Round 8: Dynamite Grand Prix – Preston, ID
Host: Grassroots MX
Dates: August 18-20, 2023
Location: Cache Valley MX Park
Address: 4353 S State St, Preston, ID 83263
*Pays National Points
FRIDAY MX PRACTICE – 8am – 3pm
Thursday: 4pm – 10pm
Friday: 6:30am – 10pm
Saturday: 6am – 10pm
Sunday: 6am – 4pm
Gate Fees (per person):
Adult 6+: $20/weekend
Child 5-: FREE
Online Signups Closes Thursday, Aug. 17 at 5pm PST. Sign Up HERE
Thursday: 4pm-8pm (MX Practice Only)
Friday: 12pm – 6pm
Entry Fees (Pre/Post):
1st Race or Class: $45/$55
Each Additional Class: $38/$48
Pro Classes: $125
AMA Membership: Required For ALL Riders
AMA Weekend Pass: $20
AMA Annual Membership: Adult: $49 / Youth: $29
www.AmericanMotorcyclist.com (AMA Membership Available Online/At Sign Up)
LWT II: (96–200cc)
LWT I: (201-250cc)
Electric Bikes: (Classified As HWT)
Super Mini: 12–16 (79–112cc 2 Stroke or 75–150cc 4 Stroke)
Girls Sr. 12-16: (79–112cc 2 Stroke or 75–150cc 4 Stroke)
Girls Jr. 9-12: (59-85cc 2 Stroke or 75–125cc 4 Stroke)
85cc Sr.12-15: (66–85cc 2 Stroke or 75–125cc 4 Stroke, Max Front Wheel 17”)
85cc Jr. 7–11: (66–85cc 2 Stroke or 75–125cc 4 Stroke, Max Front Wheel 17”)
65cc 10–11: (59–65cc 2 Stroke or 59-112cc 4 Stroke)
65cc 7–9: (59–65cc 2 Stroke or 59–112cc 4 Stroke)
Peewee Jr. 4-6: (10” Front Wheel, 0-51cc 2 & 4 Stroke)
Peewee Sr. 7-8: (12” Front Wheel, 0-51cc 2 & 4 Stroke)
eMicro 4-8: (12” Front Wheel)
Pro/AA, Expert, Intermediate, Novice
Advanced, Novice, Beginner
*PLEASE BRING COPY OF BIRTH CERTIFICATE FOR PROOF OF AGE.
*Course Mileage Is Approximately 7 Miles. Minimum 45 Minute Cass Races.
*All Age Classes Must Show Proof of Age With Entry.
*All Pre-Entries Must Send Copies of AMA
*Everyone Must Sign Gate Release. We Reserve The Right To Refuse Service.
– NO PIT RIDING/BIKES!
– NO FIREWORKS.
– No Riders Under 12 Years Old In Any Class Except “Youth Races”
– Pee-Wee Ride: Up To 10 Years Old (50cc Bikes, NO Quads) On A Modified Course.
DIRECTIONS: Click HERE For Directions
RV’s and General Parking:
General Parking: There is plenty of space for all size of rigs, general parking is first come first served.
Premium Parking: Front row – MX Track : $100 /event. Reservations required. Spots are limited, not available for all rig sizes.
email firstname.lastname@example.org call/text 801-540-8625
Fresh water is not available on site. Please fill your RV tanks before you arrive
See below for locations with fresh water.
Water to fill barrels for bike washing is available at the track.
Electricity is not available at the track. Please bring your generator for power.
RV Fresh Water & Dump Station
Preston: 540 W Oneida St, Preston ID (6.2 miles north of the track)
Franklin: 39 E 2nd South St, Franklin ID (4.5 miles east of the track)
Pets are allowed .They must be kept on a leash at all times.
1. PIT VEHICLES
Cache Valley MX Park do not allow Pit Riding.
Pit vehicles may be used for transportation to and from the race office, vendor area, & staging.
Joy riding, racing, and play riding is NOT ALLOWED.
Riders may ride their race bikes to and from staging.
Speed limit is 5MPH, 1st gear
Helmets must be worn at all times.
2. The access road to Cache Valley MX is a county road. No unlicensed vehicles are permitted to exit the facility. This includes race bikes, pit bikes, golf carts, SxS, ATV’s etc.
3. Walking the course: You may walk the track or ride a pedal bike before or after racing each day.
Please note: The property is part of a working farm. We have been given access to the MX Track only. Any surrounding land and fields are strictly off-limits to all activity. This includes walking, pedals bikes, battery operated vehicles, pit vehicles, race vehicles etc. Thank you for your cooperation.
4. Clean – Up: Please dispose of your garbage in the black dump trailers.
There are 2 dumpsters located on the property: Vendor Row, near the porta potties and the exit/entrance of the park.
Tires and Fuel Cans: Please do not place tires or fuel cans in the dumpsters. Set them next to the dumpster and we will dispose of them properly.
5. Local info:
Preston ID is 5 miles north of the track. There is a grocery store , several gas stations & restaurants.
Lewiston UT is 5 miles South of the track. There is a small grocery store , Theurer’s Meats, and a gas stations.
Logan UT is 20 miles south of the track with several larger stores including Wal-Mart and Sam’s Club.
6. Quiet Hours: 10:00pm – 7:00am