ORIGINAL: Dart373
OS 1.60 with muffler = 42.9 I think going by tower hobbies.
Roto 35= 62 oz I am guessing with Pitts style in cowl muffler....
That is a tubby little motor.
The MVVS lineup is not any lighter though. Even that Mag case would be rediculous.
Weights... I posted it above your post by like 5"...