Tech Form. No exceptions will be permitted for any group, including the HPDE group

• Entrants may have an outside repair shop or dealer perform the prep services, and include a stamp of approval, but vehicles will still need to visit Tech.
• Gear: All driver gear will be inspected at Technical Inspection per the aforementioned regulations. HPDE drivers of non-competition cars do not need to show compliant safety gear other than the approved helmet.

• Responsibility of the Entrant: It is the responsibility of the entrant to ensure that the driver gear and car are safe, compliant and well prepared.  SCDA reserves the right to inspect the car for compliance at any time during the competition.

• Log Books: All competition cars must present a current racing log book or similar from an accredited organization showing competition events. The log book must be presented at Tech Inspection. The only exception will be vehicles entered in the HPDE group.

• Registration: All drivers must pre-register for the event at the SCDA Registration portal.

• Registration opens Thursday 10/23 from 12pm-5pm, Friday 10/24 from 7am-8am, and Saturday 10/25 from 7am-8am by the start/finish tower. All entrants must show their SCDA speedwaiver and/or their valid competition license to check in. A special pass will be issued to drivers to enter the track gate without paying.  Please proceed to registration afterwards by the start/finish tower for the wrist band.  Names of crew must also be listed on the entry to enter without paying.

• Race Procedures: All sprint races will use the same race procedures as described below. These procedures do not apply to the Saturday Enduro.
• Sprint Race:

• Two Qualifying races and one Feature race will be held for all competition groups, with all three race groups following the same process
• Qualifying Session will be 15 minutes
• Race 1 will be 20 minutes
• Race 2 will be 20 minutes
• The Final race will be 25 laps or 25 minutes
• The SCDA may shorten or extend any session at its discretion in the event of extensive interruption or other factors without notice.
• Qualifying races will start double-file after a minimum of one lap behind the pace car
• Starting position, Point Scoring and MiataCon Champion

• Qualifying times will determine position for Race 1
• Race 1 starting position based on fastest time recorded in Qualifying

• In the event of identical lap times, the 2nd fastest lap time will decide starting position
• Following Race 1, one point will be awarded for each finishing position (eg, Winner receives 1 point, runner up awarded 2 points, 3rd place awarded 3 points, continuing to the final finisher.)

• Race 2 starting position will be determined by the lowest point scorer in Qualifying Race 1 (eg, 4th place finisher in Qualifying Race 1 scored 4 points. That driver will begin Race 2  in fourth position, continuing to the final finisher of Qualifying Race 2.)
• Final Race starting position will be determined by the lowest combined points of Race 1 and Race 2. In the event of a tie, the driver with the best finishing position in Race 2 will be awarded the position. The same process will be applied in the event of other multiple equal point scorers.
• The finishing results of the FINAL RACE will determine the overall winner of the SCDA 2025 MiataCon event.    

• Saturday Enduro Procedures: The 1:15hr Enduro (75minutes) held on Saturday is open to competitors entered in the MiataCon sprint races. Rules and regulations for the Enduro are as follows:

• The Enduro will begin at 3:15pm Saturday and end at 4:30pm (schedule subject to change)
• Vehicles must be lined up in the false grid by 3:00pm or will be gridded at the back of the field (schedule subject to change)
• Registered 2nd driver in Enduro may use the warm up sessions
• Starting order for the Enduro will be determined by a random draw

• Once lined up in the false grid, the SCDA will pick a false grid spot at random. That car will start on Pole Position, and each car following that car will file onto the track until there are no more cars behind in sequential order.  Example: Spot 18 is chosen at random. That car will start on Pole Position, followed by 19, 20, 21 etc until cycling through position 17 as the final position on track. The start will be single file following a pace car for 2 laps to assure the field is in the proper position.

• The race timer will continue to run despite any race interruptions
• Only the Overall podium will be awarded trophies and prizes. Cars from all classes may enter.
• One pit stop is required with driver change optional.  The same driver may elect to get out of the car and then re enter for the second stint or stay in the car during the pit stop.  Additional driver changes may be permitted with permission from the organizer. There may be more than two drivers per car
• Pit Window for Driver Changes OPENS 25 minutes into the race and closes with 30 minutes to go.
• The pits will be closed during full course yellow or black flags.  Drivers already in the pits may complete their driver change pit stop if a full course yellow or black flag comes out.
• If the driver change has not been started before the 45 minute mark, and the pit lane is closed for a full course caution, the driver change must be started within two laps of the resumption of green flag racing.
• When entering the pits for a DRIVER Change stop, all drivers must come to a complete, safe stop at their assigned Pit Box

• You must have a 5 minute lap (or longer) on official timing for the lap before or after you cross the start/finish line WHILE in the pits for your driver change.  A one lap penalty plus an additional one lap penalty for every 60 seconds below the minimum pit stop lap time will apply if your pit stop lap is less than 5 minutes.
• Example of Pit Stop Laps penalties:
• 0-59.999 seconds= 6 lap penalty
• 60-119.999 seconds= 5 lap penalty
• 120-179.999 seconds= 4 lap penalty
• 180-239.999 seconds= 3 lap penalty
• 240-299.999 seconds= 2 lap penalty
• 300=/+ seconds = NO PENALTY

Be mindful of where your Pit Stall is located (before or after the timing line at start/finish).  

• If your pit stall is located before the start/finish line, then your 5 minute pit stop lap will start when you cross the start/finish line on track and then pit. Your pit stop lap will be completed as soon as you cross the start/finish line while exiting the pits.  
• If your pit stall is located after the start/finish line, then your 5 minute pit stop lap will start the lap you cross the start/finish while in the pits.  Your pit stop lap will be completed as soon as you cross the start/finish line on track the lap you exit the pits.  
• The SCDA reserves the right to penalize a team if the aforementioned procedures are not abided by or done so unsafely.
• Pit Stop is required during the pit stop window, failure to pit, will result in disqualification.

• Pit boxes will be assigned at random at least 30 minutes prior to the green flag.  Pit boxes may be assigned to more than one team/driver
• No refueling is allowed during the Enduro or any other session in the pits.
• No work may be performed in the pit lane other than the driver change process, cleaning of the windshield, cleaning debris from radiator intakes or safely securing loose items inside or outside the vehicle, adding water to drink bottles or driver cooling system reservoirs.
• All drivers must be wearing a competition wristband. All crew members must be wearing a driver or crew wristband to enter the hot pit
• The Pit Lane speed limit is 35mph. Exceeding the speed limit will result in a penalty, including a stop-and-go or other action deemed fit by the chief stewart
• All crew members must wear a minimum of long sleeved shirts, long pants and closed toes shoes when entering hot pit lane

• Podium ceremonies will start 30 minutes following the finish of the Enduro

MiataCon Staffing:

Organizer: Elivan Goulart

Race Steward/Director: Simon Kirkby

Race Steward: Tim Hannen

Race Steward: Don Drislane

Registration: Sarah Goulart

Registration: Tamara Morrison

Head Tech: Mark Gregory

Tech: Tyler Stager

Pit Lane Chief/Tech: Matt Bannerman

Pace Car: John Schnabel

Timing and Scoring: Jonathan Goring

Timing and Scoring: Nick Stager

Race Control: Desiree Faulkner

SCDA Booth: Kevin Stager

Staging: Rob Stager

Grid: Greg Holt

Grid: Joe Posillico