> Vacuum bagging is no problem, we do it on almost every part we make.

 > I don't think i'm too worried about fire personally. The general layout

 > is important.

 > The spacers need to be inserted prior to thermal cure. The mold would

 > need to have

 > the sides needed for a motor mount built in. This part might be best

 > done male-molded.

 > The vacuum bagging would give a super finish anyway.

 > Bill

 >

 > Good idea on the built in motor mount. We considered this

 > a long time ago sand cast in aluminum but the heavy weight was

 > discouraging.

 >

 > Carbon fiber would be another matter entirely.

 > Here are a few old dwgs. It would have to be redesigned

 > for carbon fiber. I'll work on it.

 >

 > -- Paul Lamar ...No rotor no motor.

 >

 > Paul,

 > The motor mounts need not be actually made from the mold. The flat

 > sides George did for the aluminum BH would work too. That said if the

 > shape could be kept somewhat simple it would be lightest to mold them

 > in. A thin rib is difficult to set up in the mold of course. A fluted

 > shape is better while still being removable.

 > Bill

This is an opportunity to separate the bell housing and  motor mounts.
As the design stands right now,  you would have to pull the engine to
service the drive. Not too  slick in my opinion.    Jerry


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