GSR into CRX exhaust, brakes, obd and other Qs

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Old Mar 13, 2004 | 01:05 PM
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Default GSR into CRX exhaust, brakes, obd and other Qs

I have a '89 CRX HF and I picked up a wrecked '95 GSR.
I'm going to use the engine in my CRX with a cable trans and a HASport mount kit.
I read on here that I can use the '95 GSR axles on my cable trans if I use the GSR intermediate shaft and I need to change a seal. Does anyone have any info about what seal I need to change? I searched but I didn't find anything useful.

I also found a post about headers not fitting without trimming the subframe. Does anyone know what exhaust fits without trimming?

I bought a spare HF harness that I plan to convert to OBD1 and I am going to make a ECU conversion harness so that I can return the car back to stock easily. From what I've read I need the dist and injector plugs from an OBD1. I'll need to add knock, O2, Vtec and IAB wires. Will the alt, starter and everything else re-use the OBD0 stuff?

I picked up a DA 4wheel disc setup and a CRX Si rear swaybar. My HF doesn't have holes in the lower control arms to accept the swaybar. Can I use the LCAs from the DA? Are they the same but with holes?

If anyone is looking for a '95 GSR dash, cluster, steering colum, ebrake, 5 speed hydro transmission, swaybars, radio/cd/cassette or power steering shoot me an Email

I'm also looking for a Apexi World Sport Exhaust from a 88-91 Civic/CRX and a GSR manifold for a Jackson kit.

Thanks
Jamie

Last edited by JohnnieChimpo; Jan 27, 2017 at 05:13 PM.
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Old Mar 13, 2004 | 02:20 PM
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Default Re: GSR into CRX exhaust, brakes, obd and other Qs (JohnnieChimpo)

I don't have the center console anymore. I threw it away because it was cracked pretty bad from the accident.
This car T-boned a telephone pole and pushed the pass seat into the console.

AGAIN, if you want to contact me either post it here or EMAIL me.

I have an old computer and it's a MAC. For whatever reason, I can see that you PMed me but I can't reply.
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Old Mar 14, 2004 | 03:56 AM
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Default Re: GSR into CRX exhaust, brakes, obd and other Qs (JohnnieChimpo)

ok, well it looks like some asked the one of the same questions as me since I posted this and he was answered.

On the topic of 94+ GSR axles being fitted to a cable trans:
Yes it can be done. Use the 94+ mid shaft too and ask for the 94+ mid shaft seal at the parts counter.


Maybe no one answered because I asked too many questions at once?

Its a 89 CRX HF being converted to OBD1 running a 95 GSR engine and a 93 GSR cable trans. I know you guys have done it. I'm just looking for someone to help guide me.
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Old Mar 14, 2004 | 05:27 AM
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Default Re: GSR into CRX exhaust, brakes, obd and other Qs (JohnnieChimpo)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by JohnnieChimpo &raquo;</TD></TR><TR><TD CLASS="quote">I have a '89 CRX HF and I picked up a wrecked '95 GSR.
I'm going to use the engine in my CRX with a cable trans and a HASport mount kit.
I read on here that I can use the '95 GSR axles on my cable trans if I use the GSR intermediate shaft and I need to change a seal. Does anyone have any info about what seal I need to change? I searched but I didn't find anything useful.</TD></TR></TABLE>

Glad you found the answer. Reason is because the seal (and shaft itself) is a different diameter on the B-cable trannys where the IM shaft goes into the drivers' side of the tranny. I had to do the same thing with an early B-series IM shaft going into a later 94-up tranny. Same problem as yours, only in reverse. Had to get the 90-93 seal.

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote &raquo;</TD></TR><TR><TD CLASS="quote">I also found a post about headers not fitting without trimming the subframe. Does anyone know what exhaust fits without trimming?</TD></TR></TABLE>

I guess it's just a matter of getting the engine installed and seeing how closer the stock GSR header comes to the crx front crossmember. Then get out a die grinder if need be. Or I'm sure if you search on here long enough, you'll find the answer. The brand of mounts you're using might play a factor here too, not sure.

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote &raquo;</TD></TR><TR><TD CLASS="quote">I bought a spare HF harness that I plan to convert to OBD1 and I am going to make a ECU conversion harness so that I can return the car back to stock easily. From what I've read I need the dist and injector plugs from an OBD1. I'll need to add knock, O2, Vtec and IAB wires. Will the alt, starter and everything else re-use the OBD0 stuff?</TD></TR></TABLE>

Yes, you'll just need to add the OBD-1 plugs to the HF harness where needed: 4-wire O2, both dist plugs, maybe splice in a new pigtail or two on the intake/TB. Also, you'll need to add the B18C1 specific stuff: IAB, KS, and VTEC wires. Since you'll be using a modified HF harness, if the OBD-0 plug doesn't fit it's new OBD-1 counterpart, just splice in the correct connector from the GSR harness.

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote &raquo;</TD></TR><TR><TD CLASS="quote">I picked up a DA 4wheel disc setup and a CRX Si rear swaybar. My HF doesn't have holes in the lower control arms to accept the swaybar. Can I use the LCAs from the DA? Are they the same but with holes?</TD></TR></TABLE>

The LCA's from the DA will bolt right into the EF, not sure about the sway bar holes. My question is, why not use the DC2 rear brakes from the wrecked GSR? Are they damaged beyond help?

Also, hit me up about some of the leftover GSR parts you have, I'm interested.
nuc79@juno.com or IM me.
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Old Mar 14, 2004 | 05:45 AM
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Default Re: GSR into CRX exhaust, brakes, obd and other Qs (JohnnieChimpo)

it would be easyer if u use a gsr harness insted of the hf
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Old Mar 14, 2004 | 07:01 AM
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why dont you just use the gsr tranny with a hasport mount kit and call it a day
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Old Mar 16, 2004 | 09:44 AM
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Default Re: (b16crx1)

If I told you guys how long I spend searching you'd think I was nuts. Sometimes its easier and smarter (old info) to ask the current people some of the questions.

I didn't use the GSR rear brakes because from what I've read here and on a few other sites they're not going to fit. The info I read said use the early Integra DA brakes or CRX brakes. The GSR stuff will fit 92+ civics, so I sold them to a buddy with one.

The GSR harness is way different than the CRX. It will not plug into the CRX body harness. Have you ever tried to do what you're recommending or is it just your guess? I sold my last GSR swap to a guy and he had it installed. The place that did it reused his original harness and kept his GSR harness as payment.

I'd like to sell the 94+ GSR trans and recoup some of my money. I got a good deal on a GSR YS1 cable trans before I found the wrecked GSR. The Hasport adaptor is $$$ plus the price of the trans..... the end result it $1000 for a transmission. A good cable trans is $500. It doesn't make sense to me. Maybe if you can't find a cable trans locally but in my case I have both.

Does anyone have any knock, O2, IAB, Vetc plugs for sale?
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Old Mar 16, 2004 | 10:28 AM
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Default Re: (JohnnieChimpo)

another plug often times over looked on this swap is the ECT switch. This is a two wire plug on the thermostat housing. On the crx, it is 2 little square connectors. chop of the connectors and solder them on to the new plug (either order i believe), and plug it into the ect switch on the t-stat housing. this is the switch that will turn your cooling fan on. i had this and the ect SENSOR reversed for about 5 mins till i figured it out lol


DO NOT use the gsr harness lol. always use the harness for the car you are doing the swap on...unless you have a dx dpfi, and use a si/hf mpfi harness for a mpfi swap. but it's still the same type of car and will plug into the body harness. you may have to BFH the front x-member a little....i had to fit my 4-1 dc header on my b16.....but i didn't have to with my 4-2-1 on my b18c. i'll bet that you dont have to bash it...cuz the stock gsr manifold is 4-2-1. hth
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Old Mar 16, 2004 | 10:43 AM
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Default Re: (JohnnieChimpo)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by JohnnieChimpo &raquo;</TD></TR><TR><TD CLASS="quote">Does anyone have any knock, O2, IAB, Vetc plugs for sale?
</TD></TR></TABLE>

Go to any local pick-a-part with a gerber or leatherman tool, and start looking for obd-1 hondas...

Oh, and my bad on asking about using DC2 rears discs on an EF... I forgot they won't fit.
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Old Mar 16, 2004 | 03:46 PM
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Default Re: (nuc79 + fishcat37)

Wow good help so far.

So far the plugs I'm looking for are 92-95 alt plug, knock plug, temp plug w/lots of wire, 8 way inj plug, O2 4 wire plug.

Unfortunatly the yards around here don't have a whole lot of plugs left on them.

I'm wondering if plugs from another Honda/Acura will work.

Thanks again,
Jamie
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Old Mar 16, 2004 | 03:53 PM
  #11  
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Default Re: (JohnnieChimpo)

a plug from any 92-95 honda will work.

Header should fit as long as its 4-2-1, cross member may have to be removed if its a 1pc.

I put a 4-1 header in mine and i had to cut the cross member than weld it back up, just alot of work.

Sounds like you got everything else straightened out, and Q's IM me

-Eric

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Old Mar 18, 2004 | 03:07 AM
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Default Re: GSR into CRX exhaust, brakes, obd and other Qs (panrahk)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by panrahk &raquo;</TD></TR><TR><TD CLASS="quote">it would be easyer if u use a gsr harness insted of the hf</TD></TR></TABLE>

NO IT WILL NOT BE. PLEASE GO BACK AND KICK THAT GUY IN THE ***** WHO TOLD YOU THAT. USE THE HF ENGINE HARNESS THAT CAME WITH THE CAR!

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote &raquo;</TD></TR><TR><TD CLASS="quote">Wow good help so far.
So far the plugs I'm looking for are 92-95 alt plug, knock plug, temp plug w/lots of wire, 8 way inj plug, O2 4 wire plug.</TD></TR></TABLE>

You do not need to change the alt plug. Also, the OBD1 injectors are optional. You are missing the main plugs if you plan on converting to OBD1 yourself. You need the OBD1 male ecu plugs and the female OBD0 ecu plugs(if you plan on making a jumper. If not, just solder on the OBD1 ecu plugs.)

You can save yourself hours of grief and buy the best OBD0-1 harness out there. My harness comes with detailed instructions for the entire installation. Too many people on here will vouch for it. If you decide to do the harness yourself -

Harness Stunna


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Old Mar 18, 2004 | 09:34 AM
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Default Re: GSR into CRX exhaust, brakes, obd and other Qs (Blown90hatcH)

Thanks for the offer and the info. I think from the info I've found on here I'll be able to make one
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Old Mar 18, 2004 | 10:11 AM
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OBD-1 injectors are NOT optional

OBD-0 injectors are low impedence(resistor box)
OBD-1 injectors are high impedence

and one is a saturation type injector and the other is a peak and hold........YOU HAVE TO GET THEM...OR YOUR CAR WILL NOT RUN
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Old Mar 18, 2004 | 12:09 PM
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Default Re: (daidilus)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by daidilus &raquo;</TD></TR><TR><TD CLASS="quote">OBD-1 injectors are NOT optional

OBD-0 injectors are low impedence(resistor box)
OBD-1 injectors are high impedence

and one is a saturation type injector and the other is a peak and hold........YOU HAVE TO GET THEM...OR YOUR CAR WILL NOT RUN</TD></TR></TABLE>

haha, yeah, you're telling the guy that has the best reputation on H-T for building OBD conversion harnesses that he's wrong... haha. funny.

Anyway, since I have alot of knowledge about the injectors (not to mention the fact i have a BSEE, and am working on a master's) let me lay it out for you:

he can use the obd-0 injectors as long as the HF resistor box and harness stays intact. The honda ecu cannot provide the current needed to operate the OBD-0 low impedence injectors without a resistor box. That's why when Honda switched to saturated injectors, they did away with the resistor box. FYI: saturated injectors are about 12 ohms, peak and hold are about 2 ohm (this is where you go revisit ohms law). The resistor box adds four resistors in series with the existing resistance in the (4) 2 ohm injectors to bring the total resistance of the loop up. I'm not sure exactly how much, because the helm manual doesn't say, and I haven't bothered to put my multimeter on the resistor box harness yet. But I reckon they're about 10 ohm resistors... bringing the total to... viola... 12 ohms.

I think maybe you just forgot he has an HF, and it already has a resistor box. If he had a DX, I'd say go with the obd-1 injectors, to avoid the complication of wiring in the resistor box. But that's not the case. Go with what's easier, which would be either option in this case, since he already has the parts to go either route...

P.S., sorry for the punctuation, i'm an engineer, not an english major. plus i'm lazy.


Below is an excerpt from RC Injectors' web page, to clear up any confusion of Peak-and-Hold vs Saturated.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by RC Injectors &raquo;</TD></TR><TR><TD CLASS="quote">IMPORTANT INFORMATION - PLEASE READ

All Acura/Honda's before 1992 use Peak & Hold style injectors. These are low resistance injectors that are measured at 2.5/3 ohms(measured at 43 P.S.I.G).

Acura/Honda's from 1992 and newer(with the exception of 92-96 Preludes) use Saturated injectors. These are high resistance injectors that are measured approx. at 12-16 ohms (measured at 43 P.S.I.G).
</TD></TR></TABLE>




Modified by nuc79 at 4:42 PM 3/18/2004
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Old Mar 18, 2004 | 12:47 PM
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Oh, you just beat me to the whole injector thing, good job!
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Old Mar 18, 2004 | 12:53 PM
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Default Re: (daidilus)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by daidilus &raquo;</TD></TR><TR><TD CLASS="quote">OBD-1 injectors are NOT optional

OBD-0 injectors are low impedence(resistor box)
OBD-1 injectors are high impedence

and one is a saturation type injector and the other is a peak and hold........YOU HAVE TO GET THEM...OR YOUR CAR WILL NOT RUN</TD></TR></TABLE>

Please, it is information like this that makes people buy the wrong things or sell the wrong things. Take this to your friends in Kansas.....I can run the OBD0 injectors in my OBD1 setup as long as I keep the resistor box.
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