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-   -   2 PVC valves (https://classracer.com/classforum/showthread.php?t=27521)

Bobby Zlatkin 08-04-2010 03:53 PM

2 PVC valves
 
Anything wrong with having a PCV valve in each valve cover and connecting them with a T-fitting into the carb?

I'm changing to an air cleaner base that doesn't have provision for the hose from the other valve cover.

Any disavantage?

SSDiv6 08-04-2010 04:06 PM

Re: 2 PVC valves
 
Quote:

Originally Posted by Bobby Zlatkin (Post 202500)
Anything wrong with having a PCV valve in each valve cover and connecting them with a T-fitting into the carb?

I'm changing to an air cleaner base that doesn't have provision for the hose from the other valve cover.

Any disavantage?

In the past, the use of two PCV's has been not allowed. Been told it must be OEM configuration. many eliminate them and install K&N breathers on both valve covers.

Advantages? It depends how much leak down you have on the engine.

danny waters sr 08-04-2010 04:28 PM

Re: 2 PVC valves
 
Bobby, I tried it and it did not like it.We talkin 283 stocker here.

Tom Meyer 08-04-2010 06:32 PM

Re: 2 PVC valves
 
I run it on my 283 super stock car it has been a while but it did pick my car up, Patterson along with casill have it on there 283 also. It did have more vacume than hooking it up to the header. I was told 1 to 2 hp on the dyno on a super stock motor don't know about stockers. Q jets don't like it I am told. It may have somthing to do with the ring package one is useing. Tom

SSDiv6 08-04-2010 06:48 PM

Re: 2 PVC valves
 
Quote:

Originally Posted by Tom Meyer (Post 202535)
I run it on my 283 super stock car it has been a while but it did pick my car up, Patterson along with casill have it on there 283 also. It did have more vacume than hooking it up to the header. I was told 1 to 2 hp on the dyno on a super stock motor don't know about stockers. Q jets don't like it I am told. It may have somthing to do with the ring package one is useing. Tom

Yes, engine seal and ring package has a lot to do,


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