Hi to anyone who has information about the Zipper Big Bore Kit for the 912S Rotax engine.  I am interested in increasing the HP of my 912S but when I tap on the Zipper website a message pops up saying "There has been a critical error on this website".  I am wondering if this means Zipper no longer sell/support this Kit for the Rotax 912S ??.  Can anyone shed any light on this please ?.  Thanks in advance. Regards, Allen B.

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You might want to move this to the Rotax forum.  This is the UL Power forum.


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