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06-09-2016, 09:32 AM | #1 |
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Join Date: Apr 2016
Location: Massachusetts
Posts: 38
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Have Fallen in Love...With My ' 51 3-spd. O/D
Been driving the car for a year, and now really have the hang of using my '51's Borg Warner O/D transmission...what a pleasure to drive with. It's my first, and I can't imagine a better setup for the Custom sedan. Any comments or advice on how to keep this gem in top shape? Changing gear lube? Maintenance on seals, shifting mechanism, relay, solenoids, etc.
Does anyone love theirs as much as I do? |
06-09-2016, 09:49 AM | #2 |
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Join Date: Dec 2013
Location: Minnesota, Florida Keys
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
I have the engine out of my '51 right now, and will be installing my modified '51 Merc in a week or two . The car came with no overdrive, but I have a complete O/D setup I have been considering putting in (that is if I can find the lockout cable in my pile of parts). Reading your post has convinced me this is really something I want to do, even if it takes another week or two. I had a '51 with OD when I was in high school in the fifties, and this helped me remember how much I liked it. I'm going to leave the 3.55 rear in it to start, but might start looking for a 4.11. The only maintenance tip I can offer is that I think the lubricant chamber in the OD is separate from the transmission and both must be checked. (That and good electrical connections.)
Thanks for the "prod". |
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06-09-2016, 10:01 AM | #3 | |
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Join Date: Apr 2016
Location: Massachusetts
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
Quote:
http://www.fordification.com/tech/overdrive.htm |
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06-09-2016, 10:01 AM | #4 |
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Location: San Antonio, Texas
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
The major drawback for the B&W ODs is the electrical system and where it is all placed. If you avoid running in the rain and keep your car garaged, the system will be as reliable as any. If you don't have that luxury, you will need to inspect the system on at least a yearly schedule or more depending on area conditions. Corrosion is the enemy for these systems.
As far as lubrication, I generally recommend at least a GL-4 rated product like Sta-Lube. The old GL-3 rating that was originally used is near impossible to source since it was replaced by the GL-4 years ago. The sprag clutch in the back of the OD unit and the phosphor bronze bushings in the gear case can't take any high EP additives like the more common GL-5 products have. Mild EP was the original call out and GL-4 is closest to that. |
06-10-2016, 08:44 AM | #5 | |
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
Quote:
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06-10-2016, 12:51 PM | #6 |
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
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06-09-2016, 10:07 AM | #7 |
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
The official handbook...
http://www.studebakerclubs.com/North.../Overdrive.pdf |
06-09-2016, 10:17 AM | #8 |
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
I am getting ready to install a factory OD out of a 54 Ford into my 53 Ford. I am pretty excited, will make that car a highway machine!
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06-09-2016, 10:29 AM | #9 |
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
Installed one in the '49 wagon. No issues. Great highway driving. Good time to have your drive shaft checked for balance.
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06-09-2016, 10:57 AM | #10 |
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Location: San Antonio, Texas
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
Always remember to either manually lock out the transmission or shift the unit into reverse any time you park on a hill. I learned from my brother's mistake on that one. Our old 51 Merc rolled down a hill into the rear end of a brand new 63 Mercury and totaled the 63 out. It only bent the accessory front cross bar and the grill in a few spots on our old Merc.
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06-09-2016, 11:13 AM | #11 |
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
Had shoebox car. I added an overdrive transmission. Hooked solenoid directly to a toggle switch. Worked great. That gave me OD in all 3 forward gears.,...jack
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06-09-2016, 08:52 PM | #12 |
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Location: Massachusetts
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
here is some stuff pdf is the O/D manual
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06-09-2016, 08:42 PM | #13 |
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
When I was at my shop today, I went through my overdrive stuff. I have a couple of complete transmissions (with solenoids, governors, etc.). I also have a new reproduction wiring harness, a working relay, 2 kickdown switches and I DID FIND my lock out cable. I have a couple of questions : first, can someone take some pictures of where the relay mounts on the firewall and how the lockout cable mounts to the bottom of the dash? I thought that there would be some obvious mounting holes on the firewall, but I can't find them. I also seem to remember that the lockout cable mounts on a bracket under the dash (much like the hood release cable), but if it does, I don't have that bracket. Second, the interior wire on my lockout cable is broken. I would imagine this cable is probably the toughest part to find, so I would like to repair mine. I found some .080 stainless steel spring wire on eBay for a reasonable price. Does anybody know how they anchored the wire to the pull handle? It looks like it's just crimped in for about 4 inches; anybody got some specifics?
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06-09-2016, 08:58 PM | #14 |
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
The relay mounts on the firewall directly behind the oil filter. If you look on Ebay at cars with overdrive you will usually see the relay in the engine pictures and the OD handle in the interior pictures. There is a bracket that the lockout cable handle mounts in
EDIT: see pics in this auction http://www.ebay.com/itm/262472580944...84.m1438.l2649 Last edited by 40cpe; 06-09-2016 at 09:06 PM. |
06-09-2016, 09:32 PM | #15 |
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
There should be two dimples on the firewall where the relay mounts, drill the holes out. The kick down switch should also be marked for location.
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06-09-2016, 09:37 PM | #16 |
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
Don't be too quick to change the rear end to 4:10. I have a '50 with 3:77 that I added the OD and I like it better than the '49 with the 4:10.
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06-09-2016, 11:07 PM | #17 |
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Join Date: Dec 2013
Location: Minnesota, Florida Keys
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
I don't think I will have to. The car performed adequately with the old engine. I think with a Merc engine and few extra goodies I am adding (heads, carbs, and upgraded ignition), it should pull the 3.55's just fine.
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06-10-2016, 12:06 AM | #18 |
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
Love my '47 with BW 10R OD. Its mounted independent of the tranny, in front of the banjo, almost mid-way in the torque-tube, thus eliminated the standard torque tube bearing there.
Like you say .... a pleasure to drive. The OD makes a big difference on the highway re reduced engine noise and available torque. No step-down switch; just a toggle switch under dash. No leaks; no electrical or any other problems to-date. Per BW rebuilder Llyod Young in Ohio, I use Sta-Lube GL-4 140w gear oil in the OD (and banjo). Good to hear from another happy driver. |
06-10-2016, 07:49 AM | #19 | |
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Join Date: Apr 2016
Location: Massachusetts
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
Quote:
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06-10-2016, 08:26 AM | #20 |
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Location: Plano, Texas
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Re: Have Fallen in Love...With My ' 51 3-spd. O/D
I recommend using a alternator with the BW overdrive. Your sol will never fail with the alternator. Mine is still 6V and kicks in every time.
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