Williams Grove Speedway

Williams Grove Speedway, home of American Sprint car racing since 1939, is a 1/2 mile banked clay oval track that hosts the best 410 Sprint car racing in the country. Come experience the outdoor excitement of speed and competition as the drivers race for the Winners Circle. Racing weekends March through October with prices ranging from $6-$35, Discounted youth (13-20, $10-$15), and kids 12 & under FREE. Special sanctioned races include World of Outlaws (nationally known champions), All Stars, URC Sprints and ARDC Midget cars. Other race car divisions are 358 Sprints, Super Sportsman, Limited Late Models, and Street Stocks. We have two Kids Nites a year that include bounce rides, free games, and kids bike races with prizes plus 12 nights of fabulous Fireworks. See you at the track.

Upcoming Events & results




October 4 @ 5:30 PM
World of Outlaws Sprint Cars National Open
 Final Points Race
GA $35 Y $20

World of Outlaws Camping Information
Camping at Grainger's for the National Open will open Thursday @ Noon and close Monday @ Noon. 
Camping on our grounds will open Tuesday @ Noon and close Monday @ Noon.



Champion Racing Oil National Open Finale Postponed To Sunday

Gates open at 3 p.m. with time trials underway at 5:30 p.m. at Williams Grove Speedway

MECHANICSBURG, Pa. - Oct. 3, 2015 - Continued inclement weather and an especially saturated Williams Grove Speedway has postponed the Champion Racing Oil National Open to Sunday.

The National Open finale will be a one day full program with a $50,000-to-win prize. The back pits will open at 1 p.m., with front pits opening at 2.  General admission gates open at 3 p.m. with time trials underway at 5:30 p.m.

The World of Outlaws Sprint Car Series returns to action tomorrow night for the finale of the Champion Racing Oil National Open. Tickets remain for the event and are available by visiting the track box office.






Friday Night
General Admission and Pit gates
open at 5:30

Saturday Night
General Admission and Pit gates
open at 5:00


Latest News




Champion Racing Oil Williams Grove Speedway National Open This Week!

World of Outlaws Vs. Pennsylvania Posse Showdown is Oct. 1, 2 & 3

Williams Grove Speedway will present the premier sprint car event of the season in the east this Thursday, Friday and Saturday, October 1, 2 and 3, when it hosts the 53rd annual Champion Racing Oil World of Outlaws National Open for sprint cars.   >> read more

Williams Grove World Of Outlaws 53rd Annual Champion Racing Oil National Open This Week Has Storied & Historic Past

Saturday Open pays $50,000 to win!

Sprint car fans in the East will gather this Saturday night to see the 53rd running of the Williams Grove Speedway Champion Racing Oil National Open for sprint cars sanctioned by the World of Outlaws, going 40-laps in distance and paying $50,000 to the winner.. >> read more

Saturday Night Series at Williams Grove Speedway Comes to an End

Bright Future for Super Sportsman Ahead with New Series in 2016 

After a 10-year run at Williams Grove Speedway in Mechanicsburg, the Saturday Night Series featuring the Super Sportsman, 358 Late Models and Street Stocks will come to an end. In an effort to concentrate more on its core racing on Friday nights, Williams Grove Speedway management made the difficult decision to discontinue the series on Saturday Nights. >> read more



Attn Super Sportsman Teams: 

SNS Protests Update click here  (7/17/15)

The wing rule will become effective on July 31, 2015 
click here for pdf
All teams must be compliant with this rule by that date.










We are now on Race Monitor follow
along by downloading the app



Important Notice on Counterfeit Head and Neck Restraint >> click here



Friday Divisions

Hoosier R-15 will be allowed in 410 & 358 sprint car competition

Electronic bleeders will be allowed in 410 competition only

Flat tire update - effective 8-24-15 >> click here

Saturday Divisions

Super Sportsman Tire Information Missing From Rulebook >> click here


Super Sportsman....

There will be no cam changes for super sportsman in 2015


Any Steel/SS Value with 11/32” min valve stem. Max 2.08” Intake and 1.625” Exhaust.   
No titanium except for valve spring retainers & locks.  
Roller rocker permitted.
Stock valve guide angle no relocating valve guides.  


Late Models....

No 3 or 4-way adjustable single shock absorbers allowed. No more than one
adjustment for extension and compression per shock. No electronic adjusting is permitted.
Any Steel/SS Value with 11/32” min valve stem. Max 2.08” Intake and 1.625” Exhaust.   
No titanium except for valve spring retainers & locks.  Roller rocker permitted.
Stock valve guide angle no relocating valve guides.  

Street Stocks....
Body Rule:  Bodies can be steel or aluminum, but must be identifiable by year make and model.
All lines and bends must match OEM bodies. Body must be in stock location and dimensions
must remain as factory-produced; widening and/or narrowing of body will not be permitted.

Shock Rule:  Only non-adjustable gas or oil-dampened aluminum or steel-bodied shock absorbers are permitted.  Shock absorbers that are externally adjustable or have remote reservoirs or Schrader valves are
expressly prohibited.
If stock spring pockets are rusted or damaged, they may be remanufactured
but must closely resemble stock and remain in original stock position. Shock mounts may be relocated.
Weight jacks permitted.

Any Steel/SS Valve with 11/32” min valve stem. Max 2.08” Intake and 1.625” Exhaust. 
Any factory production head (installed as an assembly line option) that originally used a 5/16” stem
diameter may keep that same diameter with the 2.08”/1.625” max head diameters listed. 
No titanium except for valve spring retainers & locks.  Roller rocker permitted. Stock valve guide
angle no relocating valve guides.

Track Notes

Attention ALL race teams!
Please go to the forms section on the website and download the W-9 form and have it filled out,
you can mail it to the office, email to the office at williamsgrove@verizon.net  or bring it to the track.

Congratulations to:
 Bruce Ellis and Don Kreitz Jr. for being inducted into the National Sprint Car Hall
of Fame and to Austin Hogue for being named North American 410 Rookie of the Year!

Click here to view the 2014 season results

To All Patrons: No Smoking or E-cigarettes in grand stands & within 15 ft of concession stands


Parking Lot Policy:
click on thumbnail to view larger image





A pre-1962 look at the covered grandstand at Williams Grove from Beer Hill

Ben's Pics  Click here to view more photos

The displayed photos were picked by museum staff member Ben Turner who has
spent many hours sorting and cataloging thousands of photos  in EMMR's collection.

EMMR photos are available for public viewing during museum hours.

The museum is currently open every Friday from 10 AM - 4 PM and will begin its
normal hours of 10 AM - 4 PM on Fridays, Saturdays and Sundays on April 6.

This Week's Videos


Williams Grove Speedway
September 18, 2015
Video courtesy of DirtStation




National Open Format

point standings 
Driver Rosters  
rules & regulations


Official product sponsor
of the 358 Late Models



2015 Official Sponsor of the National Open