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WHEN WAS THE 426 CROSSRAM DISCONTINUED #1060626
08/23/11 09:49 PM
08/23/11 09:49 PM
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Illinois
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Craig61 Offline OP
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Illinois
The question I have is I have 1965 plymouth belvedere with a 440 in it. What would look and perform the best? The crossram with the dual quads or the Six Pack. Realizing the 1965 had no special carb setups or did they have dual quad setup. Just I always found dual quads to not be worth the money . But the crossram is cool looking .When did the crossram carb setup be discontinued by Mopar ?

Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: Craig61] #1060627
08/23/11 10:38 PM
08/23/11 10:38 PM
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Posts: 20,815
A collage of whims
topside Offline
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A collage of whims
If you mean the Max Wedges, that was over with mid-model-year in the '64 model run when the Hemis were introduced.
There's an article around, maybe in the Archives here, where someone did a comparison of various intakes on an RB motor.

Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: topside] #1060628
08/24/11 02:27 AM
08/24/11 02:27 AM
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Balt. Md
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383man Offline
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From what I have read about dyno testing the 6pk setup makes more hp then the crossram does on the wedge engines. Even a good modern single four intake will make more hp then the crossram from what I have read. The crossram is 45 year old technology and is definetly cool but it is outdated. It seems the 6pk setup will make just about as much hp as a good single plane intake with a good carb will make or close to it. But the crossram seemed to be about 50 or more hp down. In 1963 the crossram was state of the art but not today. The last year I remember it was on the 1968 Hemi Cuda's and Dart's. I really want to run the crossram on my 63 because of the cool factor but for now I run a single four since it seems to make more power. But once I get my new eng dailed in I hope to go back to a crossram setup and see how good I can get it to run. I am using the Indy dual plane intake on my street/strip 493 as it makes a good street/strip intake with good low end and good top end for a dual plane. It has Max Wedge ports and looks like an eddy RPM on steroids ! Ron




Last edited by 383man; 08/24/11 02:37 AM.
Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: 383man] #1060629
08/24/11 09:30 AM
08/24/11 09:30 AM
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lewtot184 Offline
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as an alternative to the cross ram or expensive 6-paks the edelbrock ch28 will flow more air than a stock cross ram. mopar performance came out with a revised cross ram that flows more air than the old one. there are options.

6792673-100_0087.jpg (122 downloads)
Last edited by lewtot184; 08/24/11 09:31 AM.
Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: 383man] #1060630
08/24/11 09:55 AM
08/24/11 09:55 AM
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JohnRR Offline
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Quote:

From what I have read about dyno testing the 6pk setup makes more hp then the crossram does on the wedge engines. Even a good modern single four intake will make more hp then the crossram from what I have read. The crossram is 45 year old technology and is definetly cool but it is outdated. It seems the 6pk setup will make just about as much hp as a good single plane intake with a good carb will make or close to it. But the crossram seemed to be about 50 or more hp down. In 1963 the crossram was state of the art but not today. The last year I remember it was on the 1968 Hemi Cuda's and Dart's. I really want to run the crossram on my 63 because of the cool factor but for now I run a single four since it seems to make more power. But once I get my new eng dailed in I hope to go back to a crossram setup and see how good I can get it to run. I am using the Indy dual plane intake on my street/strip 493 as it makes a good street/strip intake with good low end and good top end for a dual plane. It has Max Wedge ports and looks like an eddy RPM on steroids ! Ron







Ron , don't tell that to Ed Cook ...

Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: 383man] #1060631
08/24/11 11:06 AM
08/24/11 11:06 AM
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Northern IL
meathead66 Offline
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AndyF did an extensive comparison on the CH28. Very interesting article.

http://www.popularhotrodding.com/tech/1007phr_big_block_mopar_engines/index.html

Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: JohnRR] #1060632
08/24/11 01:09 PM
08/24/11 01:09 PM
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Balt. Md
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383man Offline
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Quote:

Quote:

From what I have read about dyno testing the 6pk setup makes more hp then the crossram does on the wedge engines. Even a good modern single four intake will make more hp then the crossram from what I have read. The crossram is 45 year old technology and is definetly cool but it is outdated. It seems the 6pk setup will make just about as much hp as a good single plane intake with a good carb will make or close to it. But the crossram seemed to be about 50 or more hp down. In 1963 the crossram was state of the art but not today. The last year I remember it was on the 1968 Hemi Cuda's and Dart's. I really want to run the crossram on my 63 because of the cool factor but for now I run a single four since it seems to make more power. But once I get my new eng dailed in I hope to go back to a crossram setup and see how good I can get it to run. I am using the Indy dual plane intake on my street/strip 493 as it makes a good street/strip intake with good low end and good top end for a dual plane. It has Max Wedge ports and looks like an eddy RPM on steroids ! Ron







Ron , don't tell that to Ed Cook ...





I would love for the crossram to make the most hp as I would definetly go with one. But from what I have heard it looses power over the single four and 6pk. But this is what I have read and heard it is not written in stone and I wish it was wrong. Ron

Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: 383man] #1060633
08/24/11 03:32 PM
08/24/11 03:32 PM
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lewtot184 Offline
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hughe's has done some manifold flow testing. i think the old cross ram can be helped by opening the interconnection between the two plenums. the new manifold flows more air.

Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: 383man] #1060634
08/24/11 04:09 PM
08/24/11 04:09 PM
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JohnRR Offline
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Quote:

Quote:

Quote:

From what I have read about dyno testing the 6pk setup makes more hp then the crossram does on the wedge engines. Even a good modern single four intake will make more hp then the crossram from what I have read. The crossram is 45 year old technology and is definetly cool but it is outdated. It seems the 6pk setup will make just about as much hp as a good single plane intake with a good carb will make or close to it. But the crossram seemed to be about 50 or more hp down. In 1963 the crossram was state of the art but not today. The last year I remember it was on the 1968 Hemi Cuda's and Dart's. I really want to run the crossram on my 63 because of the cool factor but for now I run a single four since it seems to make more power. But once I get my new eng dailed in I hope to go back to a crossram setup and see how good I can get it to run. I am using the Indy dual plane intake on my street/strip 493 as it makes a good street/strip intake with good low end and good top end for a dual plane. It has Max Wedge ports and looks like an eddy RPM on steroids ! Ron







Ron , don't tell that to Ed Cook ...





I would love for the crossram to make the most hp as I would definetly go with one. But from what I have heard it looses power over the single four and 6pk. But this is what I have read and heard it is not written in stone and I wish it was wrong. Ron




Ed says he is making just over 800HP , is that not enough ?

Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: JohnRR] #1060635
08/24/11 06:15 PM
08/24/11 06:15 PM
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Texas
dannysbee Offline
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And Ed's manifold is stock and unmodified. 3800 lbs car will run 136 mph in the 1/4 with 800 Hp, Ed has been within 2 mph of that figure. Yes I would say he is very surely in that neck of the woods. The other thing is the cross rams are great torque producers which is a very good thing for a heavy car.


Getting old just means you were smarter than some and luckier than others.
Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: dannysbee] #1060636
08/24/11 08:05 PM
08/24/11 08:05 PM
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HPMike Offline
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Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: dannysbee] #1060637
08/24/11 08:05 PM
08/24/11 08:05 PM
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JohnRR Offline
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Quote:

And Ed's manifold is stock and unmodified.




Don't know , don't care ...


Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: JohnRR] #1060638
08/24/11 08:42 PM
08/24/11 08:42 PM
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Texas
dannysbee Offline
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Just wanted to make it clear you are not likely to make 800 HP with a stock unmodified cross ram as John insinuated could be done. Carry on with your crap slinging.


Getting old just means you were smarter than some and luckier than others.
Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: JohnRR] #1060639
08/24/11 10:14 PM
08/24/11 10:14 PM
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AndyF Offline
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800 hp with a crossram is very impressive. I'm willing to bet that if he took that crossram off and replaced it with an Edelbrock Super Victor + Holley Dominator combo he would pick up some power.

But having said that, I do understand the reason why people want to run the crossram. It does look cool. I had one on my 426W '65 Coronet back when I was just out of high school. I always felt pretty cool cruising around town with the hood off and those two air cleaners sitting out there in the breeze.

Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: dannysbee] #1060640
08/25/11 12:34 AM
08/25/11 12:34 AM
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JohnRR Offline
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Quote:

Just wanted to make it clear you are not likely to make 800 HP with a stock unmodified cross ram as John insinuated could be done. Carry on with your crap slinging.




Who is slinging crap other that yourself ?

I didn't insinuate anything , i just pointed out one engine that is making 800HP with a crap intake and cast iron manifolds ...

Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: JohnRR] #1060641
08/25/11 01:02 AM
08/25/11 01:02 AM
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dannysbee Offline
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Quote:

Quote:

And Ed's manifold is stock and unmodified.




Don't know , don't care ...






Short........ memory.


Getting old just means you were smarter than some and luckier than others.
Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: Craig61] #1060642
08/25/11 01:10 AM
08/25/11 01:10 AM
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Spring Valley ,Ca.
moparsquid Offline
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im running the x-ram on my 62 eddy max heads crower cam holleys, i havnt relly flogged it yet but it smokes the tires real easy.

6793967-53004.JPG (110 downloads)
Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: JohnRR] #1060643
08/25/11 01:25 AM
08/25/11 01:25 AM
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52savoy Offline
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I didn't insinuate anything , i just pointed out one engine that is making 800HP with a crap intake and cast iron manifolds ...




They're a little slow south of the Mason-Dixon line so you need to forgive their comprehension skills.
Need to move this post over to "GENERAL" where and things are always

Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: 52savoy] #1060644
08/25/11 09:49 AM
08/25/11 09:49 AM
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JohnRR Offline
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Quote:






I didn't insinuate anything , i just pointed out one engine that is making 800HP with a crap intake and cast iron manifolds ...




They're a little slow south of the Mason-Dixon line so you need to forgive their comprehension skills.
Need to move this post over to "GENERAL" where and things are always





Re: WHEN WAS THE 426 CROSSRAM DISCONTINUED [Re: JohnRR] #1060645
08/25/11 10:25 AM
08/25/11 10:25 AM
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Texas
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Getting old just means you were smarter than some and luckier than others.
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