Edelbrock “Small Block” heads

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Old Dec 12, 2024 | 02:48 PM
  #41  
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Originally Posted by 69HO43
Just be prepared. I think it comes with its own tube of lube for this. The price of aluminum is supposed to be skyrocketing after the first of the year. Hopefully not, but according to some investment analysts...they don't care about Edelbrock heads, but they do care about aluminum products and companies as investments. There's supposed to be some sort of trade fee manipulation on aluminum in January so the prices might get stupid. Just keep an eye out. Here's hoping they're wrong.
Ok, but don’t you think a company like Edelbrock, that uses tons and tons of aluminum everyday, doesn’t have their supply secured, at least for the foreseeable future? AND, do you think all aluminum is the same?
Interesting comment, just saying.
Old Dec 12, 2024 | 03:27 PM
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Originally Posted by 69HO43
Just be prepared. I think it comes with its own tube of lube for this. The price of aluminum is supposed to be skyrocketing after the first of the year. Hopefully not, but according to some investment analysts...they don't care about Edelbrock heads, but they do care about aluminum products and companies as investments. There's supposed to be some sort of trade fee manipulation on aluminum in January so the prices might get stupid. Just keep an eye out. Here's hoping they're wrong.
Some factors come into play to keep product prices more reasonable than we would expect...
1. Companies, that depend on commodities in making their products, usually have supply agreements at a fixed price for a certain time into the future.
2. The cost of aluminum may double, but if it constitutes only 20% of the cost of the finished product, then the product would be only 10% more expensive to make.

For example, the price of chocolate is up 2.5x so far in 2024, but my favorite candy bar is up 30% (even though it is 90% cocoa).
Old Dec 12, 2024 | 06:53 PM
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Edelbrock likely has some price protections in place. Let's hope so. But I'm sure those contracts aren't open-ended. I'm only stating what I've gleaned from investing firm's comments. Basically, they expect aluminum prices to rise next year. This could change. Doesn't matter, though. If there's even a hint of aluminum prices rising, even if they have protections in place, companies will jack prices citing price fluxuations. Because that's what they do. Won't affect their procurement price, but it will hit the customer in the wallet.

There is a shortage of bauxite as of late. This is fact. Guinea recently instituted an export ban on bauxite, what makers of aluminum products use. It's ironic that Guinea is one of the largest bauxite refiner in the world. Makes no sense because they're one of the poorest countries in the world. Even weirder is there is no definite reason given for the export ban. Demand in China is rising for bauxite, and oil too, due to stimulus measures there. Indonesia backed off exporting bauxite as well in summer of 2023, just so they could manipulate prices. Of course, that's when aluminum was taking a 15% hit on prices.

Prices are analyzed (guessed) by one investment powerhouse (Goldman Sachs) aluminum will be up from 2570-ish per ton to 2700 going into 2025. Supply chain issues, whether planned or unplanned, seems to be the major setbacks in what's clogging up these sort of things at the moment.

One other caveat that will put a wrinkle in mainly European aluminum prices as well, is China is ending the VAT tax rebate, currently 13% starting in January. That's really going to sting in Europe. USA, not so much. There's tariffs on China for aluminum products right now to the U.S., so there's not much of a problem for the VAT tax ending will screw U.S. buyers as there's not much aluminum importing into the U.S. from China. Not like it used to be.

Any and all aluminum is the same. It's an element, thus, it's the same. The processing and aluminum alloys will make it different. But the fact being, it's still one of the most plentiful elements on the earth's crust. It's the processing and supply chain that has producers trying to act like oil cartels to try to put a stranglehold on prices.

It's a mixed bag going into the future. Maybe prices will fall enough to make aluminum products cheaper, but don't hold your breath.
Old Dec 13, 2024 | 01:40 PM
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They’re covered for at least another year. I just wish you would've posted this elsewhere, cuz it’s lengthy and really has nothing to do with the subject at hand. But it is what it is.


Last edited by cutlassefi; Dec 14, 2024 at 06:18 AM.
Old Dec 13, 2024 | 01:45 PM
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Update- 10 sets have been cast. However, after our meeting yesterday am, there are two more tweaks that will be done before they ship.
In addition, more things are coming. NO, I’m not going to tell you what they are, but given my track record, they’ll be significant.😉
Thanks.
Old Dec 13, 2024 | 01:52 PM
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Originally Posted by cutlassefi
Update- 10 sets have been cast. However, after our meeting yesterday am, there are two more tweaks that will be done before they ship.
In addition, more things are coming. NO, I’m not going to tell you what they are, but given my track record, they’ll be significant.😉
Thanks.
A couple of guys will be stopping at the Edelbrock booth tomorrow to talk to you about the heads and have a close look at them. Their names are Doug and Mark. Is there any specific time that’s best for you ?

what’s the list price on them and the part?

is there a bare option ?

Last edited by CANADIANOLDS; Dec 13, 2024 at 02:01 PM.
Old Dec 13, 2024 | 02:00 PM
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Originally Posted by CANADIANOLDS
A couple of guys will be stopping at the Edelbrock booth tomorrow to talk to you about the heads and have a close look at them. Their names are Doug and Mark. Is there any specific time that’s best for you ?
what’s the list price on them?
Sorry Dale, I won’t be there tomorrow. But tell them to ask for Jamie. He’ll be able to help.
Old Dec 13, 2024 | 02:01 PM
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Originally Posted by cutlassefi
Sorry Dale, I won’t be there tomorrow. But tell them to ask for Jamie. He’ll be able to help.
ok thanks. are they available bare?
Old Dec 13, 2024 | 02:04 PM
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Originally Posted by CANADIANOLDS
ok thanks. are they available bare?
Not at this time I’m told.
Old Dec 13, 2024 | 10:09 PM
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Mark,
I know there are several threads going back several years on these, but now that they are officially unveiled can you give a recap of the design features of this final version? I tried to find more info on Edelbrock's website but these aren't listed there yet. What are the flow capabilities, etc? What is the price per set of heads, and what are the specs of the parts they come with? When will they be ready to ship?
Thanks.
Old Dec 14, 2024 | 05:51 AM
  #51  
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Originally Posted by olds70supreme
Mark,
I know there are several threads going back several years on these, but now that they are officially unveiled can you give a recap of the design features of this final version? I tried to find more info on Edelbrock's website but these aren't listed there yet. What are the flow capabilities, etc? What is the price per set of heads, and what are the specs of the parts they come with? When will they be ready to ship?
Thanks.
All the specs have stayed the same;
68cc chambers, 2.07/1.68 valves, 2 configurations, flat tappet or roller, same head, just different springs. Revised intake and exhaust runners from previous versions.
Ready to ship on or about Feb. 1, 2025. (2 more tweaks are being done before their final release)
Retail price will be in the $2200.00/pair range.

Note; For some really stupid reason I caught hell from someone on here for the delay on these heads, and I was even questioned regarding my relationship with Edelbrock. However I never doubted they would happen because of who I was dealing with there.

And I’ve said this before and I’ll say it again. To all those people who kept asking when they would be available, you better step up and buy them. Otherwise products like this won’t happen in the future. They’re (Edelbrock) as excited about these as I am, because of me. We’re even talking about more new parts. But they’ll be watching the movement on these first.

Just an fyi.


Last edited by cutlassefi; Dec 14, 2024 at 06:51 AM.
Old Dec 14, 2024 | 08:42 AM
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Well, unfortunately, I stepped in a pile of 440DX that already has Battens. Otherwise, I would be ordering a pair.
Old Dec 14, 2024 | 12:28 PM
  #53  
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Originally Posted by fleming442
Well, unfortunately, I stepped in a pile of 440DX that already has Battens. Otherwise, I would be ordering a pair.
Gotcha, no problem.
Old Dec 14, 2024 | 04:46 PM
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Originally Posted by fleming442
Well, unfortunately, I stepped in a pile of 440DX that already has Battens. Otherwise, I would be ordering a pair.
We are gonna need some details on this!
Old Dec 15, 2024 | 04:48 PM
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Originally Posted by fleming442
Well, unfortunately, I stepped in a pile of 440DX that already has Battens. Otherwise, I would be ordering a pair.
WIsh I could have that problem.
Old Dec 15, 2024 | 05:24 PM
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I'm in. Sent a PM. Just need a final price if I may. Excited about these and $2200 a PAIR? Great price as well!
Old Dec 16, 2024 | 06:00 AM
  #57  
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Originally Posted by maniehau
I'm in. Sent a PM. Just need a final price if I may. Excited about these and $2200 a PAIR? Great price as well!
Got it and responded. Let me know, thanks!
Old Dec 30, 2024 | 09:26 AM
  #58  
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Hopefully this will answer more questions, and removes any doubt about my involvement with Edelbrock. My part comes in just after the 18:00 min mark.
Thanks!!

https://na01.safelinks.protection.ou...%3D&reserved=0

Last edited by cutlassefi; Dec 30, 2024 at 09:31 AM.
Old Dec 30, 2024 | 11:13 AM
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Thanks for posting that, Mark.

It was great to see those pictures and hear Edelbrock and you talk at it.

And Campisano gave you a new nickname, "Remme." I think he meant to spell it Remmie.
Old Mar 14, 2025 | 04:27 PM
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Update; we’re finalizing the last few mods to be done to these before their release. Those being a better exhaust port exit, and an enlarged scallop in the front to better accommodate a larger mech fuel pump.
There are approx 9 sets available from this first batch, and my customers get first dibs. There are more on the way as well though, and they have plenty of inventoried parts to complete all of them. Let me know if anyone else would like to secure a set from this first batch.
Thanks guys!!
Old Mar 15, 2025 | 04:34 PM
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Awesome, thanks for the update. I have the rest of the money waiting for delivery. Unfortunately, the heads not quite being ready and due to my work schedule plus actually wanting to drive my car for our short driving season up here, the new heads won't go on till next Winter.
Old Apr 26, 2025 | 01:44 PM
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I am extremely interested in a set. I'm in the process of pulling my 330
Old Sep 5, 2025 | 12:44 PM
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Originally Posted by cutlassefi
Let’s just say they’re pretty good.😉
What CR could i expect to have by putting these heads on a 403 olds with stock pistons
Old Sep 5, 2025 | 12:50 PM
  #64  
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Are these ready? I haven't seen anything, been watching for the release.
Old Sep 5, 2025 | 01:46 PM
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Originally Posted by olds 307 and 403
Awesome, thanks for the update. I have the rest of the money waiting for delivery. Unfortunately, the heads not quite being ready and due to my work schedule plus actually wanting to drive my car for our short driving season up here, the new heads won't go on till next Winter.
have you delivered the money?
Old Sep 5, 2025 | 06:55 PM
  #66  
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Not yet, have been talking to Mark. Hopefully Edelbrock gets the revisions done and ships these heads.
Old Sep 6, 2025 | 05:21 AM
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Originally Posted by Trent1340
What CR could i expect to have by putting these heads on a 403 olds with stock pistons
With a .027" Cometic head gasket, around 9 to 1 compression. They should be at 64cc factory spec, not sure why they picked 68cc. I can consider regular or mid grade with my motor. With Dale's preferred calculator, I get 9.28 to 1 compression. Have a mild hydraulic roller with Comp Evolution hydraulic roller lifters 218/218 .541/.541 with Mark's 1.65 roller rocker arms for these heads on a 112 LSA. I may run 89, will only have 5% ethanol vs 10%. Premium is bloody expensive but ethanol free at Coop here. They almost started adding ethanol then changed their mind last minute. Will be using my Performer RPM intake so I don't have to grind to clear the lifter and will easily cover the intake ports. I may send my Terminator X Max back to Holley but it will get it's own separate fuse box like the Sniper 2 has. I can hardly wait for these heads! Hopefully they don't fall under the current tarrifs but being big chunks of aluminum, I put away extra to cover the potential 25%.

Last edited by olds 307 and 403; Sep 6, 2025 at 05:33 AM.
Old Sep 6, 2025 | 09:16 AM
  #68  
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This might be a dumb statement, so forgive me for asking. I have heard that these heads were designed for the 403 guys. I’m just curious: I have a 431 current .921 / 39 degree assembled short block. Engine has 425 crank/7.00 Molnar rods and 9cc (believe) Mahle pistons set -.015. I don’t have heads. The cam is a Lunati Voodoo.

I can run 100 Sunoco at the pump here in AZ with a station right down the street from my house.

Just wondering - would these 68cc heads be anything advantageous vs the existing BB heads if one fully ported them. Seems these have nearly the same potential.

Car is rarely driven. Just sort of a project.
Old Sep 6, 2025 | 10:44 AM
  #69  
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For the record, again, these heads are 68cc, the same as a typical set of 5’s, 6’s, 7’s or 7a’s.
For any given combination, just do the math. If this chamber size fits the bill then do it. If the larger 77cc heads are a better match, then do those. The flows aren’t that much different below .600 lift.

Last edited by cutlassefi; Sep 6, 2025 at 10:56 AM.
Old Sep 6, 2025 | 10:57 AM
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I still say 64cc is better match with your Mahle pistons. Last two builds with 64cc Procomp heads with mid 9's compression made nearly 450 HP and 500 ft-lbs. I am hoping close to 400 HP and 450 TQ on my 358. Glad they are finally getting done, thanks for making this happen.
Old Sep 6, 2025 | 10:57 AM
  #71  
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Originally Posted by olds 307 and 403
With a .027" Cometic head gasket, around 9 to 1 compression. They should be at 64cc factory spec, not sure why they picked 68cc. I can consider regular or mid grade with my motor. With Dale's preferred calculator, I get 9.28 to 1 compression. Have a mild hydraulic roller with Comp Evolution hydraulic roller lifters 218/218 .541/.541 with Mark's 1.65 roller rocker arms for these heads on a 112 LSA. I may run 89, will only have 5% ethanol vs 10%. Premium is bloody expensive but ethanol free at Coop here. They almost started adding ethanol then changed their mind last minute. Will be using my Performer RPM intake so I don't have to grind to clear the lifter and will easily cover the intake ports. I may send my Terminator X Max back to Holley but it will get its own separate fuse box like the Sniper 2 has. I can hardly wait for these heads! Hopefully they don't fall under the current tarrifs but being big chunks of aluminum, I put away extra to cover the potential 25%.
64cc is an NHRA spec I believe. See my previous post regarding stock iron head cc.
Old Sep 6, 2025 | 11:06 AM
  #72  
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Originally Posted by olds 307 and 403
I still say 64cc is better match with your Mahle pistons. Last two builds with 64cc Procomp heads with mid 9's compression made nearly 450 HP and 500 ft-lbs. I am hoping close to 400 HP and 450 TQ on my 358. Glad they are finally getting done, thanks for making this happen.
Agreed but they already cast them at 68.
And the new 3cc 4.125 sb piston will yield at or near 10:1 with the new head.
Old Sep 6, 2025 | 11:51 AM
  #73  
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I think once they are released, I don't think I will be able to pay for them quick enough.
very excited for these. Two engines waiting.
Old Oct 4, 2025 | 09:28 AM
  #74  
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Excitement is in the air!
Old Oct 4, 2025 | 10:17 AM
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Mark, what timing should I shoot for idle, part throttle and WOT with these new heads? I may run 87 or 89 octane since I will only have 9.3 to 1 and 218/218 .541/.541 on a 112 LSA hydraulic roller cam.
Old Oct 4, 2025 | 11:16 AM
  #76  
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Originally Posted by olds 307 and 403
Mark, what timing should I shoot for idle, part throttle and WOT with these new heads? I may run 87 or 89 octane since I will only have 9.3 to 1 and 218/218 .541/.541 on a 112 LSA hydraulic roller cam.
are we there yet?

Old Oct 4, 2025 | 11:28 AM
  #77  
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Coming soon to an engine near me...
Old Oct 4, 2025 | 06:36 PM
  #78  
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https://www.edelbrock.com/performer-...ler-61035.html
Old Oct 4, 2025 | 07:05 PM
  #79  
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That is new, was not on the site before. A 200cc intake port and 130cc exhaust port, 68cc chamber with 2.07"/1.625" exhaust valves. Out of stock, unless you put money down with a select few vendors, you are SOL for now.

Last edited by olds 307 and 403; Oct 4, 2025 at 07:07 PM.
Old Jan 8, 2026 | 06:47 PM
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The new SB heads are shipping as we speak.
All of you doubters take note, I don’t post anything that’s not backed up by facts and actions. I never had any doubt these would happen. Yee of little faith!😝



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