TECHNICAL UPDATES - EFFECTIVE JANUARY 1, 2011
· Main Bearings,- SKF main bearings are not allowed.
· REQUIRED -Micro Max Carburetor – Combination #2 Needle Jet K-98- 8.5 insert- gr3.6 floats, Idle jet marked “60” digits Idle jet insert marked “60”
· REQUIRED -Mini Max Carburetor – Combination #1 Needle Jet K-98- 12.5 insert – gr5.2 floats, Idle jet marked “30” digits Idle jet insert marked “30” digits
· Micro Max main jets – Only main jets marked: 115/118/120/122/125/128/130/ as supplied from Rotax Brp Micro Max Jet package *main jet marked 132 is not allowed
· Micro Max & Mini Max -Event organizers may specify single main jet or a choice of allowed main jets for event.
· Junior Max- Senior Max – Rotax Masters – DD2 Sr & DD2 Master must use either Combination #1 or Combination #2
Floats marked with gr5.2 Floats marked with gr3.6
Idle jet is stamped with”30”digits Idle jet is stamped with “60” digits
Idle jet insert is stamped with”30”digits” Idle jet insert is stamped with “60” digits
Carburetor insert 12.5 Carburetor insert 8.5
Don Moormeister
National Tech Director
United States Rotax Max Challenge
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