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-   -   38cc McCulloch (https://www.rcuniverse.com/forum/engine-conversions-92/4095500-38cc-mcculloch.html)

Dave172 03-28-2006 07:52 PM

38cc McCulloch
 
1 Attachment(s)
I got this engine from Scott Ellingson two years ago and just getting around to putting it on a plane. Ill be installing it on a GP giant stick. My question is what kind of motor mount should I use? If anyone out there is flying this engine how do you like it?

Ralphbf 03-28-2006 08:31 PM

RE: 38cc McCulloch
 
What engine are you talking about Dave.
Do you have a picture? A discription?

A lot of conversions are mounted with a flat plate bolted to the fire wall.
Some have stand offs, or spacers.

We need more info, there are several 38cc macs out there.

captinjohn 03-28-2006 09:23 PM

RE: 38cc McCulloch
 
Ralf: I see a photo in post #1. Maybe your computor is blocking the photo. I clicked on it for full size and the photo got a little smaller????? Dave... Bolt engine direct to firewall if you can. Or in a manor to save weight. Good Luck Capt,n

Ralphbf 03-28-2006 10:43 PM

RE: 38cc McCulloch
 
It's there now, thanks Dave

The best thing to do is ask Scott.

[email protected]

The picture is a little small for me to see, even at 300% enlarged.

aero nut 03-29-2006 12:58 AM

RE: 38cc McCulloch
 
Dave you'll need a beam type engine mount like the one that Dubro's sells with vibration dampers or the one like H9 sells for 1/4 scale planes.
Use the aluminum kind I think that the plastic ones may break with the torke these engines develop.

jstanton 03-29-2006 08:48 AM

RE: 38cc McCulloch
 
1 Attachment(s)
Dave

I had this very engine installed on a GP Giant Big Stick and Scott told me to use the largest metal Du-Bro mount. I belive it is the one for 120 4 stoke engines. They are a little expensive, but will worth it. Makes the installation just like a glow engine and the shock absorbing is a nice feature. Take a look at the pic. I had trouble getting mine started and Scott took it back and I upgraded to a 42cc w/ei I plan on using on the giant big stick. You will need a starter that spins this engine at least 1000rpm to get it started, but once it is started you'll love the power it has.

Thanks

Dave172 03-29-2006 11:50 AM

RE: 38cc McCulloch
 
Thanks for all the replys, now I know where to start.


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