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Re: [GMCnet] Engine lubrication [message #355640 is a reply to message #355639]

Sat, 13 June 2020 12:57

jimk

Messages: 6734
Registered: July 2006
Location: Belmont, CA

Karma:

Senior Member

WE know this, the synthetic oils are considerably better than the
conventional.
Yes, it can leak more, but your getting more protection and dirtying your
drive way.

On Sat, Jun 13, 2020 at 10:10 AM James Hupy via Gmclist <
gmclist@list.gmcnet.org> wrote:

> For the application of the slow engine speed ranges that our coaches
> operate in, 1800 - 3200 rpm. 20w - 50 is a good call. Need a bit higher
> viscosity because of high bearing loads, and large throttle openings at
> relatively low rpms. Lots of heat in those piston crowns.
> Jim Hupy
> Salem, Oregon
>
> On Sat, Jun 13, 2020, 10:03 AM John R. Lebetski via Gmclist gmclist@list.gmcnet.org> wrote:
>
>> J.R. If GM says 10W-30 then what is your logic that 20W-50 is “better”?
>> Seems it would exasperate the gravity drain back issues. Most builders
>> today don’t like heavy oils as they pull less heat from gearings and heat
>> kills soft bearings
>> --
>> John Lebetski
>> Woodstock, IL
>> 77 Eleganza II
>>
>>
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--
Jim Kanomata
Applied/GMC, Newark,CA
jimk@appliedairfilters.com
http://www.gmcrvparts.com
1-800-752-7502
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Jim Kanomata
Applied/GMC
jimk@appliedairfilters.com
www.appliedgmc.com
1-800-752-7502

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[Message index]

		Engine lubrication By: tgeiger on Sat, 13 June 2020 05:35
		Re: Engine lubrication By: 94nubble on Sat, 13 June 2020 06:59
		Re: [GMCnet] Engine lubrication By: powwerjon on Sat, 13 June 2020 06:35
		Re: [GMCnet] Engine lubrication By: 94nubble on Sat, 13 June 2020 07:33
		Re: [GMCnet] Engine lubrication By: jimk on Sat, 13 June 2020 19:51
		Re: Engine lubrication By: jhbridges on Sat, 13 June 2020 07:35
		Re: Engine lubrication By: tgeiger on Sat, 13 June 2020 07:55
		Re: [GMCnet] Engine lubrication By: James Hupy on Sat, 13 June 2020 08:50
		Re: [GMCnet] Engine lubrication By: jimk on Sat, 13 June 2020 09:39
		Re: Engine lubrication By: JohnL455 on Sat, 13 June 2020 12:02
		Re: [GMCnet] Engine lubrication By: James Hupy on Sat, 13 June 2020 12:16
		Re: [GMCnet] Engine lubrication By: jimk on Sat, 13 June 2020 12:57
		Re: Engine lubrication By: rickmike on Tue, 11 August 2020 20:50
		Re: Engine lubrication By: tgeiger on Sat, 13 June 2020 18:04
		Re: Engine lubrication By: JohnL455 on Sat, 13 June 2020 18:34
		Re: Engine lubrication By: Larry on Sat, 13 June 2020 19:14
		Re: [GMCnet] Engine lubrication By: James Hupy on Sat, 13 June 2020 19:47
		Re: Engine lubrication By: Husker92592 on Sat, 20 June 2020 11:10
		Re: Engine lubrication By: Matt Colie on Sat, 20 June 2020 12:17
		Re: Engine lubrication By: Husker92592 on Sun, 21 June 2020 00:46
		Re: Engine lubrication By: Carl S. on Wed, 12 August 2020 21:47
		Re: Engine lubrication By: rickmike on Thu, 13 August 2020 23:45
		Re: [GMCnet] Engine lubrication By: jimk on Sat, 20 June 2020 12:05
		Re: Engine lubrication By: jhbridges on Sat, 20 June 2020 14:03
		Re: Engine lubrication By: roy1 on Fri, 04 December 2020 11:29
		Re: Engine lubrication By: mghamms on Fri, 04 December 2020 11:39
		Re: Engine lubrication By: jhbridges on Wed, 12 August 2020 07:29

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