<VV> cylinder heads for reliability
shortle
shortle556 at earthlink.net
Mon Nov 12 22:17:07 EST 2007
Allright. It's apparantly unanimous (I hope I spelled that right). I will be installing 95 HP heads in my Rampside PG. But which ones? I have the 1965 with fresh valve job bought from Dave's Corvair Shop in Albuquerque or I can use my 1969 95 HP heads (flat combustion chamber- unlike the 1965 which has a raised step)also with a fresh valve job.So again I ask, which set?
-----Original Message-----
>From: Dan & Synde <dsjkling at sbcglobal.net>
>Sent: Nov 12, 2007 11:01 AM
>To: JVHRoberts at aol.com
>Cc: Virtual Vairs Submission <virtualvairs at corvair.org>
>Subject: RE: <VV> cylinder heads for reliability
>
>All the 140 heads I used on our Greenbrier had the valve seats replaced.
>The first set was done before I got them so I can't really count those
>because I didn't know the shop. The next 3 sets were done by a reputable
>shop. They were different heads a couple times. I got sick of being
>stranded. The addiitional HP at the top end wasn't worth it to me. Most of
>the time, I was just wishing I had a little more low end torque so I'd push
>harder on the gas. The secondaries would then open and all would be lost so
>I'd have to back of the throttle to get it back. Even tried them without
>the secondaries and just blocked off the ports. Now I had the risk of
>dropping the seats without the benefit of the added flow so what was the
>point in the end. When that last set dropped a seat, I was done. All those
>dropped seats had ruined days and trips I was on trying to have a good time,
>not to mention the vast amount of money wasted. Maybe some can make them
>work in an FC in their environment and load levels; I can't. Nothing made
>me want to quite the Corvair hobby more than the grief those 140 heads gave
>me. They also didn't help in trying to win other people over to Corvairs.
>They saw all the problems I was having and told me they were glad they never
>got into Corvairs. I had one person tell me they had thought of buying a
>Corvair years ago but having seen the problems I was having with the seats
>had decided not to. All that for a lousy 20-30 HP on the freeway. Now I
>have modified 110 heads on it and no more dropped seats.....imagine that!
>Sure did make me gun shy for awhile though everytime climbed a steep grade
>or started the engine cold.
>
>Your experience and mileage may vary.....
>
>Dan Kling
>
>1961 Greenbrier Deluxe, 4spd, 3.89 On the Road Again, yeehaw :)
>1963 Spyder, restored 4spd Saginaw
>1967 Ultravan #299 Newest of the herd!! Almost killed me already!!
>
>
>
>http://www.flickr.com/photos/81412237@N00/sets/
>A few pictures of the Greenbrier, UltraVan, engine and tranny tear down with
>more to come!
>
>JVHRoberts said:
>
>> And on top of that, spend the $$$ to have the seats deepened and redone,
>if reliability is at the top of your list. If you do that, even 140 heads
>will fit the bill!
>
>
>
>
>
>
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