-------------- Original message --------------
From: "Michael O. Mann" <mann340s@xxxxxxxxxxxxx>
> Burt,
>
> I had to replace the seals on an 89 Suburban a few years ago, and found a
> brass fitting that I could use in the spark plug hole to pressurize the
> cylinder.
>
> PLEASE NOTE: It also can push the piston low enough in the cylinder that
> when pressure is released, the valve can drop through. That's never good.
>
> I spent some time considering all the worry with clearance between piston
> and valve at TDC when things go wrong. If the valve is within a mm or so of
> the piston, where can it go? So I used a special tool (number 2 lead,
> eraser end down) to ensure I had close to top dead center, and quit worrying
> about the valves getting away. For me it was much easier than tryi ng to
> keep the engine pressurized. I had no problems with remaining seals.
>
> The valve spring compressor is one of the most underpriced tools available.
> Buy or rent a good one if you do the seals.
>
> Good luck.
>
> Michael
>
>
> ___________________________________________
> I need to replace the valve seals on my 1968 Dodge Charger (383 "B" engine)
> but I haven't had the nerve to try either technique. Have any of the
> Imperial Club members had success with these techniques - or any other
> tricks that I don't know about.?
>
>
>
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