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will this work, f22a crank, h22a rods

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Old Mar 26, 2004 | 06:56 PM
  #1  
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Default will this work, f22a crank, h22a rods

i am looking at using an h22a closed deck block, f22a crank (balanced, shotpeened, micropolished and cryotreated), type-s pistons, and i REALLY want to keep the h22a rods for the slight extra length....
is it likely to end up pistons popping out of the block???
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Old Mar 26, 2004 | 07:16 PM
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Default Re: will this work, f22a crank, h22a rods (v4lu3s)

https://honda-tech.com/zerothread?id=776837

Alothough it doesn't pertain exactly to what you wanna do, there are lots of guys on this post right now that know their **** about f and h series specs...plus its a cool build
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Old Mar 27, 2004 | 05:08 AM
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Default Re: will this work, f22a crank, h22a rods (ph8ed4life)

if you dont have custom pistons w/the pin moved, the piston will stick out of the block....this will up the compression. depending on the ori. clearences there is a good chance the pistons will hit the head.
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Old Mar 27, 2004 | 09:35 AM
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Default Re: will this work, f22a crank, h22a rods (fastludeh22)

eh... it might work...


but you'll have to do some spec searching and some number crunching to be sure though...
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Old Mar 27, 2004 | 09:58 AM
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Default Re: will this work, f22a crank, h22a rods (v4lu3s)

The F22 crank is the same as the H23 crank. You are basically making an H23 bottomend out of the parts you have. The H22 and H23 92-96 blocks are EXACTLY the same and the F22 and H23 cranks are EXACTLY the same too. This I am positive on.

If you do this, you will have an H23 bottomend with H22 Type S pistons. If this is the case, your compression is going to be VERY high. Around 12.8:1. http://www.absoluteprelude.com/h23h22pistons.html

I thought that you need to mate the crank and rods; i.e. H23 crank with H23 rods and H22 crank with H22 rods. I am not positive on this though. You will want to look into this.
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Old Mar 27, 2004 | 10:26 AM
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Default Re: will this work, f22a crank, h22a rods (v4lu3s)

https://honda-tech.com/zerothread?id=586680

https://honda-tech.com/zerothread?id=586692

Maybe this will help....
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Old Mar 27, 2004 | 11:19 AM
  #7  
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Default Re: will this work, f22a crank, h22a rods (AndyD)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by AndyD &raquo;</TD></TR><TR><TD CLASS="quote">The F22 crank is the same as the H23 crank. You are basically making an H23 bottomend out of the parts you have. The H22 and H23 92-96 blocks are EXACTLY the same and the F22 and H23 cranks are EXACTLY the same too. This I am positive on.

If you do this, you will have an H23 bottomend with H22 Type S pistons. If this is the case, your compression is going to be VERY high. Around 12.8:1. http://www.absoluteprelude.com/h23h22pistons.html

I thought that you need to mate the crank and rods; i.e. H23 crank with H23 rods and H22 crank with H22 rods. I am not positive on this though. You will want to look into this.</TD></TR></TABLE>
That's all you need to know...
H22 Rods are too long, your pistons will stick out of the block...
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Old Mar 27, 2004 | 03:45 PM
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Default Re: will this work, f22a crank, h22a rods (AndyD)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by AndyD &raquo;</TD></TR><TR><TD CLASS="quote">The F22 crank is the same as the H23 crank. You are basically making an H23 bottomend out of the parts you have. The H22 and H23 92-96 blocks are EXACTLY the same and the F22 and H23 cranks are EXACTLY the same too. This I am positive on.

If you do this, you will have an H23 bottomend with H22 Type S pistons. If this is the case, your compression is going to be VERY high. Around 12.8:1. http://www.absoluteprelude.com/h23h22pistons.html

I thought that you need to mate the crank and rods; i.e. H23 crank with H23 rods and H22 crank with H22 rods. I am not positive on this though. You will want to look into this.</TD></TR></TABLE>

That info isn't very accurate....type-s in an H23 motor would be more like 12.3:1

Anyways I would assume this guy was planning to use an H22a head for this motor...so those numbers don't even apply
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Old Mar 27, 2004 | 04:59 PM
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Default Re: will this work, f22a crank, h22a rods (satan_srv)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by satan_srv &raquo;</TD></TR><TR><TD CLASS="quote">

That info isn't very accurate....type-s in an H23 motor would be more like 12.3:1

Anyways I would assume this guy was planning to use an H22a head for this motor...so those numbers don't even apply</TD></TR></TABLE>


correct, yet still the rods are too long and the pistons will stick out of the block. how much? dont feel like fig. it right now.
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Old Mar 27, 2004 | 06:37 PM
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Default Re: will this work, f22a crank, h22a rods (fastludeh22)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by fastludeh22 &raquo;</TD></TR><TR><TD CLASS="quote">


correct, yet still the rods are too long and the pistons will stick out of the block. how much? dont feel like fig. it right now.</TD></TR></TABLE>

Well it will be 2.5mm higher than normal..and that's larger than the piston to deck and head gasket combined.

Unless you are getting a custom piston with a redrilled piston pin don't do it.
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Old Mar 30, 2004 | 12:19 PM
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well that answers some of my questions....waht about use of a deck plate? i am more curious than anything else since i have the extra parts on hand. i already know i need ot have the mains align bored sicne i swapped the f22a mains into the h22a block (the seller screwed me on the h22a ones)...

anyway the other option is to get an f20 crank and put it in there....
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Old Mar 30, 2004 | 02:58 PM
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and before somone says good luck getting an f20 crank, he's not talking f20b crank. f20a crank is 88mm and thats what he's thinking
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Old Mar 30, 2004 | 03:08 PM
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Default Re: (v4lu3s)

i want an f20 crank ... bad

but if you get a f20 crank, then using h22 rods it won't meet proper deck height, your only option would be to use the f20 crank and rods
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Old Mar 30, 2004 | 03:24 PM
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yea... i am looking at getting some pauter rods and je pistons to use with the f20a crankshaft
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Old Mar 30, 2004 | 05:30 PM
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how long are f20 rods though.
f22 rods are shorter than h22 rods...i have nver seen what the length on f20 rods are yet...
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Old Mar 30, 2004 | 06:47 PM
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Default Re: (v4lu3s)

this is what i have in my notes, info originaly posted from when joel had his f20b crank and rods

Length: 145mm (5.709")
BE Bore: 48mm (1.809")
BE width: 23.75mm (0.935")
Pin Bore: 22mm (0.866")
Pin Width: 23.875mm (0.940")
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Old Mar 30, 2004 | 07:00 PM
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h22 block with f22 crank and f22 or h23 rods with h22 pistons will work just fine.

i have a set of h23 oem rods if you need some email me orozco_E@hotmail.com
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Old Mar 31, 2004 | 07:17 AM
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Default Re: (prelittlelude)

thanks!
thats some good info to have.
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Old Apr 1, 2004 | 06:55 AM
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Default Re: (eduardo)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by eduardo &raquo;</TD></TR><TR><TD CLASS="quote">h22 block with f22 crank and f22 or h23 rods with h22 pistons will work just fine.

i have a set of h23 oem rods if you need some email me orozco_E@hotmail.com</TD></TR></TABLE>

yes most h/f stuff will work in any combo. you must just match the crank w/the rods.
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