| Re: [GMCnet] So, about removing the Onan heads and looking for carbon... [message #192717] |
Mon, 10 December 2012 08:30  |
Robin Hood
Messages: 1078
Registered: April 2011
Karma:
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Senior Member |
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Pretty much this! :) So i'm looking for something on the pistons that
looks like a pan when my wife burns dinner? :) I've managed to go my
whole life without seeing the insides of an engine, except for some
individual pieces of an old Pontiac 400 that made a bid for freedom at
oh-dark-thirty in the middle of nowhere Arkansas, but that's another
story.
On Mon, Dec 10, 2012 at 8:16 AM, Ken Henderson <hend4800@bellsouth.net> wrote:
> Steve,
>
> Pore Robin Hood don't even know he's gotta scrape the hard black stuff off
> the tops of the pistons -- & you didn't tell him! :-)
>
> Ken H.
>
> On Mon, Dec 10, 2012 at 8:52 AM, Steven Ferguson wrote:
>
>> Just pull them, glass bead blast them, or have it done. It should be
>> relatively inexpensive as it takes less than 15 minutes. You can reuse
>> the
>> old head gaskets if you haven't torn them during removal. Just spray
>> about 5 coats of silver paint on both sides of them and they'll seal just
>> fine.
>> Clean the head bolts and reassemble. I can't remember the torque specs
>> but I'm sure someone here will chime in.
>> ...
>>
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--
Robin Hood
Jackson, MS
2003 Buick Lesabre
1968 Pontiac Catalina
1978 GMC Royale motorhome
1977 GMC Palm Beach motorhome
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