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-   -   Need new valve seals. (http://www.njfboa.org/forums/showthread.php?t=44021)

String 05-16-2009 12:03 AM

Need new valve seals.
 
Need new valve seals in the 87 z28. Just trying to get a rough estimate on cost if I have someone do it as opposed to doing it myself because it doesn't seem like fun, haha.

NastyEllEssWon 05-16-2009 03:10 AM

just find a good set of heads that flow better than your do already....modding and fixing the problem ftw. plus you get the added bonus of having new head gaskets :nod:

String 05-16-2009 10:34 AM

Quote:

Originally Posted by NastyEllEssWon (Post 589358)
just find a good set of heads that flow better than your do already....modding and fixing the problem ftw. plus you get the added bonus of having new head gaskets :nod:

Yea Im thinking about doing that instead. I gotta shop around, dont have much money right now.

deadtrend1 05-16-2009 11:35 AM

its a bit time consuming, if you still have a/c, AIR and the hater control valve on the passenger side its a little bit of a pain. But very doable.

I did them last year on Bandit88's car and the only tough one was the #8 cylinder because of the AC box in the way of my valve spring compressor. Basically just had two of my friends with big flathead screwdrivers push down on the spring while I removed the keepers

91chevywt 05-17-2009 08:38 PM

I'm not sure how much it would be, but I'm fairly sure its about an 8 hour job flat rate, so depending on shop rate it could be pretty expensive in labor. It might be worth it to just pull the heads, do new head gaskets. Its easier to do the valve springs with the heads off. Also, if your valve guides can accept it, put the positive type seals on both valves. The kits will usually come with enough to only put the positive seals on the intake, and o-rings on the exhaust.

String 05-19-2009 04:42 PM

Quote:

Originally Posted by 91chevywt (Post 590171)
I'm not sure how much it would be, but I'm fairly sure its about an 8 hour job flat rate, so depending on shop rate it could be pretty expensive in labor. It might be worth it to just pull the heads, do new head gaskets. Its easier to do the valve springs with the heads off. Also, if your valve guides can accept it, put the positive type seals on both valves. The kits will usually come with enough to only put the positive seals on the intake, and o-rings on the exhaust.

Know of a decent pair of heads for a decent price that would go on "hassle-free" haha. by hassle free i mean not having to change anything else but something more breathable than stock.

deadtrend1 05-19-2009 05:13 PM

Quote:

Originally Posted by String (Post 591114)
Know of a decent pair of heads for a decent price that would go on "hassle-free" haha. by hassle free i mean not having to change anything else but something more breathable than stock.

YOu always need to change something else. More air in, means you have to compensate with the fuel.

91chevywt 05-19-2009 06:15 PM

What engine are we talking about? Is it a throttle body injected, tuned port injected, or is it carbed. If its a 305 don't waste your money on heads just leave the stock ones on there.


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