Request for oversize forged pistons for 593 (non-HO)
#36263 from brad smith · Rule change · TB 24-08 (2024-08 Fastrack)
In F6, GCR section 9.1.1.D.14.I, change as follows:
"Forged replacement pistons
Rotax engines may be overbored as specified by Rotax to allow fitting of overbore pistons. Only the following forged replacement
pistons are permitted:
1. Kawasaki: Wiseco # 2084M06800
Rotax 494: Wiseco # 2381M06950; Wiseco # 2381M07000 (0.50mm overbore)
Rotax 493: Wiseco # 2436M06950; Wiseco # 2436M07000 (0.50mm overbore)
Rotax 593 non-HO engine only: Wiseco # 2411M07600; Wiseco # 2411M07650 (0.50mm overbore)
Show 1 more lines
2 Rotax 593 (standard bore): Wiseco # 2411M07600"