American Modified Stock Series

American Modified Stock Series New affordable dirt track series coming to VA WV TN and Kentucky in 2026

12/02/2025

Update coming this weekend. Sorry I haven’t updated been been so busy that I just couldn’t work on the series.
Got some spec parts and big news for 2027 coming.

08/23/2025

Working on finishing up the rest of the engine rules and the body rules and drawing them up. My day job has been keeping me busy and haven’t had a lot of extra time but I am working on getting everything up soon.

08/12/2025

Our goal is to create an affordable class that racers can use parts they already own or can use used parts to save money.

Head, Intake and carb rules,

Aluminum and steel heads with factory stock valve angle GM 23 Ford 20 and Dodge 18 with steel valves no titanium valves max valve size 2.02
Heads that have been ported must add 75 pounds to car and cars with Aluminum heads must add 40 pounds in front of engine plate 20 pounds split each side of engine.
Heads must have a minimum 58cc combustion chamber.
Any Intake is legal but all cars must run a 500 2 barrel carb.

Engine rules post later tonight.
08/11/2025

Engine rules post later tonight.

07/03/2025

The American Modified Stock Series looks to debut in 2026. The premise behind it? Using old modified chassis with dirt late model bodies.

05/27/2025

This page is a work in progress.

This page will have all the information news and rules for the upcoming American Modified Stock Series.

Address

Wytheville, VA

Website

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