Vintage Snowmobile Racing Priest Lake

Rules and Regulations

General Rules Drivers
Must have tether attached when on sled.
Full face helmet required with goggles or face shield

Helmets to be worn while on snowmobile
Track run up stands required No lifting of sleds allowed
Upper body protection required (motocross style legal)

Knee and shin guards recommended

Neck braces recommended

High visible colors recommended for driver  ORANGE  requested

No alcohol in pits

​Gloves Raquired

Snowmobile General Rules
Any leaf spring sled 85 and older
Clutch cover required
Up to 1 inch depth lug depth
Clutches can be updated
Ski tips must be padded or Hoops
4 inch numbers on both side contrasting colors from sled
Hoods have to be on sleds
Traction devices allowed
Headlights taped or removed
Taillight recommended
Carbide ski runners allowed
Windshields can be removed
Brakes can be updated
Cleated Tracks allowed
Snow Flaps Required
Must be naturally aspirated
Must be snowmobile with 2 skis

No Sno-Scoots

Traction products can not be over 3/8 inch past track lugs


Stock Classes

Skis, gas tank, seat, and pipe must remain stock

Handlebars can be updated

Clutches can be updated

Air boxes can be removed
Original exhaust system
Carbs can be updated not to be larger than original size

Traction products and carbides allowed

Engine to remain stock

working taillight


Super Stock

Free Air sleds will run with liquids 

Can update skis, gas tank, and seat

Internal mods allowed

No external mods to motor (intake concept to remain original)

Stock exhaust

Carbs can be updated

Clutches can be updated

Working taillight

Traction products and carbides allowed

Engine cylinders must match motor


Mod classes
Any 85 and older leaf spring sleds with 85 and older motors
Mufflers not required

Working taillight
Any sled and engine combo allowed not to be larger than cc class entered


Open Mod Class

Any 85 and older leaf spring sleds with 85 and older motors

Working taillight

Any sled and engine combo 85 and older


120 Stock Class Governor adjustment & gear change allowed

120/200 Mod Class Engine modifications up to 200cc allowed