Diablo 503 Top Motor Mount Hole ?????

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Go Go Diablo
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Diablo 503 Top Motor Mount Hole ?????

Post by Go Go Diablo » Tue Oct 20, 2009 9:17 pm

On the 503, the top motor mounts I've seen all have a centered hole in the upper edge and usually this hole has a rubber grommet in them. At first I thought it was a path for the spark plug wire, but none of the 503s I have route the wire through this grommet hole.

Anybody know what the hole was meant for?

We are going to get this mount reproduced, but do not want to put the grommeted hole in if not needed.

Bruce
Too many Diablos and parts to count.
Yamaha 600 SX

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vmaxx4
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Re: Diablo 503 Top Motor Mount Hole ?????

Post by vmaxx4 » Wed Oct 21, 2009 6:50 pm

Bruce

Here is a a picture of a 503 I looked at this summer to get some measurements for my new motor mounts. It has the spark plug wire routed through the hole you're talking about.

....Mark.

Image

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Re: Diablo 503 Top Motor Mount Hole ?????

Post by Go Go Diablo » Wed Oct 21, 2009 8:17 pm

That's interesting Mark. Thanks for solving the mystery. I also noticed your choke cable is routed through another hole on the mount. We will have to make sure that one is there also when we get it reproduced.

By the way, we will be getting 503 heat shields and bottom motor mounts made too.

Thanks again. You have been a big help.

Bruce
Too many Diablos and parts to count.
Yamaha 600 SX

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Rock
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Re: Diablo 503 Top Motor Mount Hole ?????

Post by Rock » Wed Oct 21, 2009 8:43 pm

Hi all

Here is a photo of the top motor mount of my 503. Hope this help.
Will get a new photo when i go and pick it up next month

Take care
Rock
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vmaxx4
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Re: Diablo 503 Top Motor Mount Hole ?????

Post by vmaxx4 » Wed Oct 21, 2009 9:46 pm

Bruce

Here's another picture. The serial # of this sled was 3086x. Is this a later number than yours?
Have you been able to find new "stand-off's" that attach to the head bolts/studs?

....Mark.

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Re: Diablo 503 Top Motor Mount Hole ?????

Post by Go Go Diablo » Thu Oct 22, 2009 6:45 am

Thanks again Mark. Regarding serial numbers, I have a couple of these 503s up on the shelf, but not sure what the serial numbers are.

Regarding the nut extensions, I'm pretty sure they are a metric nut one can get at a fastener store. I'll bring one down to my store and see if they can match it up. I need some anyway.

Bruce
Too many Diablos and parts to count.
Yamaha 600 SX

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