- 1. Re: Straight 40 (score: 1)
- Author: "Martin C. Galan" <batangelias@yahoo.com>
- Date: Thu, 6 Nov 2003 20:24:06 -0800 (PST)
- I am writing about oil preference and use. Most reference s and MG manuals say that SAE 20W/ 50W is the required type of engine oil for the MGB. I live in the tropics and it never gets really "cold"
- /html/mgs/2003-11/msg00104.html (7,650 bytes)
- 2. Re: Straight 40 (score: 1)
- Author: "Telewest \(PH\)" <paul.hunt1@blueyonder.co.uk>
- Date: Fri, 7 Nov 2003 10:09:27 -0000
- The factory recommended multi-grade for all climates. 20W/50 or thereabouts for 'temperate' climates and above going down to 10W/40 or thereabouts for cold and 5W/20 for even colder. It's getting har
- /html/mgs/2003-11/msg00112.html (8,044 bytes)
- 3. RE: Straight 40 (score: 1)
- Author: "Larry list account" <list@marketvalue.net>
- Date: Fri, 7 Nov 2003 07:26:10 -0700
- Interesting Paul, 20w/50 Castrol GTX is plentiful in the U.S. Larry Hoy
- /html/mgs/2003-11/msg00114.html (7,813 bytes)
- 4. Re: Straight 40 (score: 1)
- Author: David Councill <dcouncil@imt.net>
- Date: Fri, 07 Nov 2003 09:46:07 -0700
- Yes, I used to use straight 40W and even 50W in my first MGB. That was well over twenty five years or so ago when I was a bit skeptic of the new modern multi-viscosity oils. I don't see any problem i
- /html/mgs/2003-11/msg00116.html (8,921 bytes)
- 5. Re: Straight 40 (score: 1)
- Author: Max Heim <mvheim@studiolimage.com>
- Date: Fri, 07 Nov 2003 09:38:02 -0800
- If the climate is suitable, I see no problem running single-weight oil. 40w sounds high, but then you do live in a desert <g>. On a related subject, I recently unearthed some information to support t
- /html/mgs/2003-11/msg00118.html (9,110 bytes)
- 6. Re: Straight 40 (score: 1)
- Author: ATWEDITOR@aol.com
- Date: Fri, 07 Nov 2003 13:02:40 -0500
- Matt, Thanks for backing my contention that multi-grade is not the best for the tranny, especially with overdrive. Jay Donoghue 73B-GT 66 Mustang
- /html/mgs/2003-11/msg00119.html (8,571 bytes)
- 7. Re: Straight 40 (score: 1)
- Author: Charles & Peggy Robinson <ccrobins@ktc.com>
- Date: Fri, 07 Nov 2003 12:50:30 -0600
- Well, lessee, in an overdrive friction clutch, isn't the oil under shear forces? And the oil is at high pressure in the overdrive when it's engaged. Isn't that good? I've been using 20W-50 in MGB ove
- /html/mgs/2003-11/msg00123.html (9,344 bytes)
- 8. Re: Straight 40 (score: 1)
- Author: ATWEDITOR@aol.com
- Date: Fri, 07 Nov 2003 14:10:09 -0500
- Well, since I was the owner in 1968 of a brand new '68 GT with the same gearbox and overdrive as the later years and my memory isn't completely in the dumper I can recall exactly what they guys who d
- /html/mgs/2003-11/msg00124.html (8,753 bytes)
- 9. Re: Straight 40 (score: 1)
- Author: Max Heim <mvheim@studiolimage.com>
- Date: Fri, 07 Nov 2003 12:07:19 -0800
- It's not that the multi-grade viscosity enhancers are in themselves bad -- it's that they are unnecessary. As are the detergent additives. And my main point was that both of these break down long bef
- /html/mgs/2003-11/msg00126.html (9,517 bytes)
- 10. Re: Straight 40 (score: 1)
- Author: David Councill <dcouncil@imt.net>
- Date: Fri, 07 Nov 2003 15:41:33 -0700
- I'll have to agree with Max. Because as I mentioned in my email, I remember being reluctant to using multi-viscosity oils back in the late 70s, because they were new and I was a skeptic. And yes, it
- /html/mgs/2003-11/msg00137.html (9,566 bytes)
- 11. Re: Straight 40 (score: 1)
- Author: Charles & Peggy Robinson <ccrobins@ktc.com>
- Date: Fri, 07 Nov 2003 17:08:12 -0600
- See below, I'm skeptical about that, Max. Seems like I could get 10W-30 Havoline in '59 when I drag racing a '57 Chevy in A-Stock class. When was the LH overdrive first produced? I don't believe that
- /html/mgs/2003-11/msg00141.html (10,092 bytes)
- 12. Re: Straight 40 (score: 1)
- Author: Max Heim <mvheim@studiolimage.com>
- Date: Fri, 07 Nov 2003 16:54:59 -0800
- I dunno, but I would guess the basic design dates from the early 50s? I admit I wasn't up to changing oil in 1959... I don't think it's just me -- I think BL confused bean counters with engineers <g>
- /html/mgs/2003-11/msg00146.html (12,284 bytes)
- 13. Re: Straight 40 (score: 1)
- Author: Charles & Peggy Robinson <ccrobins@ktc.com>
- Date: Fri, 07 Nov 2003 16:24:28 -0600
- Well, my Bentley manual also contains the driver's handbook for '62 - '70. It was published and copyrighted in '69. It contains a chart in it that mainly calls for multi-vis oil in the engine & gearb
- /html/mgs/2003-11/msg00149.html (10,139 bytes)
- 14. Re:Straight 40 (score: 1)
- Author: TheBritt80@aol.com
- Date: Fri, 7 Nov 2003 23:24:25 EST
- It looks like everyone is right on the 20wx50 and also on the straight 40w or rather straight 30w which I use. Most European cars use straight 30 , 40 or etc. The real point I think was told to me by
- /html/mgs/2003-11/msg00157.html (8,042 bytes)
- 15. Re: Straight 40 (score: 1)
- Author: Paul Root <proot@iaces.com>
- Date: Sat, 08 Nov 2003 07:23:36 -0600
- 30wt can come as either detergent or non-detergent. Last year when I was setting up my air compressor it specified non-detergent. It wasn't easy to find. In fact, it wasn't at any auto parts store. I
- /html/mgs/2003-11/msg00160.html (8,411 bytes)
- 16. Re: Straight 40 (score: 1)
- Author: Charles & Peggy Robinson <ccrobins@ktc.com>
- Date: Sat, 08 Nov 2003 07:55:00 -0600
- Air compressor oil is easier to find around here than non-detergent motor oil. It's funny, when I first installed my OD tranny, the rear seal leaked. I replaced the seal, not the 20W-50 oil. No leak
- /html/mgs/2003-11/msg00162.html (8,682 bytes)
- 17. Re: Straight 40 (score: 1)
- Author: "Telewest \(PH\)" <paul.hunt1@blueyonder.co.uk>
- Date: Sat, 8 Nov 2003 13:50:44 -0000
- the same heading.
- /html/mgs/2003-11/msg00164.html (8,137 bytes)
- 18. Re: Straight 40 (score: 1)
- Author: Charles & Peggy Robinson <ccrobins@ktc.com>
- Date: Sat, 08 Nov 2003 08:04:54 -0600
- I did some research on the history of multi-viscosity oils. According to the Amsoil site, http://www.uphg.com/motoroilratesgas.htm , multi-vis oils have been around since 1945! That's earlier than ev
- /html/mgs/2003-11/msg00166.html (7,580 bytes)
- 19. Re: Straight 40 (score: 1)
- Author: "Martin C. Galan" <batangelias@yahoo.com>
- Date: Sun, 9 Nov 2003 18:35:13 -0800 (PST)
- Thank you to all that gave their valuable and spirited advice regarding the use of oil. While all this was going on, I met an old friend who used to market Agip Petroli products locally. He promised
- /html/mgs/2003-11/msg00191.html (7,658 bytes)
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