[s-cars] vavle guide seals

[David Kase]

Yes, using the compressed air you still should have the piston near TDC 
to prevent dropping it. 

I had no idea that a valve could be fished back into place once dropped!

Anyway, the rope idea sounds like that cat's arse.

Dave Kase


Charlie Smith wrote:

>Earlier, Jim Green wrote:
>  
>
>>As for holding the valve in place, I prefere to put the cyl you're working
>>on to TC and let the piston hold the valve.  I have dropped a valve into the
>>cyl using the compressed air metod and it took about an hr of fishing around
>>with magnetic tools to fish it back up into place.
>>    
>>
>
>A very good way to hold the valves closed is to fill the combustion
>chamber with rope.  Yeah.
>
>With the piston down half way or so, insert a few feet of clean
>rope, like 1/4" nylon rope, into the cylinder through the spark
>plug hole.  Then turn the engine toward TDC until you have used
>the piston to compress the rope up against the cylinder head.
>
>Even though this sounds goofy, it will do a very good job of 
>holding the valves closed.  Just make sure that the engine isn't
>turned away from TDC while you have the valve springs off.
>
>    - Charlie
>
>
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