Holset users unite!
go with an hx30 if you are running an sohc.
btw - the hy35 and hx35 use "basically" the same comp wheel, its the turbine wheels and housings that differ. The hx turbine side is larger (higher boost threshold) and the has a smaller turbine side. The comp housing may also differ, but I don't know that for sure. GL.
btw - the hy35 and hx35 use "basically" the same comp wheel, its the turbine wheels and housings that differ. The hx turbine side is larger (higher boost threshold) and the has a smaller turbine side. The comp housing may also differ, but I don't know that for sure. GL.
You might get away with running the hy35 on both (some people have run fairly large turbos on their sohc's), but I'm not to sure if the hx35 would spool ok on the sohc. I think the hy might even be pushing it. Any one else have any thoughts 'bout the hy on an sohc?
im not really worried about lag or anything like that, i just want to be boosted for the time being while i build my motor, so when i finish the build all i need is a new manifold and be good to go
I might be considering a HX35 for my lsvtec set-up with Eaglerods/CP Pistons, revving to 8500-9k. I want to run around 10psi low/daily and 15-18 on high/track/race. The only thing is i want to run a/c also. I hear the HX35 is pretty big, i would be getting a slimline fan and notching the block is no prob, but what about the a/c ****? I have a stock civic si halfrad.. My power goal is high 300's low 400's.
Anyone with a HX35 + a/c?
Anyone with a HX35 + a/c?
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by J. Davis »</TD></TR><TR><TD CLASS="quote">You have an EM1? Don't even bitch about room, then, you have acres.</TD></TR></TABLE>
LOL. yeah but do i have anough room to buy stuff seporate and not get everything build around the turbo?
LOL. yeah but do i have anough room to buy stuff seporate and not get everything build around the turbo?
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Si Shane »</TD></TR><TR><TD CLASS="quote">You most likely will not fit that metal ac fan and an hx35 in your bay. I'll go take a picture to show you the size of it.</TD></TR></TABLE>
That would be great. Maybe i could ditch that fan for a slimline pusher fan?
That would be great. Maybe i could ditch that fan for a slimline pusher fan?
what kind of manifold are you running?...it can def fit...its more just making it work at its best performance...i have some pics to w/ a ramhorn setup...altho i run an a/w intercooler setup...buts it the same location...
side note...anyone get any dyno results w/ these bad boys...i have a few local dyno queens here who are looking for some proof....if i had the coin id be dynoing mine after it gets a few winter modificatons...hopefully ill can do it this spring...show the nutswing $700+ turbo club that a nice properly made setup can make good #'s for low coin...not **** cheap...but save a lil...
also another side note...has anyone used a split scroll manifold yet...i have to do a eng project...and it might be comparisions of manifold designs...and it id love to get skewl to fund some testing time...hehehe
but just seeing if anyone out there has set it up this way?
side note...anyone get any dyno results w/ these bad boys...i have a few local dyno queens here who are looking for some proof....if i had the coin id be dynoing mine after it gets a few winter modificatons...hopefully ill can do it this spring...show the nutswing $700+ turbo club that a nice properly made setup can make good #'s for low coin...not **** cheap...but save a lil...
also another side note...has anyone used a split scroll manifold yet...i have to do a eng project...and it might be comparisions of manifold designs...and it id love to get skewl to fund some testing time...hehehe
but just seeing if anyone out there has set it up this way?
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by drumking15 »</TD></TR><TR><TD CLASS="quote">what kind of manifold are you running?...it can def fit...its more just making it work at its best performance...i have some pics to w/ a ramhorn setup...altho i run an a/w intercooler setup...buts it the same location...
</TD></TR></TABLE>
No manifold yet.
</TD></TR></TABLE>No manifold yet.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Sick00SiCoupe »</TD></TR><TR><TD CLASS="quote">
LOL. yeah but do i have anough room to buy stuff seporate and not get everything build around the turbo?</TD></TR></TABLE>
Steven's CRX:



Charge pipe is passed through the driver's frame rail - no room to put it anywhere else on ED chassis.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by drumking15 »</TD></TR><TR><TD CLASS="quote">also another side note...has anyone used a split scroll manifold yet...</TD></TR></TABLE>
I have the collector fabbed for mine, been remiss due to moving into another house.
LOL. yeah but do i have anough room to buy stuff seporate and not get everything build around the turbo?</TD></TR></TABLE>
Steven's CRX:



Charge pipe is passed through the driver's frame rail - no room to put it anywhere else on ED chassis.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by drumking15 »</TD></TR><TR><TD CLASS="quote">also another side note...has anyone used a split scroll manifold yet...</TD></TR></TABLE>
I have the collector fabbed for mine, been remiss due to moving into another house.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Mr. Vapor »</TD></TR><TR><TD CLASS="quote">
but what holset is good for around 500whp? (sorry if it was already addressed)</TD></TR></TABLE>
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by blundar »</TD></TR><TR><TD CLASS="quote">I feel obligated to remind you that 558whp with an HX35 @30psi is the current record ... FOR A 4G63T !!! I'd hope that you'd be able to do as well or better with a LS/V considering the heads flow oodles more.
CRANK THE ******* BOOST.
</TD></TR></TABLE>
but what holset is good for around 500whp? (sorry if it was already addressed)</TD></TR></TABLE>
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by blundar »</TD></TR><TR><TD CLASS="quote">I feel obligated to remind you that 558whp with an HX35 @30psi is the current record ... FOR A 4G63T !!! I'd hope that you'd be able to do as well or better with a LS/V considering the heads flow oodles more.
CRANK THE ******* BOOST.
</TD></TR></TABLE>
Oh, I'm willing. I'm just too damn disorganized/lazy to get around to finishing my car. I've got Andy's CRX languishing in my basement over what is 30-45 minutes worth of wiring work, Trav-***' car tomorrow, and no spare time in the next couple weeks between work/school/family/doctor. I'm too old and tired for the late night no sleep assembly sessions.
I'm going to pop the 73K large port B18A for ***** and giggles, and already have Eagle/Probe/Crower cams/valvetrain/epoxy for the built engine laying around just needs machining and assembly. Pffft I have a built D16 for my other car that is assembled but needs installed, that might end up getting the HX30 I have laying around.
I figure bootlegged 100LL with 15% ramping up to 75% water/diluent injection should let me see 550whp on an LS. Might be able to get that off pump + water, but I think I can get the 100LL cheaper than pump gas - no road tax if you go through someone who owns a plane. No excuse not to run it, as the car is not expected to be a daily driver... not even expected to be reliable.
I'm going to pop the 73K large port B18A for ***** and giggles, and already have Eagle/Probe/Crower cams/valvetrain/epoxy for the built engine laying around just needs machining and assembly. Pffft I have a built D16 for my other car that is assembled but needs installed, that might end up getting the HX30 I have laying around.
I figure bootlegged 100LL with 15% ramping up to 75% water/diluent injection should let me see 550whp on an LS. Might be able to get that off pump + water, but I think I can get the 100LL cheaper than pump gas - no road tax if you go through someone who owns a plane. No excuse not to run it, as the car is not expected to be a daily driver... not even expected to be reliable.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by rorik »</TD></TR><TR><TD CLASS="quote">I don't even have it yet, otherwise I would throw up a couple pics.. I don't know what model it is either..I suspected it might be the he351cw, but it doesn't have the wastegate control soleniod, so I don't know. I think the normal (cali, non H.O.)turbo for that year is the hy35, but I don't think the hy35 can't put down over 400 whp on a that diesel. I think the new dodge cummins diesels have the he451cw, but I'm not sure, they're hp rating isn't much higher than the 03 H.O., is it?</TD></TR></TABLE>
Ok, here's a pic. Right now I'm feeling that annoying slow sinking feeling of regret, as the damn thing looks like an hy35 to me. However, I just don't know enough to know. The guys who sell these say "remember, this is the H.O one, not the ***** one"..but just because the truck is a H.O. truck, does that mean it has a different turbo? 420whp supposedly on the diesel with this, what do you guys think?
Ok, here's a pic. Right now I'm feeling that annoying slow sinking feeling of regret, as the damn thing looks like an hy35 to me. However, I just don't know enough to know. The guys who sell these say "remember, this is the H.O one, not the ***** one"..but just because the truck is a H.O. truck, does that mean it has a different turbo? 420whp supposedly on the diesel with this, what do you guys think?
Who is Mr Robot?
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<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by JCushing »</TD></TR><TR><TD CLASS="quote">you just need to find someone willing to put 20+ psi through one of those puppies. either the hx35 or 40 compressors that is</TD></TR></TABLE>
send me one and ill put it on a fully built 2liter ls/vtec
send me one and ill put it on a fully built 2liter ls/vtec
Nice to see you've got wrong information posted twice.
HP ratings of the motors
http://www.superhonda.com/tech....html
HP ratings of the motors
http://www.superhonda.com/tech....html
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by _Morphius_ »</TD></TR><TR><TD CLASS="quote">That is a HY35 or HE351. And it's off a 2003 MY which was HO for 2003, but not 2004. It's not the one that has the equivlent of the 40 series turbine.
</TD></TR></TABLE>
What is a 2003 "MY"? Isn't there a difference between the hy35 and the he351, other than the electronic wastegate soleniod control? Is there a difference between the 03 and 04 turbos for the H.O. engine? Another guy was selling one that looked just like this supposedly off an 04 H.O., so I thought they were the same. So what is the one with the hx40 sized compressor, the he451?
This thing's probably about to go right back on ebay..
</TD></TR></TABLE>
What is a 2003 "MY"? Isn't there a difference between the hy35 and the he351, other than the electronic wastegate soleniod control? Is there a difference between the 03 and 04 turbos for the H.O. engine? Another guy was selling one that looked just like this supposedly off an 04 H.O., so I thought they were the same. So what is the one with the hx40 sized compressor, the he451?
This thing's probably about to go right back on ebay..
Prefer if you started a seperate thread to run this discussion. I merely asked for numbers to back up a statement made that Honda cylinder heads outflow DSM heads. No sense to clutter up the thread, but if you insist.
Sounds like old fatass' ITR head, rhd.
Really, numbers please? How simple can it be.
Right, your first apples to oranges comparison. First, lots of speculation, but how about some numbers or documentation? Second, What compression are we talking?
Fluid dynamics? Interesting statement you make that goes against nature.
No, it doesn't.
List his mods. Apples to oranges comparison. You compare a car running a HX35 at 12 psi to one running something twice as small at 12 psi. Not to mention compression ratios, etc. Think about it.
Name calling gets you no where. How old are you?
Not from you. I'm not the first, and neither were you. Although it's apparent from your self proclaimed status, you think you did.
Originally Posted by J. Davis
Sounds like old fatass' ITR head, rhd.
Originally Posted by J. Davis
Yup, those look like flow figures for pretty well worked Honduh B-series heads. Which make more power NA than your stock Mitsufeces heads make under boost. *gasp*
Originally Posted by J. Davis
However, this does not change the fact that flowbench numbers have zero to do with flow quality.
Originally Posted by J. Davis
Keep in mind H22 heads flow about like your 4G63 does, stock out of the box, but still manage to make **** poor power hp/psi compared against their smaller displacement B-series. This illustrates my point perfectly.
Originally Posted by J. Davis
You play actual airflow cfm off against as close to peak port velocity as you can get across a useable rpm band for best power... notice I'm still not addressing the complex subject of flow quality... plus the mad ninja headache of proper cam design, combustion chamber design, overcoming the inexorable logistics of the tuenarboi process, etc etc ad nauseam. The 4G63 falls short, trades reliability for power production and acual flow through the head. I mean, Speed Phreak made 340 whp at 12 psi on P1's Mustang dyno off of an HX 35 and unported '91 small port LS head - not even an OMG WTF MAD JDM VTEC head, inarguably the least of the B-series heads. What do DSMs do at 12 psi? 200 whp? Pfft.
Originally Posted by J. Davis
Not that hp per psi means ****, except to ****** Honduh riceboys, but you want to argue it. It's all about brute force induction of air mass, and dealing with it. Which bone stock 4G63 does admirably, but you want to play Honduhboy OMG HP PER LITER PER PSI idiocity, which I want to smack enough of these HT kiddies over already. You sound just like my best friend, another DSMtard like you. You two would probably fall in love and decide you were gay, if you met.
Originally Posted by J. Davis
So, where did the lot of you get the idea to run diesel turbos on four cylinder jap crap, anyway? Craziest thing Joey's ever heard... 

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by rorik »</TD></TR><TR><TD CLASS="quote">
What is a 2003 "MY"? Isn't there a difference between the hy35 and the he351, other than the electronic wastegate soleniod control? Is there a difference between the 03 and 04 turbos for the H.O. engine? Another guy was selling one that looked just like this supposedly off an 04 H.O., so I thought they were the same. So what is the one with the hx40 sized compressor, the he451?
This thing's probably about to go right back on ebay..</TD></TR></TABLE>
MY= model year. Auto industry lingo. 2003-present is technically the he351. There are some at Holset that still call it a Hy35, just depends you who you catch. 2004 MY got the electronic solenoid. 2005 MY is the HX35/40 hybrid. I don't think they designated the 2005 MY as the HE451, although it could be.
What is a 2003 "MY"? Isn't there a difference between the hy35 and the he351, other than the electronic wastegate soleniod control? Is there a difference between the 03 and 04 turbos for the H.O. engine? Another guy was selling one that looked just like this supposedly off an 04 H.O., so I thought they were the same. So what is the one with the hx40 sized compressor, the he451?
This thing's probably about to go right back on ebay..</TD></TR></TABLE>
MY= model year. Auto industry lingo. 2003-present is technically the he351. There are some at Holset that still call it a Hy35, just depends you who you catch. 2004 MY got the electronic solenoid. 2005 MY is the HX35/40 hybrid. I don't think they designated the 2005 MY as the HE451, although it could be.


