Here is an exhaust valve progression we've been "watching" for about the last 100hrs.
Compression not up to snuff and the pre-flight elbow check verifies it each flight... About a year ago.
![](/community/proxy.php?image=https%3A%2F%2Fphotos.smugmug.com%2Fphotos%2Fi-wCMfGKG%2F0%2F561cc0b8%2FM%2Fi-wCMfGKG-M.jpg&hash=9743ae205eb7424fdb3592e7b87f15ca)
About a 3 months later after some more flying. This is the wishing / hoping phase
.
![](/community/proxy.php?image=https%3A%2F%2Fphotos.smugmug.com%2Fphotos%2Fi-zJHkW55%2F0%2F61efe68d%2FM%2Fi-zJHkW55-M.jpg&hash=7599b5c5c96074b2131da30e1de377bb)
couple months later. Time for a look-see... The elbow (and actual) compression check says "uncle"! Yep, I see you.
![](/community/proxy.php?image=https%3A%2F%2Fphotos.smugmug.com%2Fphotos%2Fi-45L2W9L%2F0%2F8942e398%2FM%2Fi-45L2W9L-M.jpg&hash=401ec2394d7cf7976e8a5db15cfb017d)
A couple months later, today we went to the hangar to take one last look, knowing how the rest of the morning was going to be spent.
![](/community/proxy.php?image=https%3A%2F%2Fphotos.smugmug.com%2Fphotos%2Fi-H9LB5jQ%2F0%2Fc2f460c2%2FM%2Fi-H9LB5jQ-M.jpg&hash=3304a91e8913618a561ed08f40d5ebd7)
![](/community/proxy.php?image=https%3A%2F%2Fphotos.smugmug.com%2Fphotos%2Fi-CZrcK8X%2F0%2F199391b6%2FM%2Fi-CZrcK8X-M.jpg&hash=31d8d521e95f6ef5f6798d57d1ec87b1)
iphone image after removal.
![](/community/proxy.php?image=https%3A%2F%2Fphotos.smugmug.com%2Fphotos%2Fi-pmKP7d5%2F0%2F445c4f9a%2FM%2Fi-pmKP7d5-M.jpg&hash=ba204d5bd8662d5d62536b99adc799b0)
Off to Sal's pizza parlor and cylinder repair. Compression test you ask? 35/80.
Compression not up to snuff and the pre-flight elbow check verifies it each flight... About a year ago.
![](/community/proxy.php?image=https%3A%2F%2Fphotos.smugmug.com%2Fphotos%2Fi-wCMfGKG%2F0%2F561cc0b8%2FM%2Fi-wCMfGKG-M.jpg&hash=9743ae205eb7424fdb3592e7b87f15ca)
About a 3 months later after some more flying. This is the wishing / hoping phase
![](/community/proxy.php?image=https%3A%2F%2Fphotos.smugmug.com%2Fphotos%2Fi-zJHkW55%2F0%2F61efe68d%2FM%2Fi-zJHkW55-M.jpg&hash=7599b5c5c96074b2131da30e1de377bb)
couple months later. Time for a look-see... The elbow (and actual) compression check says "uncle"! Yep, I see you.
![](/community/proxy.php?image=https%3A%2F%2Fphotos.smugmug.com%2Fphotos%2Fi-45L2W9L%2F0%2F8942e398%2FM%2Fi-45L2W9L-M.jpg&hash=401ec2394d7cf7976e8a5db15cfb017d)
A couple months later, today we went to the hangar to take one last look, knowing how the rest of the morning was going to be spent.
![](/community/proxy.php?image=https%3A%2F%2Fphotos.smugmug.com%2Fphotos%2Fi-H9LB5jQ%2F0%2Fc2f460c2%2FM%2Fi-H9LB5jQ-M.jpg&hash=3304a91e8913618a561ed08f40d5ebd7)
![](/community/proxy.php?image=https%3A%2F%2Fphotos.smugmug.com%2Fphotos%2Fi-CZrcK8X%2F0%2F199391b6%2FM%2Fi-CZrcK8X-M.jpg&hash=31d8d521e95f6ef5f6798d57d1ec87b1)
iphone image after removal.
![](/community/proxy.php?image=https%3A%2F%2Fphotos.smugmug.com%2Fphotos%2Fi-pmKP7d5%2F0%2F445c4f9a%2FM%2Fi-pmKP7d5-M.jpg&hash=ba204d5bd8662d5d62536b99adc799b0)
Off to Sal's pizza parlor and cylinder repair. Compression test you ask? 35/80.