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H22 to H23 swap

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Old Aug 4, 2010 | 12:41 PM
  #1  
Layla777's Avatar
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From: Richmond, VA
Default H22 to H23 swap

Okay, so after numerous problems with my 2001 prelude, I've hit rock bottom. Got a big *** hole in my block haha. Anyways, I'm about to buy a new motor. Right now it has an H22, but the place I want to buy it from is out and only has an H23. I don't know much about the differences, and he's making it the same price for swap and actual motor. I have a few questions...

1. For the same price, is the H23 going to satisfy me more? or should I wait?
2. Will I need a new ECU? Different harness? Different wires?
3. Is $1300 a good price for an H23 with 40,000 miles?
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Old Aug 4, 2010 | 01:08 PM
  #2  
pentaq's Avatar
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Default Re: H22 to H23 swap

You'll have some work to do with wires, exhaust and so on and at the very end you'll be dissapointed.

200hp vs 160hp...
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Old Aug 4, 2010 | 01:09 PM
  #3  
92civlude's Avatar
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From: Albuquerque
Default Re: H22 to H23 swap

an H23 would be a downgrade. H22 has more hp and more rpm. It would easier to replace with an H22. You would need a new ECU
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Old Aug 4, 2010 | 03:57 PM
  #4  
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From: Jacksonville Beach, Florida, United States
Default Re: H22 to H23 swap

You guys are thinking of the H23a1, judging by the price of $1.3k I'm pretty sure the OP is talking about the H23a VTEC from the Accord SiR. OP, check this thread out, it should answer a lot of questions you have.
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Old Aug 4, 2010 | 04:57 PM
  #5  
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From: St. Paul, MN
Default Re: H22 to H23 swap

Yeah, I was gonna say that is the OP talking about the JDM H23A VTEC or not?

I say, it'll drop in with no problem. Just re-use your H22A4 IM, Injectors, and distributor.
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Old Aug 4, 2010 | 09:11 PM
  #6  
92civlude's Avatar
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Default Re: H22 to H23 swap

Originally Posted by minilogoguy18
check this thread out, it should answer a lot of questions you have.
Kudos on the link. PirateMcfred is always chock full of good information. The only thing that sucks about the H23 DOHC is the lower redline. What, 6800 rpm?
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