On 11/12/2012 8:42 PM, ChrisKlinger wrote:
> Gary Tateosian wrote:
>
>> If you get one head, you need to match chamber volume as well
> as valve
>> size. Also, you need to determine if it has been ported at
> all....you will
>> want the flow the same intake and exhaust.
>>
>> If it is a stock unported head, you should be able to match
> it.
>>
>> You are looking at $400 for new heads...minimum.
>>
>> As far as replacing just the guide, they have up to .010
> oversized guides
>> available. You need to determine what size was in there, and
> whether you
>> will be able to clean it up to get a proper fit with an
> oversized
>> guide....assuming you can smooth the chamber somewhat.
>>
>> Really, there is no way to make any kind of accurate
> determination without
>> hands on inspection.
>>
>> Perhaps talk to a local cylinder head rebuilder?
>>
>> You can look for used heads, but if they are in good shape
> people seem to
>> overvalue them.
>
> Thanks for the input Gareth. Hating life at the moment, as this
> A.M. I ordered heads and cylinders/pistons from John at
> aircooled.net, and this afternoon got a call from my little 3
> year old's mom, that she was just admitted to the hospital, with
> an (apparently) serious infection in the eye socket. Had I known
> a few hours sooner, i'd have used the money for an airline
> ticket.
>
> At any rate, I decided to buy new jugs and pistons, and a pair
> of new heads. Hopefully, the bottom end wasn't put together as
> poorly as the top.
>
> Thanks again for your input.
>
> Chris
>
> Love people, use things. Never get it backwards.

well you went the "correct " way... now you'll know it was done right.
You still need to compare chamber volumes old head vs. new head, and
check what compression ratio you end up with... then try to see what cam
is in there (pull the oil pump out to see markings at the end of the
cam). CR needs to match the cam.