Following an internal evaluation of the rules package used for the NASCAR Whelen All-American Series tracks and the package utilized during the ValleyStar Credit Union 300 at Martinsville Speedway this past weekend, the rules have been finalized for the Commonwealth Classic at Richmond Raceway.

Most of the previously announced guidelines will stay in place with a few notable exceptions. Exceptions Noted below.

Harrington Spec: Carb 650 Remove 1-inch Spacer Plate.
Weight: 3100/1400

Chevy Upgrade: 500Hbx 1-inch Tapered Aluminum Spacer.
Weight: 3070/1370

Ford Crate: 650 1-inch Spacer Aluminum Open.
Weight: 3070/1370

Gm Crate 604: 650 Carb 1-inch Aluminum open or Tapered.
Weight: 3050/1370

Chevy Built.: 500 Hbx 1 Inch AluminumTaperd Spacer.
Weight: 3050/1370

Ford Built: 500 Hbx 1-inch Aluminum Tapered Spacer.
Weight: 3050/1370

Dodge Built: 500 Hbx 1inch Aluminum Tapered Spacer.
Weight: 3050/1370

All Carburetors Must Meet Current NASCAR Whelen All-American Series Guidelines.

Entry blanks and additional information can be found at

Tech contact: Mike Bushee
Phone: 252.908.2021
Facebook: mike.bushee

📸: AP/Jason Hirschfeld