Dale Walters
  • Murrysville, PA
  • United States
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Low compression - valve adjustment?

Started this discussion. Last reply by Dale Walters Aug 16, 2018. 4 Replies

Hi all,I have a 3000cc, 130hp Corvair in a 601xlb (bought, not built).  During my most recent condition inspection, my mechanic and I discovered the compression in two cylinders is 38-40 (the others…Continue

 

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Dale Walters posted a discussion

Low compression - valve adjustment?

Hi all,I have a 3000cc, 130hp Corvair in a 601xlb (bought, not built).  During my most recent condition inspection, my mechanic and I discovered the compression in two cylinders is 38-40 (the others are 66-70psi).Using an inpsection camera, it looks like there's buildup around the exhaust valve.  We also heard air coming out of the exhaust pipe, which confirms the exhaust valves are leaking compression.At my mechanic's suggestion, I ran Marvel Mystery Oil through for 16 hours, but no difference…See More
Aug 15, 2018
4 Comments
David Krakowsky left a comment for Dale Walters
"Hi dale if you do a search, I posted photos of my plane with the fairings. I’m happy with them, they did need some sanding and priming before painting to get them  perfect. Dave"
Apr 21, 2018

Profile Information

Aircraft Model
Zenith CH 650
Project Status
Other
Building From
Partial kit
Engine installed (or plan to install)
Corvair
Building Experience
No Experience
Flying Experience
Sport Pilot (or Ultralight)
Home Airport (ie. KMYJ)
P45

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At 10:23pm on April 21, 2018, David Krakowsky said…

Hi dale

if you do a search, I posted photos of my plane with the fairings.

I’m happy with them, they did need some sanding and priming before painting to get them 

perfect.

Dave

 
 
 

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