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-   -   Replacement Alum Mopar Heads (https://classracer.com/classforum/showthread.php?t=44693)

GTX JOHN 12-06-2012 05:32 PM

Replacement Alum Mopar Heads
 
I am thinking of updating the Fleet.
Anyone have any feedback or success
with the New Stuff and how much work
did it take....particularly in Stock stuff?
Thanks!

magnumv8 12-09-2012 10:13 AM

Re: Replacement Alum Mopar Heads
 
John, PM sent......



D L Rambo.....Stk 1300

R Hastings 12-16-2012 12:37 AM

Re: Replacement Alum Mopar Heads
 
Has Edelbrock corrected the valve sizing, valve stem diameter and runner volumes on the 60767 head?

GTX JOHN 12-16-2012 03:57 AM

Re: Replacement Alum Mopar Heads
 
I do not think either valve or guide size is correct ....unfortunately.

I have no clue on runner cc's being correct.

Phillip marvetz 12-16-2012 04:31 PM

Re: Replacement Alum Mopar Heads
 
Since both you guy's are here, What intake should I be looking for to go on the 1980 wagon? I haven't decided on a 318 or 360 yet. Most likely 318 though so I wont have to put a roll bar in it.

R Hastings 12-16-2012 08:33 PM

Re: Replacement Alum Mopar Heads
 
I'm going with a 318/155hp. Trying to find 79 to 83 360 manifold with correct casting #. Was hopping to use aluminum heads. Don't want to spend a lot of time or money on old worn out cast heads.

Jeff Teuton 12-16-2012 09:36 PM

Re: Replacement Alum Mopar Heads
 
I think you will have to correct the valves size & stem. I don't know about the rest. There is a note at the end of head volumes about these heads. Same cc everywhere and correct valves. I don't think Edlebrock is doing any of that.

magnumv8 12-16-2012 09:47 PM

Re: Replacement Alum Mopar Heads
 
The biggest issue facing users of the Edelbrock head is the intake valve seat....Edelbrock heads are set up for a 2.02 intake valve only, so if your combo requires a 1.88 intake valve you will find that the seats should be replaced with smaller diameter seats in order to get enough material for a decent competition valve job....since the guides are smaller than the stock stem diameter 11/32 compared to 3/8, the guides can be reworked to the correct size......what this would do to the port volume and what you could do to maintain it I can't address....doing a set of these heads for an early 340 wouldn't be too tough, but for anything else with the smaller intake valves is another matter......


D L Rambo......Stk 1300

GTX JOHN 12-18-2012 05:01 AM

Re: Replacement Alum Mopar Heads
 
I do not believe that they are legal in stock with any of the 2-02 valve
340 Engines with high compression. These are a positive deck engine
and I do not think the combustion chambers on the legal Edelbrock are
compatable unfortunately.

Phllip: I like 340# intake on 1980 engine


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