by John Rittenoure - TULSA, Okla. (May 11, 2021) - This weekends races at West Texas Raceway in Lubbock and Saturday at Route 66 Motor Speedway in Amarillo are co-sanctioned with the Southern Touring Late Model Series. Sooner Series or Southern Touring rules are allowed, but no mixing of rules.
The tire rule is as follows
Crate: M20/M30/M40 all 4 corners
Opens: M20/M30/M40 (LF, RF, LR) M30/M40 only RR.
Old Tire Rule: crates: crate 21
Opens: 1350, crate 21, M20, M30 any 55 (LF, RF, LR) any 55 only RR
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