Acura Integra All Integra Except ITR

High compressed LS

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Old Jun 12, 2011 | 09:11 PM
  #1  
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Icon2 High compressed LS

B16 bottom internals, ctr cams.
good choice? Had LS vtec in mind but
I wanna try non vtec for once.
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Old Jun 13, 2011 | 04:09 AM
  #2  
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Default Re: High compressed LS

Maybe the pistons on LS rods, but you can't use ctr(vtec) cams in a non-vtec head.
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Old Jun 13, 2011 | 04:21 AM
  #3  
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Default Re: High compressed LS

if you wanna try nonvtec try to get your hands on a b20z make sure its from a 99 00 crv best b20 in my opinion. also get a ls intake manifold or a skunk2 with a b16 or type r tranny and the basic bolt ons and a tune if you want.

i had so much fun in my integra with it i had a b20z skunk2 intake manifold with a type r throttle body, hytech rep header, aem cold air intake, a apexi ws2 exhaust with a test pipe b16 lsd tranny with an ls fifth for longer ratio because it was my daily. best set up i ever had in my nonvtec life, i never got it dynoed ran out of funds and had to sell it unfortunately biggest mistake ever. i was able to keep up with a wrx once upon a time
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Old Jun 13, 2011 | 06:10 AM
  #4  
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Default Re: High compressed LS

I am also considering doing this as I would like a semi reliable daily driver, not a swap from hell project, Like I usually end up with. I think I will pick up some NPR CTR pistons and rings, ARP rod bolts, & some Clevite bearings to do a short block rebuild. I will also try to find a B16 tranny so I can do a LS 5th gear swap for hwy cruising.

My only question would be is how will the stock ECU take to the higher compression? Will I get crazy CEL's due to compression change? If thats the case then I guess I have to also factor in a piggyback ECU or Hondata that will allow me to dial in a tune just right.
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Old Jun 13, 2011 | 06:32 AM
  #5  
JoHnnY LonGHoRn's Avatar
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Default Re: High compressed LS

ls non v ur hate urself its fun yeah... realiable yeah......slow? yeah even a stick lsv is slow but have fun and enjoy yourself with wateva u do
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Old Jun 15, 2011 | 05:05 PM
  #6  
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Default Re: High compressed LS

Why wont the cams fit? My tranny is a LS tranny With GSR Fourth and Fifth for
top end. And I like the b20z but thats over played here i wanna stick with
the b18b1 block.
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Old Jun 16, 2011 | 10:35 AM
  #7  
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Default Re: High compressed LS

Originally Posted by dc4ok
Why wont the cams fit?
Assuming you're keeping it completely LS from your first post..

Vtec cams will not fit into a non-vtec head.
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Old Jun 18, 2011 | 11:48 PM
  #8  
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Default Re: High compressed LS

what kind of cams are recommendable?
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Old Jun 19, 2011 | 03:24 PM
  #9  
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Default Re: High compressed LS

Crower 404's for a high compression LS/B20
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Old Jun 19, 2011 | 05:15 PM
  #10  
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Default Re: High compressed LS

Originally Posted by BigDaddyRich
I am also considering doing this as I would like a semi reliable daily driver, not a swap from hell project, Like I usually end up with. I think I will pick up some NPR CTR pistons and rings, ARP rod bolts, & some Clevite bearings to do a short block rebuild. I will also try to find a B16 tranny so I can do a LS 5th gear swap for hwy cruising.

My only question would be is how will the stock ECU take to the higher compression? Will I get crazy CEL's due to compression change? If thats the case then I guess I have to also factor in a piggyback ECU or Hondata that will allow me to dial in a tune just right.
Considering your talking about running ctr pistons on a stock ecu, just don't run them at all, please. Your compression will be rather high. I would stick with an Itr piston or p30 pistons, or even pr3's, just not ctr's. Run the car on what ever tuning system your local tuner is comfortable with.

Arp rod bolts

Clevite bearings are trash. The only non-oem bearings I would recommend are Acl or king, but even king bearings are questionable. Honestly why not just use oem? Your better off than just getting an aftermarket bearing and hoping the clearences are in spec when you check them.

If you try to run ctr pistons on a stock ecu you will run so lean you will melt the spark plugs. The stock ecu's can compensate for small changes like an intake pipe or exhaust, but they are pretty limited.

If you want reliable, jdm itr motor, but thats just me. If you want to build a motor, I would use p30's or itr pistons, arp rod bolts, and oem bearings. Try to stay as oem as possible on the bottom end, honda knew what they were doing when they put these motors together.

Most people think they need high compression ratios to make power, but the real power with honda motors is in the head, mild compression with a head to support it and you'll be doing something with your daily. A guy local to me just put down 200whp on a stock bottom end gsr motor, so you really dont need crazy high compression to make power.

Trust me, I've done my fair share of builds from hell and they usually dont last all that long

Originally Posted by BigDaddyRich
I would like a semi reliable daily driver, not a swap from hell project, like I usually end up with.
That is sig worthy
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Old Jun 20, 2011 | 05:33 AM
  #11  
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Default Re: High compressed LS

Originally Posted by 1998GsRIntegra
Considering your talking about running ctr pistons on a stock ecu, just don't run them at all, please. Your compression will be rather high. I would stick with an Itr piston or p30 pistons, or even pr3's, just not ctr's. Run the car on what ever tuning system your local tuner is comfortable with.

Arp rod bolts

Clevite bearings are trash. The only non-oem bearings I would recommend are Acl or king, but even king bearings are questionable. Honestly why not just use oem? Your better off than just getting an aftermarket bearing and hoping the clearences are in spec when you check them.

If you try to run ctr pistons on a stock ecu you will run so lean you will melt the spark plugs. The stock ecu's can compensate for small changes like an intake pipe or exhaust, but they are pretty limited.

If you want reliable, jdm itr motor, but thats just me. If you want to build a motor, I would use p30's or itr pistons, arp rod bolts, and oem bearings. Try to stay as oem as possible on the bottom end, honda knew what they were doing when they put these motors together.

Most people think they need high compression ratios to make power, but the real power with honda motors is in the head, mild compression with a head to support it and you'll be doing something with your daily. A guy local to me just put down 200whp on a stock bottom end gsr motor, so you really dont need crazy high compression to make power.

Trust me, I've done my fair share of builds from hell and they usually dont last all that long



That is sig worthy
Thanks for the feedback. I was contemplating a JDM typeR motor, but I am concerned with passing OBD2 Emission scans here in NY in my 1996 LS. I was told that the JDM ECU will not pass emission tests here. I am not looking to beg for an inspection sticker when the time comes around like a handful of my friends do

That leaves me with two options, build something out of the stock LS motor and harness and use some sort of piggyback (MAPECU, Emanage AEM FIC, etc) or Go with what I originally wanted which is the JDM ITR swap, and still have to modify my existing LS harness to the ITR motor and still have to find an ECU that will pass emissions. (I know its the more expensive route as well)
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Old Jun 20, 2011 | 07:08 AM
  #12  
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Default Re: High compressed LS

Originally Posted by BigDaddyRich
Thanks for the feedback. I was contemplating a JDM typeR motor, but I am concerned with passing OBD2 Emission scans here in NY in my 1996 LS. I was told that the JDM ECU will not pass emission tests here. I am not looking to beg for an inspection sticker when the time comes around like a handful of my friends do

That leaves me with two options, build something out of the stock LS motor and harness and use some sort of piggyback (MAPECU, Emanage AEM FIC, etc) or Go with what I originally wanted which is the JDM ITR swap, and still have to modify my existing LS harness to the ITR motor and still have to find an ECU that will pass emissions. (I know its the more expensive route as well)
You should be able to run a U.S. spec Itr ecu and pass with no problems, providing you don't modify the engine greatly...

and you are correct about the Jdm ecu not passing. Jdm ecu's dont have OBD systems.
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