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Front Motor Mount Question

PostPosted: Tue Jan 28, 2014 2:29 pm
by L112 From PA
Link to Member Fred that fabricated his own mount.
http://s1003.photobucket.com/user/redfr ... t=3&page=1

Re: Front Motor Mount Question

PostPosted: Tue Jan 28, 2014 2:32 pm
by L112 From PA
Gees, I keep hitting post when uploading a pic. My question is...if I bolt through a rubber mount does that affect Engine isolation? I know the front mount had bolts come out either side of the vulcanized rubber so no bolts went from engine mount to frame mount. If I bolt through a rubber mount will I affect the isolation for side to side vibration?

Re: Front Motor Mount Question

PostPosted: Wed Jan 29, 2014 12:03 pm
by L112 From PA
My front motor mount separated from the rubber when removing the motor. I may be able to have a urethane mold made here
at my work to keep the engine isolated from the frame.

Re: Front Motor Mount Question

PostPosted: Wed Jan 29, 2014 1:36 pm
by VWJake
Rich,
You can bolt through from one plate to the other sandwiching a piece of rubber between them. You will definately feel more vibrations because the bolt/nut will have a direct metal to metal connection with the steel on both sides. It won't be as bad as having no rubber at all, but I'm sure it will be a little more "buzzy" than the stock mount.

I too will re-cast one someday, but for now I'm is still in one piece. Let us know how you make out with yours.

-Jake

Re: Front Motor Mount Question

PostPosted: Wed Jan 29, 2014 1:57 pm
by L112 From PA
Thanks Jake. I was going to do that until a co-worker that works a lot with urethane said he could make up a fixture bond a new mount for me.
So I plan to remove the old rubber and sandblast the parts and he'll take care of it from there. I'll post some pics and list the compounds used.

Re: Front Motor Mount Question

PostPosted: Wed Jan 29, 2014 2:55 pm
by Ralph Goff
It is surprising what you can get away with for engine mounts. Whoever did the switch from the SD240 to a newer BD264 on my truck took the cheap way. It looks like a hockey puck with a bolt (or is there two?) for the front engine mount. Seems to work fine but I'm thinking I should really get a proper BD 264 front mount for it. They were different from what the SD engines had.