Is this a HO manifold - Performance Forum

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Is this a HO manifold
Tuesday, April 03, 2007 9:52 PM
I have a manifold that I pulled off my ho 92 beretta gtz should be a ho manifold but I just want to be sure before I put it on my 98 2.4

the number that is o nthe back of the intake manifold is 24571319 is that a HO manifold or not?? Not sure if this is where I should pos tbut this is as best as I can guess

Re: Is this a HO manifold
Tuesday, April 03, 2007 10:24 PM
which does yours look like?


Re: Is this a HO manifold
Tuesday, April 03, 2007 11:22 PM
lol I have no clue I just pulled the number, the funny thing is I have both I think but they are both on the motors still and it is hard to tell the diff
even from that pic
Re: Is this a HO manifold
Wednesday, April 04, 2007 6:45 AM
okay, for starters all Beretta GTZ, Z26 DOHC Quad 4's have genuine 100% HO parts if i'm not mistaken. someone please correct me if i'm wrong. Second if you still are not sure about it, go url=http://www.quad4forums.com/forums/showthread.php?t=1763]HERE. The LGO and W41 should (again, if i'm not mistaken) have all HO parts, it was only a few models of Grand Am's that had some mixed parts.


Re: Is this a HO manifold
Wednesday, April 04, 2007 6:46 AM
friggen links.... GO HERE


Re: Is this a HO manifold
Sunday, April 22, 2007 8:11 AM
the top left one, i think that that one would be the one right?
Re: Is this a HO manifold
Sunday, April 22, 2007 8:52 AM
Thrice . wrote:okay, for starters all Beretta GTZ, Z26 DOHC Quad 4's have genuine 100% HO parts if i'm not mistaken. someone please correct me if i'm wrong. Second if you still are not sure about it, go url=http://www.quad4forums.com/forums/showthread.php?t=1763]HERE. The LGO and W41 should (again, if i'm not mistaken) have all HO parts, it was only a few models of Grand Am's that had some mixed parts.


the only year z26 that came with a 2.3 engine was of the like only 800 made in 94, and they were NOT ho's. they may have had a HO intake manifold, but they didnt have the rest of the goods.




Re: Is this a HO manifold
Sunday, April 22, 2007 9:22 AM
why do guys make his harder than it has to be ...CHECK THE VIN NUMBER ..if the part is still in the car the INTAKE is alittle hard to tell..if the HIGH OUTPUT idi cover isnt there anymore check the vin..if the 8th digit is an "A" then ALL THE PARTS ARE HO PARTS



Re: Is this a HO manifold
Sunday, April 22, 2007 10:11 AM
z yaaaa wrote:
Thrice . wrote:okay, for starters all Beretta GTZ, Z26 DOHC Quad 4's have genuine 100% HO parts if i'm not mistaken. someone please correct me if i'm wrong. Second if you still are not sure about it, go url=http://www.quad4forums.com/forums/showthread.php?t=1763]HERE. The LGO and W41 should (again, if i'm not mistaken) have all HO parts, it was only a few models of Grand Am's that had some mixed parts.


the only year z26 that came with a 2.3 engine was of the like only 800 made in 94, and they were NOT ho's. they may have had a HO intake manifold, but they didnt have the rest of the goods.


I don't know where you got your info but ALL the retta that got the 2.3 were Ho's. The had 170hp in 94 but they were Ho's.



Gilles
2.3 Ho

Re: Is this a HO manifold
Sunday, April 22, 2007 5:38 PM
Mfk-223 wrote:
z yaaaa wrote:
Thrice . wrote:okay, for starters all Beretta GTZ, Z26 DOHC Quad 4's have genuine 100% HO parts if i'm not mistaken. someone please correct me if i'm wrong. Second if you still are not sure about it, go url=http://www.quad4forums.com/forums/showthread.php?t=1763]HERE. The LGO and W41 should (again, if i'm not mistaken) have all HO parts, it was only a few models of Grand Am's that had some mixed parts.


the only year z26 that came with a 2.3 engine was of the like only 800 made in 94, and they were NOT ho's. they may have had a HO intake manifold, but they didnt have the rest of the goods.


I don't know where you got your info but ALL the retta that got the 2.3 were Ho's. The had 170hp in 94 but they were Ho's.
he

if its 170hp, its not the 180hp ho now is it? ive got a 94 quad sitting in my garage right now, its got the ho exhuast and intake manifolds, but it DOES NOT have the 086 head, dont know what its got for cams as i havnt tore it down yet.




Re: Is this a HO manifold
Sunday, April 22, 2007 6:30 PM
eclipsed420 wrote:the top left one, i think that that one would be the one right?


Both of the top manifolds are HO. Just two different styles. If it has a plenum that doesn't shrink drastically, then it is a HO manifold.


-

"Youth in Asia"...I don't see anything wrong with that.

Re: Is this a HO manifold
Sunday, April 22, 2007 7:39 PM
Easiest way to find out, can you stick your finger in between the runners? If so you have a LO, or very small fingers. If your cant it is a HO.



http://members.cardomain.com/vertz24 1998 Z24 Convertible
2.3-2.4 HO ADAPTER FLANGES 65$ shipped, Check GP Forum!
Re: Is this a HO manifold
Sunday, April 22, 2007 8:56 PM
z yaaaa wrote:
Mfk-223 wrote:
z yaaaa wrote:
Thrice . wrote:okay, for starters all Beretta GTZ, Z26 DOHC Quad 4's have genuine 100% HO parts if i'm not mistaken. someone please correct me if i'm wrong. Second if you still are not sure about it, go url=http://www.quad4forums.com/forums/showthread.php?t=1763]HERE. The LGO and W41 should (again, if i'm not mistaken) have all HO parts, it was only a few models of Grand Am's that had some mixed parts.


the only year z26 that came with a 2.3 engine was of the like only 800 made in 94, and they were NOT ho's. they may have had a HO intake manifold, but they didnt have the rest of the goods.


I don't know where you got your info but ALL the retta that got the 2.3 were Ho's. The had 170hp in 94 but they were Ho's.
he

if its 170hp, its not the 180hp ho now is it? ive got a 94 quad sitting in my garage right now, its got the ho exhuast and intake manifolds, but it DOES NOT have the 086 head, dont know what its got for cams as i havnt tore it down yet.


HO's 93 and newer didn't have an 086 head....EVER. Head casting numbers changed several times in the quad 4 history actually. I wanna say 91 was the last year of the 086 head casting from the factory. After that, they used a 753 casting. which was more restrictive, robbing 5hp, putting it at 175. I believe they changed it to the 955 head after that, taking it down to 170...but I could be wrong as to what the newer head casting was.

Chris Fontana wrote:Easiest way to find out, can you stick your finger in between the runners? If so you have a LO, or very small fingers. If your cant it is a HO.


thats the easiest way to tell.....because not all cars have the original motors in them, a lot of times if HO's were hard to come by, people would swap in an LO....so just to be safe, stick your fingers in and see if they fit...that is a telltale absolute for sure way to tell



Re: Is this a HO manifold
Monday, April 23, 2007 4:40 AM
well if im not mistaking then the one on the top left would mach up to the ld9 easyer given that it has a B shape to it right

if this is true then i would like to find out what kind of car that came out of

plus wouldnt that flow better
Re: Is this a HO manifold
Monday, April 23, 2007 6:09 AM
eclipsed420 wrote:well if im not mistaking then the one on the top left would mach up to the ld9 easyer given that it has a B shape to it right

if this is true then i would like to find out what kind of car that came out of

plus wouldnt that flow better


That is one that is already modified to use on the ld9. The ports of every quad 4 manifold looks like the other 3.


-

"Youth in Asia"...I don't see anything wrong with that.
Re: Is this a HO manifold
Monday, April 23, 2007 6:14 AM
DroptopPaul wrote:HO's 93 and newer didn't have an 086 head....EVER. Head casting numbers changed several times in the quad 4 history actually. I wanna say 91 was the last year of the 086 head casting from the factory. After that, they used a 753 casting. which was more restrictive, robbing 5hp, putting it at 175. I believe they changed it to the 955 head after that, taking it down to 170...but I could be wrong as to what the newer head casting was.


yep, now were talkin... i looked at the ports on my 94 quad and they are seriously TINY, i even think the ports on a 2.4's exhuast would give it a run for it's money lol.




Re: Is this a HO manifold
Monday, April 23, 2007 7:55 PM
The Ho lived from 90-94. 90-92 had 086 head. 93-94 had 753 head. 95 Lo had 456 head. The exhaust manifold of the 93-94 Ho is smaller than the 90-92 Ho hence why you only have 175 and 170hp. Emission was the main reason for the changes. Check the VIN and what you see A. It's an Ho. Following your logic, a 93 W41 making 185hp is not a W41?



Gilles
2.3 Ho

Re: Is this a HO manifold
Friday, April 27, 2007 12:01 PM
Mr. Dirtbag wrote:which does yours look like?



Hahaha so awesome to see that picture still in use!




Sask GM Performance (formerly SaskJbody) president
Re: Is this a HO manifold
Friday, April 27, 2007 12:05 PM
And it's also good to see you people still argue about this crap. Just check the pic. Top left is an HO modified to fit a 2.4 . Top right is an HO. Bottom 2 ar LO manifolds. The easiest way to tell is the tapering plenum on the LO. Look or feel underneath the manifold and look for that.

The guy telling you to check the VIN has a pretty good idea, but if your manifold cracked or you needed to replace it for whatever reason, and you weren't a car guy, would you notic or even care if you got the more plentiful LO? Just look at the plenum!






Sask GM Performance (formerly SaskJbody) president
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