SuperNats XXVIII

197DAYS

2026 Winter Series

TBA

2025 Pro Tour

24DAYS

SKUSA Mexico

17DAYS

2025 PKC

53DAYS

2025 TSRS

31DAYS

California ProKart Challenge

Round 3 -May 3-4, 2013 – Adams Kart Track

RACE ENTRY

Race pre-entries may be submitted at a special “packaged-price” discount through the ProKart Challenge ONLINE store. Our web-challenged friends may use our DOWNLOADABLE entry form.  If you have any questions, email  This e-mail address is being protected from spambots. You need JavaScript enabled to view it   or call 951-491-0808 for assistance.  NOTE: If this is your first transaction through the online store, you have the option of clicking on the “Create New Account” link when prompted and complete the forms presented.  Then, for subsequent transactions, just enter the login ID and password you created to retrieve your stored entry profile.  SPECIAL NOTE: Login ID and password cannot contain blank spaces.

Pre-Entry – Enter Before the Cut-Off and Save!
The definition of a “PRE-ENTRY” is an entry received, with payment, at the ProKart Challenge office before midnight on the Wednesday prior to the event, and will qualify for the pre-entry pricing.  Entries after this cut-off will have to be submitted at the event (starting Friday morning) at walk-up pricing.  See pricing below.  All race pre-entries will be confirmed via email within 1 business day of receipt at the PKC/SKUSA home office.  If you do not receive an email confirmation within 24 hours, please call 951-491-0808 to confirm that your entry has been received and is in process.

Pre-Entry closes at Midnight on Wed, May 1st.  Anyone wanting to register for the race or Friday's practice after that time will have to sign-up at the track on Friday starting at 7:00am or Saturday starting at 6:30am. 



Entry Fees
(NOTE: see Online store for special $295 pricing for entry+tires combo.) 

ALL CLASSES (active SKUSA membership required for race days):
  • $60 Practice Day
  • $115 Pre-Entry Race Fees for 1st Class - $75 for 2nd Class
  • $150 Post-Entry / At Track Race Fees for 1st Class - $75 for 2nd Class
  • $20 Transponder Rental ( If you don't have your own )
  • $212+tax per set MG-SK practice or race tires (for all classes except TaG Cadet). These tires may be re-used from event to event. TaG Cadet practice or race tires (MG-HZ) are $203+tax. All tires can be picked up at the track or shipped ahead of time for $10 Shipping and Handling (within CA) or $15 (outside CA).
    Note: Race Tires MUST have the special PKC stamp to pass tech.
  • $65.50+tax for a 5gal can of VP MS98 (Rotax racers in TaG Senior and Master can bring and use their own MS93)
  • $18+tax for 1L Oil Motul 2T Grand Prix
  • Special COMBO price of $77+tax for 1 MS98 fuel + 1 L Motul Oil
  • $75 SKUSA Annual Membership (must be current member)
  • NOTE: THERE IS NO CHARGE THIS EVENT for Pit Spots or Overnight Camping (Friday night only)
  • No reserved pit spots – all spaces are first come-first served, starting Friday at approx. 6:30am (this track has a late event on Thursday evening)
Driver Age
If the driver is less than 18 years old, you must fax a copy of his/her birth certificate to (951) 491-0809 (or email it to  This e-mail address is being protected from spambots. You need JavaScript enabled to view it ) at the time of submittal of your SKUSA membership/licensing application or first SKUSA race entry.  Be sure to check the Classes section of this site or sections 15.3 and 20.1.2 of the SKUSA Rulebook for minimum age requirements of each class.


VENUE INFORMATION

Adams Motorsports Park
5292 24th Street
Riverside, CA 92509

www.adamsmotorsportspark.com

Map and Directions (GoogleMaps)
Adams Motorsports Park is located in Riverside, California, just north of the 60 Fwy on Market Street, at the corner of 24th and Market. This venue is conveniently located only 45 minutes away from downtown Los Angeles and only 20 minutes away from the Ontario International Airport.

Overnight Parking and Camping
PKC has arranged for overnight parking of trailers, as well as overnight camping on site, at NO CHARGE starting Friday morning, May 3 at approx 6:30am. Pit spots and camping spots will be available on a first come-first served basis (NO RESERVATIONS ARE REQUIRED/AVAILABLE). This track has a late event on Thursday evening, so parking inside the gates will not be available until Friday morning. Sponsors that are in line to park Friday morning will be allowed access first.

Pit Vehicles
Although PKC prefers to disallow the use of motorized vehicles in order to avoid unnecessary accidents in the pits, this facility does allow motorized vehicles on their premises. However, PKC reserves the right to confiscate any vehicles, motorized or otherwise, that are being unsafely used anywhere on the kart track premises.

Pets On Premises
Dogs are allowed on the kart track premises, but must be kept on a leash at all times. Please clean up after your pet.

Air Boxes for Honda Engines
The silencer is open spec and air boxes are optional at this event. All other classes (S5 and TaG) require them as part of the Technical Specifications.

Spectator Tickets
1 and 2 day spectator passes are available through the online store and at the track throughout each event. These passes include pit access, thus enriching the spectator experience through up close contact with the drivers and crew. Prices are $15 for a 1-day pass and $20 for a 2-day pass. Kids 5 and under are FREE, but everyone must sign an insurance waiver.

Course Map For This Event – "Orginal" Adams Track Layout (clockwise)




EVENT SCHEDULE (TENTATIVE)

Friday, May 3rd - Practice Day 

6:30am Gates, Pit Parking & Registration Open 
7:30am-3:00pm Tire and Fuel Desk Open
9:00am-5:00pm Open Practice
10:00pm Gates Locked
Note: (1) When warranted, PKC will split the Friday practice sessions into TaG, Shifter and Junior groupings.

Saturday, May 4th - Race Day

6:30am Gates, Pits & Registration Open
7:00am-12:00 noon Tire and Fuel Desk Open

Practice 1 - 7 minute sessions (transponders mandatory)
7:30am TaG Master
7:40am TaG Junior 
7:50am S4
8:00am TaG Senior 
8:10am S3, S5, S4-Magnum
8:20am TAG Cadet
8:30am S1, S2

8:45am Drivers’ Meeting

Qualify - 7 minute sessions
9:20am TaG Master
9:30am TaG Junior
9:40am S4
9:50am TaG Senior 
10:00am S3, S5, S4-Magnum
10:10am TAG Cadet
10:20am S1, S2

Heat 1 - 12 Laps 
10:30am TaG Master
10:45am TaG Junior 
11:00am S4
11:15am TaG Senior 
11:30pm S3, S5, S4-Magnum
11:45pm TAG Cadet (10 laps)
12:00pm S1, S2

Heat 2 - 12 Laps 
12:15pm TaG Master
12:30pm TaG Junior 
12:45pm S4
1:00pm TaG Senior 
1:15pm S3, S5, S4-Magnum
1:30pm TAG Cadet (10 laps)
1:45pm S1, S2

Main - 20 Laps 
2:00pm TaG Master
2:25pm TaG Junior 
2:50pm S4
3:15pm TaG Senior 
3:40pm S3, S5, S4-Magnum
4:05pm TAG Cadet (16 laps)
4:30pm S1, S2

Podium Presentations and Raffle to Follow Final Tech Inspection


HOTEL & ACCOMMODATIONS

ProKart Challenge has secured the following host hotels for this event!



Holiday Inn Express Colton 
(Google Maps)

2830 S Iowa Ave
Colton, CA 92324
951-788-9900 ph
951-788-7096 fax
Website

Be sure to say that you are racing at the 'Adams Motorsports Park' to take advantage of the special rate of JUST $69+tax per night for 1 king or 2 queen beds:

This hotel is just 5 MILES from the track (a 7-minute drive) and offers a variety of key amenities, including:
  • free, HOT breakfast buffet, including eggs, meats, pancakes, biscuits & gravy, fresh fruit, drinks
  • live and video security overnight
  • room for trailer parking in the back
  • in-room fridge, iron, blow dryer, coffeemaker, free wi-fi 
  • express checkout
  • outdoor pool and jacuzzi
  • nearby restaurants and bars (some offering discounts with room key validation)




Comfort Inn Riverside 
(Google Maps)

1500 University Ave
Riverside, CA 92507
951-683-6000 ph
951-782-8052 fax
Website

Comfort Inn Riverside would like to extend an invitation to Superkarts! USA for hotel accommodations in Riverside, CA.

This hotel is the ideal housing option because of the low rates and the high-quality amenities. It is in a great location, surrounded by restaurants of all types. The rates that they are offering to SKUSA customers are $64.99 per night, plus tax, for single occupancy rooms and $69.99 per night, plus tax for double occupancy rooms.

Included in the rates are the following amenities
  • Complimentary HOT Breakfast including scrambled eggs, sausage, waffles, assorted pastries, cereals, yogurt, juices, coffee, and more.
  • Free Internet
  • Free Parking (includes Truck and Bus Parking)
  • 32" Flat-Screen Television w/ HDMI Connections for Devices
  • Microwave and Refrigerator
  • On-Site Laundry
  • Business Center
  • Fitness Center
  • Swimming Pool
  • Pet Friendly*
  • Room Service by Order Inn
RESERVATIONS via Telephone
Please call the hotel directly at (951) 683-6000 and ask for the Superkarts! USA Rate Plan to access your discounted rate.

RESERVATIONS via Weblink
Please click on the link below to book a room at the discounted rate.
http://www.comfortinn.com/ires/en-US/html/ArrivalInfo?hotel=CA677&srp=LRACE


For those racers looking for a more FULL-SERVICE hotel and more local hangouts, may we suggest:

Riverside Marriott
(Google Maps)

3400 Market Street
Riverside, CA 92501
951-784-8000
Group Rate: $89/night + tax. You must say "Pro Kart Challenge" when you call in to reserve in order to get this special rate.
Website

Mission Inn Hotel & Spa
(Google Maps)

3649 Mission Inn Avenue
Riverside, CA 92501
951-784-0300
Sample Rate: $169 (with AAA discount)
Website

 

NOTE: OVERNIGHT PARKING OF TRAILERS and OVERNIGHT CAMPING AT THE TRACK will be available for this event at NO CHARGE starting Friday morning, May 3rd. The facility has a late evening event on Thursday, May 2nd, so there will be no parking inside the gates until Friday morning.


POLICIES

Cancellation/Refund Policy
Please read our Terms and Conditions page.

Pit Space Rules
  • All pit spaces are unreserved, and are available on a first-come, first-served basis. 
  • Pit space move-in will start on Friday morning at approx. 7am.
  • Overnight camping will be allowed for this event at no charge, although RVs may be directed to a designated parking area of the pits upon arrival.