- 1. [TR] TR4A overdrive transmission (score: 1)
- Author: Creig Houghtaling <creig555@live.com>
- Date: Sun, 24 Aug 2014 07:35:00 -0500
- I am restoring a TR4A. Before I put the OD 4-speed transmission back in the car, I thought I would check it out for functionality. I put a 1/2" drill driver on the input shaft and turned it. Engaged
- /html/triumphs/2014-08/msg00175.html (9,020 bytes)
- 2. Re: [TR] TR4A overdrive transmission (score: 1)
- Author: "Randall" <TR3driver@ca.rr.com>
- Date: Sun, 24 Aug 2014 06:45:47 -0700
- 90 weight GL4 was the factory recommendation (or 80 if you consistently drive in below freezing weather). Lots of folks will tell you 30 weight motor oil, and Triumph used to recommend that. But the
- /html/triumphs/2014-08/msg00176.html (10,121 bytes)
- 3. Re: [TR] TR4A overdrive transmission (score: 1)
- Author: "Greg Lemon" <glemon@neb.rr.com>
- Date: Sun, 24 Aug 2014 08:47:44 -0500
- Creig, always an interesting topic with differing opinions, factory recommends 90w gear oil, however, most 90w off the shelves these days is GL5 spec, you want GL4, which you can still get at NAPA st
- /html/triumphs/2014-08/msg00177.html (9,524 bytes)
- 4. Re: [TR] TR4A overdrive transmission (score: 1)
- Author: "Randall" <TR3driver@ca.rr.com>
- Date: Sun, 24 Aug 2014 07:01:17 -0700
- If you do want to try 20W50, both Ken Gillanders and Herman van den Akker specifically recommend Valvoline Racing oil. It is low detergent plus has anti-foaming and ZDDP additives. I ran it for seve
- /html/triumphs/2014-08/msg00178.html (8,578 bytes)
- 5. Re: [TR] TR4A overdrive transmission (score: 1)
- Author: David Porter <frogeye@porterscustom.com>
- Date: Mon, 25 Aug 2014 12:39:38 -0600
- from the healey list... There is a good if brief article in this month's issue of "Vintage Motorsports" dealing with lube choices for both transmissions and differentials. Though the article does not
- /html/triumphs/2014-08/msg00192.html (10,371 bytes)
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