none03x
April 28, 2026, 4:51am
12
DIG78x:
What I’m unsure of is if those rebuilds are necessary for peak performance, or just to keep the thing running - given that I’m doing club racing I don’t need it to be 100/100, and I recognize that TM is the preferred manufacturer for top OK-N performance.
Simone posted the hours in this post.
Operationally speaking (as reported from the initial adoption of the platform in the wild) all engines are very solid and require relatively low upkeep when used in practice configuration (much like any other 2 strokes). The main diferentiator is the fact that the market is open and as such parts’ cost varies from manufacturer to manufacturer (no surprise that the vast majority of the market gravitated to TM…) The intervals for parts is in the following ballpark:
Piston - 8 hours ( 5H in racing…
Rotax sounds a good idea, just be overconfident on abusing the use hours. Have seen many disasters because of that. Grand Finals ticket is a nice addition if you feel like going abroad, unless it’s in Bahrain because of the travel expenses.
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