Moparts

426 Hemi block

Posted By: robnbird

426 Hemi block - 06/11/14 05:21 AM

Does anyone know what is going on with Chrysler and the Gen 11 Hemi are they being produced by anyone . thanks

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Posted By: mr_340

Re: 426 Hemi block - 06/11/14 04:17 PM

http://www.theengineshop.com/products/en...hemi-block.html

You might try Bill Mitchell.
Posted By: robnbird

Re: 426 Hemi block - 06/11/14 10:03 PM

thanks I will try him..

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Posted By: Airwoofer

Re: 426 Hemi block - 06/11/14 10:31 PM

What is the difference between a "hemi" block and a regular RB block? I know about the cross bolts on the mains. Is that all or are there differences in the way the heads attach?

Just curious...
Posted By: Hemi_Joel

Re: 426 Hemi block - 06/11/14 11:33 PM

Quote:

What is the difference between a "hemi" block and a regular RB block? I know about the cross bolts on the mains. Is that all or are there differences in the way the heads attach?

Just curious...


A Hemi has bosses in the valley for additional head studs. Nuts are put on the studs from inside the valley. Here is a pic:

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Posted By: sasquatch

Re: 426 Hemi block - 06/11/14 11:41 PM

Guys
World does not and will not have any iron blocks available.
aluminum yes.
Todd
Posted By: Handygun

Re: 426 Hemi block - 06/11/14 11:41 PM

A friend of mine has several 4.24 water blocks for sale 3500 ea these are the MoPar blocks. PM me if interested
Posted By: DaveRS23

Re: 426 Hemi block - 06/12/14 01:07 AM

Quote:

Guys
World does not and will not have any iron blocks available.
aluminum yes.
Todd




I am curious as to why. Can you elaborate?

I have one and wonder if I should actually use it, now.
Posted By: OUTLAWSSAA

Re: 426 Hemi block - 06/12/14 02:57 AM

Quote:

Quote:

Guys
World does not and will not have any iron blocks available.
aluminum yes.
Todd




I am curious as to why. Can you elaborate?

I have one and wonder if I should actually use it, now.




I talked to them at the PRI show. They said when Chrysler almost went into bankruptcy they took the molds back and that was that. He told me if I needed a block to walk over to the Bill Mitchell booth. So I walked over there and they told me all they were making was the aluminum blocks with no raised cam available.
Posted By: sasquatch

Re: 426 Hemi block - 06/12/14 04:50 AM

Yeah what he said. Do not worry about them, they are great blocks. Check your oil restrictor as some are not drilled. Easy fix in building not so much when assembled.
TOdd
Posted By: DaveRS23

Re: 426 Hemi block - 06/12/14 03:15 PM

Thank you!
Posted By: SNK-EYZ

Re: 426 Hemi block - 06/12/14 06:39 PM

Quote:

A friend of mine has several 4.24 water blocks for sale 3500 ea these are the MoPar blocks. PM me if interested




I'm guessing that's Tom.

I think he said he had 9 new pre World M/Perf blocks that he was planning on selling.
Posted By: Handygun

Re: 426 Hemi block - 06/12/14 07:04 PM

I don't think that will get you much detective work in this town Rich
Posted By: Dragula

Re: 426 Hemi block - 06/12/14 07:56 PM

Good luck getting one in either CI or Aluminum right now. No new CI ones are available from anyone that I know of. The aluminum, you can order a KB or an Indy...but not a World block. I believe they are done with making them due to a contract issue with Mopar if I am not mistaken...
Posted By: SCATPACK 1

Re: 426 Hemi block - 06/12/14 07:59 PM

Quote:

What is the difference between a "hemi" block and a regular RB block? I know about the cross bolts on the mains. Is that all or are there differences in the way the heads attach?

Just curious...



The HEMI Block has 4 differences. #1,there are oil drain holes cast into each outside corner of the blocks (4 total) for the heads to drain the oil back into the pan. #2, the intake head bolt hole is cast further into the lifter gallery
#3, the push rods on a HEMI block are cast closer to the cylinder bore than on a wedge motor.
#4, And all Hemi blocks had 1/2 inch oil feed galleries.
That is it.
Posted By: scatpacktom

Re: 426 Hemi block - 06/12/14 07:59 PM

Quote:

Yeah what he said. Do not worry about them, they are great blocks. Check your oil restrictor as some are not drilled. Easy fix in building not so much when assembled.
TOdd




What is the oil restrictor?
Posted By: Hemi Allstate

Re: 426 Hemi block - 06/12/14 09:45 PM

Quote:

Quote:

Yeah what he said. Do not worry about them, they are great blocks. Check your oil restrictor as some are not drilled. Easy fix in building not so much when assembled.
TOdd




What is the oil restrictor?




On the World block the oil passage to the heads is tapped and gets a restrictor screwed into it.
Mark
Posted By: scatpacktom

Re: 426 Hemi block - 06/12/14 11:09 PM

Posted By: dirty magnum

Re: 426 Hemi block - 06/14/14 01:09 PM

world never made them . they paid world to use there name after all the problems with previous plant. mopar performance told me there waiting on x amount of orders to do another run
Posted By: Quicktree

Re: 426 Hemi block - 06/14/14 01:46 PM

Quote:

Does anyone know what is going on with Chrysler and the Gen 11 Hemi are they being produced by anyone . thanks


contact member 80arrow he has a complete mega block for sale I think,
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