Re: [Amc-list] 195.6 OHV Progress Sorta

[Peter Marano <pmarano@xxxxxxxxx>]

Knurl the pistons.

Peter Marano
Kenosha WI
>
> JOE FULTON wrote:
>   
>> It's not a perfect world or at least a cheap one.
>>
>> I finally started measuring clearances on the used
>> .060 oversize engine block today and found that, even
>> with a new .060 oversize piston in #1 cylinder the
>> piston skirt to bore clearance was excessive.  The
>> manual says .0006 to .0017 is acceptable.  I was
>> measuring at least .004  Two other cylinders were
>> comparable so I consulted with the machinist and he
>> said bring him another block.  I had asked him to try
>> to save this block by just honing it and that's what
>> they did.  I have a great set of .060 oversize pistons
>> I want to reuse, hence the request to try to save the
>> block.
>>
>> No joy.  I have another .040 oversize block which I
>> will take to the machine shop on Monday.  It pays to
>> have spare parts lying around.  More expense, but at
>> least I know the engine will be closer to being
>> correct.
>>
>> Joe Fulton
>> Salinas, CA
>>     
>
>   

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