Glenn, If i remember correctly you can use small rope pushed into the
cylinder for this as well. (less noise from the air compressor and you
don't have to worry about not having a good enough seal.
YMMV
Patrick
At 06:25 PM 2/8/99 -0500, Glenn Trunnell wrote:
>Hey everone,
>
>I think that I've got the annoying miss in my '79 narrowed down to a weak
>valve spring. I've done the test where you hold a dollar bill over the
>tail pipe and it snaps up against the pipe. I had a valve job done about
>300 miles ago but unfortunately didn't replace the springs. The
>compression is good on all cylinders so I don't believe that I have a
>burned exhaust valve, I also tried increasing the clearance on the rockers
>with no benefit. I have been told that you can replace the springs without
>removing the head provided that you use an air compressor to keep the
>valves seated while you remove the keepers and springs. Is there a valve
>spring tool that will allow you to compress the springs while the head is
>on the block? Has anyone ever tried this? Any advice will be greatly
>appreciated.
>
>Thanks as always,
>Glenn
>
>
>
Patrick Bowen
'79 Spitfire
Jacksonville FL
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