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2015 Rule/Tech Updates:

The 2015 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.

Rules for the new WISSOTA Pure Stock and WISSOTA Hornet classes are also available for download:

2015 WISSOTA Pure Stock Rules
2015 WISSOTA Hornet Rules

Any updates or clarifications needed during 2015 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:

12-16-14
No updates have been posted at this time.

Late Model Rules:

12-16-14
No updates have been posted at this time.

Modified Rules:

12-18-14
Shown are the legal dimensions for the 1968 to 1972 Chevelle stub/frame. If your frame does not meet these measurements, please consult your chassis builder.

Super Stock Rules:

12-16-14
No updates have been posted at this time.

Midwest Modified Rules:

12-18-14
Shown are the legal dimensions for the 1968 to 1972 Chevelle stub/frame. If your frame does not meet these measurements, please consult your chassis builder.

Street Stock Rules:

12-16-14
No updates have been posted at this time.

Mod Four Rules:
12-16-14
No updates have beenposted at this time.