Get ready for a full night of radial action at MDIR!!! Top notch drag radial prep provided all night for record runs under the lights!

Test & Tune and Grudge Runs

The name of the event says it all, Total Chaos Night of Radials!

This is an open test night on Saturday, May 8th for all drag radial cars, pro cars, slick cars, grudge cars and more.  Bikes are welcome! Both lanes will be radial prepped. No street tires allowed.

The staging lanes will be simple, 1/8th mile regular time, 1/8th mile no time, mile regular time and mile no time. All lanes will run on a .400 pro tree.

Callouts and Grudge Runs Welcome!


Click for Printable Flyer



Gates Open: 

3:00 pm

Test & Tune

5:00 pm - Midnight

Callouts/Grudge Runs: 

5:00 pm - Midnight


All Testing  $150
Entry Fee includes driver's admission

All Tickets Available at Gate.  No Sell Outs.

Adult   $20

Juniors (12-15)   $10

Children (11 & Under)  Free

Preferred Parking  $10
Grass Lot

Spectator Parking  FREE!
Outside of Gate




Event schedules, prices, dates, times, classes and booked-in vehicles are subject to change at any time without notice. Always call DRAGLINE for up to the minute 24 hour race information at 301-884-RACE



Events are open to all spectators, participants, family, and crew, with a maximum of 50% facility capacity.

All spectators, crew, staff, and participants must wear masks.
Hand washing/sanitizing must be done on a regular basis.

The tower will have restricted access and will be limited to essential staff only.

The crews will be limited on the starting line and front of the staging lanes, with social distancing extremely enforced. Our security staff and starting line staff will closely monitor this area to prevent unauthorized gathering.

Our restrooms are equipped with hands free fixtures. Restrooms will be cleaned, stocked, and sanitized throughout the day or evening. All Pitside portlets will be moved and taken out of service.

Concessions will be open, and lines will be marked for proper social distancing. Concession stand will follow all guidelines in place for local food service businesses.