<VV> 66 Monza 110 PG engine - sounds like big problems

[Harry Yarnell]

AWAYS Plastigage!!! Never take this assembly step for granted.

Harry Yarnell
Perryman garage and orphanage
Perryman, MD
hyarnell1 at earthlink.net
----- Original Message ----- 
From: "Jedd Hebrink" <jhebrink at anvilcom.com>
To: "'J R Read_HML'" <hmlinc at sbcglobal.net>; <virtualvairs at corvair.org>
Sent: Wednesday, August 27, 2008 2:34 PM
Subject: Re: <VV> 66 Monza 110 PG engine - sounds like big problems


> Thanks JR,
> I had the engine completely disassembled, the crank ground, and rebuilt it
> with new bearings, cylinders, rods, pistons, etc.  Did nothing to the 
> heads
> except power wash them.  This project started a few months ago when the #3
> rod cap broke and peeled over at 90 degrees.  I learned later that the 
> spark
> plug was blown out on that cylinder and had to use a helicoil insert.
>
> I did not use plastigage when assembling.  I guess I should have, but I
> though I was okay because I was using new .010 bearings to match the 
> ground
> crank and rods.
>
> The suggestion that it may be dirt in a carb is encouraging.  I will 
> explore
> that further tonight and let you know what I find.  I did not notice any
> temp difference from one side to the other, but I will pick up a temp 
> gauge
> and see if they differ.
>
> Thanks a lot for your advice.
> Jedd
>
> -----Original Message-----
> From: J R Read_HML [mailto:hmlinc at sbcglobal.net]
> Sent: Wednesday, August 27, 2008 12:48 PM
> To: Jedd Hebrink; virtualvairs at corvair.org
> Subject: Re: <VV> 66 Monza 110 PG engine - sounds like big problems
>
> Hi Jedd,
>
> I'm not sure what was done/not done on this engine.  Your recent work was
> just on the tranny?
>
> Your problem could be as simple as dirt in one carb so that the engine is
> essentially running on 3 cylinders OR something serious in the engine like 
> a
> bearing (you used plastigage?).  I suspect the former since it occurred
> after a stop.  That is typical - after a stop or a turn.
>
> Is one side of the engine hotter than the other side?  That's a big clue.
> The roadside cure for this condition is to remove the air cleaner, rev the
> engine from the engine end, when the rrrs are up place your hand over the
> offending carb (cooler side of engine) till the engine nearly dies. 
> Repeat
> 3 or 4 times.  See if it idles OK now.
>
> Over the winter, check out the fuel system and make everything nice and
> clean from the tank to the carbs.
>
> Later, JR
>
> CCE CORSA CORVANANTICS SCG member
> '61 Rampside Standard 4/110
> '65 Monza Convertible 4/140
> ----- Original Message -----
> From: "Jedd Hebrink" <jhebrink at anvilcom.com>
> To: <virtualvairs at corvair.org>
> Sent: Wednesday, August 27, 2008 11:39 AM
> Subject: <VV> 66 Monza 110 PG engine - sounds like big problems
>
>
>> Many thanks to all on VV that have given me so much helpful advice while 
>> I
>> rebuilt my daughter's 66 Monza 110 PG.
>
> I clipped along at
>> 55 mph for about 45 minutes.  After pulling away from the first stop sign
>> on
>> my route (45 minutes into the trip) I heard a noticeable knock and noted
>> significant loss of power.
>
>>
>> Jedd (trying to keep my chin up) Hebrink
>> Austin, Texas area
>>
>
>
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