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i model Conrail 1990 so i would like to have a nice fleet of these units, hopefully with the corect trucks
Don't hold your breath on the correct trucks... I talked to IM back in December.. and they gave a cryptic answer.. 'maybe'
Went I talked to them last month, it was more like a 'we're trying'. They're aware, and would like to, but as you noted, it won't happen for just the -2's.Jason
So I'm looking at the Conrail Cyclopedia page on the SD40-2 http://crcyc.railfan.net/locos/emd/sd402/sd402proto.htmlIt would appear the Atlas SD35 truck frame (494305) is real close to the Conrail SD40-2 Flexcoil truck. Looking at the Atlas part I have in my hand, the only things different are the center brake cylinder and the outside brake shoes. Both that look like would be an easy fix with a file. I also have an HTC truck side frame from an IM SD45-2 (which I had scrapped)and those side frames seem to fit on the Atlas gear case, (494301). So, the SD40-2 is a couple years too new for my modeling, but that's what I would do. Now, I did post the message from IM above, but I haven't had any discussions with them on this topic. My reason for looking into this was to see if 3D printing was a solution.Shoot away...Bill Kepner
You can achieve a pretty accurate result by trimming off the traction motor mounting bracket from an HTC truck and fill the 3rd holes. But you still have to deal with the center axle stabilizer.
I don't have an IM SD40-2 in front of me.. but the atlas SD35 truck is a totally different design than the SD50/60 HTC Truck - I don't think it's a straight sideframe swap.Someone on TRW is doing shape ways Flexicoil truck side-frame replacements for the Kato SD40-2 Truck.. but he hasn't done Atlas version yet.You can achieve a pretty accurate result by trimming off the traction motor mounting bracket from an HTC truck and fill the 3rd holes. But you still have to deal with the center axle stabilizer.