John Shaffer is guessing a broken rocker arm.
So today I was running the engine to test a new tach and something
broke. Everything was normal and WAM BAM the right side AFR went off
scale lean. Now engine barely runs.
+
.
From: KRnet on behalf of Flesner via KRnet
Sent: Monday, December 12, 2022 9:11 AM
To: Phillip Matheson via KRnet
Cc: Flesner
Subject: Re: KRnet> corvair engine help needed
On 12/11/2022 11:52 PM, Phillip Matheson via KRnet wrote:
So today I was running the engine to t
Well in theory any intake leak will affect all cylinders since it disturbs the
amount of vacuum. Only a fuel injected engine would not notice very much.
The only noise I hear now is when I turn it over by hand there is a loud SNAP
every other rotation. If I dropped a valve seat that SNAP is
Thanks, a valve seat issue would make sense. I went and checked this am and #2
cyl is dead. Removed the valve cover and #2 is open about 1/8". Might make
for an interesting disassembly video. I'll be pulling the head later this week.
Craig
N886MJ
> On 12/12/2022 7:21 AM CST Mark Jones w
On 12/11/2022 11:52 PM, Phillip Matheson via KRnet wrote:
So today I was running the engine to test a new tach and something broke.
Everything was normal and WAM BAM the right side AFR went off scale lean. Now
engine barely runs.
Bugger mate, sorry to hear that.
But better than in the air
Phil
Sent from my iPhone
> On 12 Dec 2022, at 13:24, Craig Williams wrote:
>
> So today I was running the engine to test a new tach and something broke.
> Everything was normal and WAM BAM the right side AFR went off scale lean.
Not yet but yes that would indicate an intake leak. I was so upset I just had
to get away from it and think.
CW
> On 12/11/2022 8:53 PM CST Chris Pryce via KRnet wrote:
>
>
> Did you run a differential compression check? That will tell you if you have
> a valve train issue right away.
>
>
Did you run a differential compression check? That will tell you if you
have a valve train issue right away.
On Sun, Dec 11, 2022, 18:43 MS wrote:
> Tested springs and they tested "OK"? What kind of reasoning is that?
>
> Re-used valve springs? Sheesh.
>
> Mike
> KSEE
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> KRnet mailing list
Tested springs and they tested "OK"? What kind of reasoning is that?
Re-used valve springs? Sheesh.
MikeKSEE
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So today I was running the engine to test a new tach and something broke.
Everything was normal and WAM BAM the right side AFR went off scale lean. Now
engine barely runs. After much contemplation I think maybe an intake valve
spring broke or I have an intake valve stuck open causing loss of
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