<VV> Intermittent Crank Jam?

Jim Burkhard burkhard@rochester.rr.com
Wed, 11 Feb 2004 19:43:50 -0500


Joe -

Since it takes 2 turns to jam, it MUST be something turning at cam speed.
It could be valvetrain, or the cam gear or even something in the distributor
(check first!).  It will not be in the bottom end of the engine or inside
the bell housing.

Let us know what you find!

Jim Burkhard
Rustchester, NY 
65 Corsapurplevertible

> -----Original Message-----
> From: virtualvairs-admin@corvair.org 
> [mailto:virtualvairs-admin@corvair.org] On Behalf Of N. Joseph Potts
> Sent: Wednesday, February 11, 2004 3:24 PM
> To: Thomas L. Gwyther; Corvair List
> Cc: Andy Kinzelman; Daniel Kinzelman
> Subject: RE: <VV> Intermittent Crank Jam?
> 
> 
> I've received several excellent responses exemplified by the 
> one below, to my question. But they were NOT posted! No 
> WONDER we on VV see such a dearth of solid discussion of the 
> workings of CORVAIRS.
>      Thanks to everyone who's replied so far, and if you're 
> thinking of replying, do POST your reply. This is the GOOD stuff!
>      In answer to a question posed by several people: I AM 
> able to turn the crank two turns clockwise as viewed from 
> behind the car (by the fan belt and with the plugs in, no 
> less!). The problem APPEARS to be directional, but that may 
> be only because under power, the crankshaft only rotates in 
> one direction.
>      Chuck Sadek's suggestion of something in the bell 
> housing, perhaps at the bottom, has my thinking currently. 
> Perhaps bottom bolt had a washer under it, and got backed out 
> by the flywheel. I think I've got washers under the bottom 
> bolts on MY OWN Corvair, but apparently, I've been lucky.
> 
> Joe Potts
> Miami, Florida USA
> 1966 Monza coupe 110hp 4-speed
> 
> -----Original Message-----
> From: Thomas L. Gwyther [mailto:gwyth@sisna.com]
> Sent: Wednesday, February 11, 2004 3:08 PM
> To: N. Joseph Potts
> Subject: Re: <VV> Intermittent Crank Jam?
> 
> 
> Can it be turned over with a wrench on the harmonic balancer? 
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