Marion, OH- The WPI and NTPA Executive Board of Directors have approved the following amendment to the Hot Farm turbocharger rules. This rule change came about due to manipulation of the turbocharger MWE groove machined into the air intake portion of the compressor housing. Turbochargers with a MWE groove will not be accepted in the Hot Farm division after the 2026 season. Please click the link below to view the amendment, which takes effect immediately.
