Home » Public Forums » GMCnet » [GMCnet] Did you know your timing mark can MOVE on Olds engines? I didn't.
| Re: [GMCnet] Did you know your timing mark can MOVE on Olds engines? I didn't. [message #326313 is a reply to message #326310] |
Fri, 24 November 2017 15:39   |
emerystora
Messages: 4442
Registered: January 2004
Karma:
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Senior Member |
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Yes, I am aware of that. A generator puts out DC while an alternator puts out AC.
Our alternators make ac but it is internally voltage regulated and inverted to output DC.
Emery Stora
> On Nov 24, 2017, at 1:15 PM, Gary Kosier wrote:
>
> Emery,
>
> They called it a generator because that's what it does. AND also because Chrysler made the first AC generator and patented the word
> alternator. The General didn't like to pay royalties to anyone in those days. Times have changed their attitude.
>
> Gary Kosier
> 77PB w/500Cad
> Newark, Ohio
>
> --------------------------------------------------
> From: "Emery Stora"
> Sent: Thursday, November 23, 2017 11:49 PM
> To:
> Subject: Re: [GMCnet] Did you know your timing mark can MOVE on Olds engines? I didn't.
>
>> That’s all right. GMC also calls an alternator a generator or motor generator. Just look it up on out parts book or maintenance manual.
>>
>> Emery Stora
>>
>>> On Nov 23, 2017, at 9:38 PM, Richard Denney wrote:
>>>
>>> They couldn't agree whether it to call it a "dampener" or "damper", so they
>>> compromised on a word they could all agree was wrong, "balancer".
>>>
>>> Rick "it's 'damper'" Denney
>>>
>>> On Thu, Nov 23, 2017 at 10:18 PM Rob Mueller
>>> wrote:
>>>
>>>> Bob,
>>>>
>>>> Looks like Olds parts guys didn't agree with you.
>>>>
>>>> :-)
>>>>
>>>> Parts Book 78Z Page 8-4
>>>>
>>>> ENGINE
>>>>
>>>> 8.005 CYLINDER BLOCK, CRANKSHAFT AND OIL PAN (Cont.)
>>>>
>>>> Key 230 260 Part Number
>>>> 22 1 1 400133 BALANCER ASSY.-crankshaft (1973)
>>>> 22 1 1 417142 BALANCER ASSY.-crankshaft (eff. w/1974)
>>>>
>>>> Regards,
>>>> Rob M.
>>>> The Pedantic Mechanic
>>>> Sydney, Australia
>>>> AUS '75 Avion - The Blue Streak TZE365V100428
>>>> USA '75 Avion - Double Trouble TZE365V100426
>>>> USA '77 Kingsley - TZE 267V100808
>>>>
>>>>
>>>> -----Original Message-----
>>>> From: Gmclist [mailto:gmclist-bounces@list.gmcnet.org] On Behalf Of Bob
>>>> Dunahugh
>>>> Sent: Thursday, November 23, 2017 7:40 PM
>>>> To: gmclist@list.gmcnet.org
>>>> Subject: Re: [GMCnet] Did you know your timing mark can MOVE on Olds
>>>> engines? I didn't.
>>>>
>>>> It's not a balancer as commonly referred to. But a harmonic dampener. It's
>>>> used to reduce the harmonic that occur at certain RPM
>>>> ranges in the crankshaft of internal combustion engines. That's why the
>>>> outer steel mas is mounted on rubber. Run without one. The
>>>> crank will break. ( GENERALLY ) The heavier the crank. The larger the
>>>> damping mas. Bob Dunahugh
>>>>
>>>>
>>>> ________________________________
>>>> From: Bob Dunahugh
>>>> Sent: Wednesday, November 22, 2017 6:01 PM
>>>> To: gmclist@list.gmcnet.org
>>>> Subject: Did you know your timing mark can MOVE on Olds engines? I didn't.
>>>>
>>>>
>>>> When I went to set the timing to the proper 8 degrees of advance. It ran
>>>> terrible. Called Ken Henderson. He said that the outer
>>>> part of my harmonic dampener had rotated. I DID NOT know that the Olds
>>>> unit could do that. I was aware of other engine. So if at
>>>> some time your timing was set to a moved mark. It could be affecting the
>>>> timing. Thus reducing mileage. I'm thinking that I may
>>>> have set my timing retarded the last time due to this. There are indexing
>>>> marks that GM did when new. New one is $42. Bob Dunahugh
>>>> 78 Royale
>>>> _______________________________________________
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>>>>
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>>> --
>>> Rick Denney
>>> 73 x-Glacier 230 "Jaws"
>>> Off-list email to rick at rickdenney dot com
>>> _______________________________________________
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>>
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