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2016 Rule/Tech Updates:

The 2016 WISSOTA Rule Book is available online here. All rules for Late Models, Modifieds, Super Stock, Midwest Modifieds, Street Stocks and Mod Fours are included in the rule book.

Any updates or clarifications needed during 2016 will be posted here and also published in All The Dirt! Racing News. If you have any questions pertaining to any car rules, contact: Bill Engelstad at (218) 262-5823 or (218) 208-7844, or bill@wissota.org.

Multi Class Rules:

1-7-16
No updates have been posted at this time.

Late Model Rules:

1-7-16
No updates have been posted at this time.

Modified Rules:

2-3-16
Modified drivers are reminded that the roll cage/main cage rule requires a minimum of 1.66 O.D. tubing. Please make sure your car meets this minimum specification. Some chassis builders offer smaller diameter tubing which does not meet the WISSOTA rule. This is a reminder only, not a change. This has been the rule for WISSOTA Modifieds and continues to be.

2-4-16
Lightened crankshafts are not allowed in WISSOTA Modified Concept Engines. A crankshaft weight rule for the WISSOTA Modified Concept Engine is being finalized and will be announced shortly.

Super Stock Rules:

1-7-16
No updates have been posted at this time.

Midwest Modified Rules:

2-3-16
Midwest Modified drivers are reminded that the roll cage/main cage rule requires a minimum of 1.66 O.D. tubing. Please make sure your car meets this minimum specification. Some chassis builders offer smaller diameter tubing which does not meet the WISSOTA rule. This is a reminder only, not a change. This has been the rule for WISSOTA Modifieds and continues to be.

Street Stock Rules:

1-7-16
No updates have been posted at this time.

Mod Four Rules:
1-7-16
No updates have beenposted at this time.

Pure Stock Rules:
1-7-16
No updates have been posted at this time.

Hornet Rules:
1-7-16
No updates have been posted at this time.