Rotax Info

Weights:

Reciprocating Weights:

912 UL 80 HP
Piston, Rings, and wrist pin:
395 Grams

912 ULS 100HP
Piston, Rings, and wrist pin:
460 Grams

1484 Total Zipper:
Piston, Rings, and wrist pin:
409 Grams


 


Cylinder Assembly with piston rings and wrist pin:

912 UL:
1480 Grams

912 ULS:
1420 Grams

1484 Zipper:
1099 Grams

 


9.0 : 1 Compression produces 1HP @ 15.1cc

9.7 : 1 Compression produces 1HP @ 14.3cc

10.5 : 1 Compression produces 1HP @ 13.5cc

11 : 1 Compression produces 1HP @ 13.0cc

Turbos produce 1HP @ 10.5cc


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