what are the numbers for a engine not to run well at meaning to hot? aircoolers run hotter then water?
say like 600+ degree bad?

just worried about my bug running to hot these days.

Thanks,

-----Original Message-----
>From: Kenneth Wilford <kenwilfy@COMCAST.NET>
>Sent: May 10, 2006 6:12 AM
>To: vanagon@GERRY.VANAGON.COM
>Subject: Re: bent pushrods... overheated...
>
>Usually the engine gets so hot it drops a valve seat or the valve seizes in
>the guide (common in the Air Cooled Vanagons).
>If the engine has gotten this hot then it is usually toast.  You will see
>major scuffing of the cylinders because the piston expanded so big from
>overheating that it actually rubbed the inside of the cylinder wall.  And if
>you took the bearings out you would see scoring because the oil got so hot
>that it lost it's ability to act as a cushion and the bearings actually
>started touching against each other.
>
>I would just tell him that if he wants you to do the job that you are going
>to put a good used motor in there or he can go somewhere else.  Why should
>you be holding the bag because this guy wants the impossible?  He wants you
>to take his problem and turn it into something great.  Instead his problem
>becomes your problem. If the guy doesn't want to do the job right, just tell
>him you can't help him.  If he has a brain he'll be back begging you to put
>in the good used motor.  If he doesn't then you just dodged a bullet.
>Either way you win!
>
>Just my opinion,
>Ken Wilford
>John 3:16
>http://www.vanagain.com
>http://www.strictlyvwauctions.com
>http://www.eurovan.org
>http://www.vwcabrio.org
>Phone: (856)-327-4936
>Fax: (856)-327-2242
>
>-----Original Message-----
>From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
>Matthew
>Sent: Tuesday, May 09, 2006 7:59 PM
>To: vanagon@GERRY.VANAGON.COM
>Subject: bent pushrods... overheated...
>
>
>folks,
>someone random asked me to do a head job on their 91
>syncro westy (i guess the 4 vw busses in the driveway
>gave away my secret!). he said he has a bad head
>gasket, but also bent some pushrods. Uhm... that
>doesn't sound good. How do you bend a pushrod? Seized
>rocker arm from overheating and then non-seized cam
>still pushing up those lifters....  he asked me to
>just do the heads (and will pay) but am guess that if
>it got THAT hot, that he has a hosed shortblock (which
>i happen to have available in my garage for sale for
>him...). interesting.
>
>what are folks charging for a head job (labor, no
>parts or machining costs)? how do you warranty this
>work? big crapshoot here....
>
>thanks
>matthew
>
>
>
>
>"Racing with the wind and flirting with death
>So have a cup of coffee and catch your breath"
>
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