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the 2.4L H motor who's done it?

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Old Aug 10, 2006 | 06:27 PM
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Default the 2.4L H motor who's done it?

2.4L or bigger even, hook me up with some pages.

all motor, aluminium pistons, titanium rings, vtec, etc. fully built to what is needed, street legal. all for my civic si
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Old Aug 10, 2006 | 06:42 PM
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im 89mm 2.4L. im running a h23 block with weisco and manley internals. acl bearing.
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Old Aug 10, 2006 | 06:44 PM
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Default Re: the 2.4L H motor who's done it? (DannyMcJay)

Search for 2Point6
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Old Aug 10, 2006 | 08:02 PM
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Default Re: the 2.4L H motor who's done it? (SteveoBA8)

You need to learn how to SEARCH

https://honda-tech.com/zerothread/1646948
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Old Aug 10, 2006 | 09:24 PM
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Default Re: the 2.4L H motor who's done it? (HooTeNannY)

soon me...

89mm bore, with the f22 crank, 95mm stroke. look for my builduo thread this winter.
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Old Aug 10, 2006 | 09:42 PM
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Default Re: the 2.4L H motor who's done it? (egcoupe94)

One day... when I get the chance.. To put this baby in..

A 90mm bore/piston...

Can't wait..
The sooner the better!
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Old Aug 10, 2006 | 09:43 PM
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Default Re: the 2.4L H motor who's done it? (egcoupe94)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by egcoupe94 &raquo;</TD></TR><TR><TD CLASS="quote">soon me...

89mm bore, with the f22 crank, 95mm stroke. look for my builduo thread this winter.</TD></TR></TABLE>

Ill be attemptin the 89X97mm.

But for the OP, check this thread out-

https://honda-tech.com/zerothread?id=1399259
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Old Aug 10, 2006 | 10:16 PM
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i heard that increasing the displacement on h22a4 isnt a good idea because the cylinder walls are too thin, is this true?
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Old Aug 10, 2006 | 10:42 PM
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Default Re: the 2.4L H motor who's done it? (DC4_MADMAN)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by DC4_MADMAN &raquo;</TD></TR><TR><TD CLASS="quote">

Ill be attemptin the 89X97mm.

But for the OP, check this thread out-

https://honda-tech.com/zerothread?id=1399259</TD></TR></TABLE>

must be using the h22a4 block with an f23 crank...f23 crank is the only crank with a 97mm stroke, and it has 55 mm mains...which means, have to use the h22a4....right?
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Old Aug 11, 2006 | 02:44 AM
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Default Re: the 2.4L H motor who's done it?

hey thanks for the replies
so im thinking about that one type of boring that has vertical "half cylindar" shapes bored outta the engine block then some iron sleeves that are just huge, and not too thin but thin. any dragged out h22 engines or even b series engines (since i might stick with my si motor ) photographed and on a website of a business that will do this (doesnt have to be in ca, they are all the same really ) ? if i bored the engine this way how big can i make the cylinder space ? 2.5 2.6 ? ill prolly put 4gs in parts and boring labor into rebuilding this motor not including bolt ons. we are talking about a little saving up too so no rush to reply. hehe jk b series? keep it and go 2.2 ? heard its being done
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Old Aug 11, 2006 | 05:37 AM
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Default Re: the 2.4L H motor who's done it? (egcoupe94)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by egcoupe94 &raquo;</TD></TR><TR><TD CLASS="quote">

must be using the h22a4 block with an f23 crank...f23 crank is the only crank with a 97mm stroke, and it has 55 mm mains...which means, have to use the h22a4....right?</TD></TR></TABLE>

98+ a4

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by DannyMcJay &raquo;</TD></TR><TR><TD CLASS="quote">hey thanks for the replies
so im thinking about that one type of boring that has vertical "half cylindar" shapes bored outta the engine block then some iron sleeves that are just huge, and not too thin but thin. any dragged out h22 engines or even b series engines (since i might stick with my si motor ) photographed and on a website of a business that will do this (doesnt have to be in ca, they are all the same really ) ? if i bored the engine this way how big can i make the cylinder space ? 2.5 2.6 ? ill prolly put 4gs in parts and boring labor into rebuilding this motor not including bolt ons. we are talking about a little saving up too so no rush to reply. hehe jk b series? keep it and go 2.2 ? heard its being done</TD></TR></TABLE>

after a block is sleeved you can only bring it out to 90mm max, and some say thats unreliable.. even for n/a .. but after boring to 89 or 90mm then the only way to add displacment is more storke, and with increased stroke you r/s ratio turns into a pile of ****, and the only way to remidy that is deck plates... then your looking at hood clearence problems .. just get the replacment for displacement boost
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Old Aug 11, 2006 | 10:51 AM
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Default Re: the 2.4L H motor who's done it? (prelittlelude)

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

98+ a4


</TD></TR></TABLE>

true
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Old Aug 11, 2006 | 01:09 PM
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Default Re: the 2.4L H motor who's done it?

any tricks of the trade for what im doing ? like the only thing i can think of right now (for example), is a h23 bottom block to go with the boring. maybe this isnt necessary cause the bottom block will already be bored to that size, i dont know but is there something well worth it to do in this situation like... oh i dont know... Stand Alone chip instead of reprocessed !? want this puppy to rev high (ALL MOTOR VTEC) and if they isnt a h23 nm that. remember n00b here. if theres one thing to go to the extent, like custom made parts, i would do it if someone else has done it and prooved that its well worth the money (just one custom made set of something, not the whole rebuilding). but thats just me. feel free to just talk about preludes.

h23 bottom block ? stand alone chip instead of reprocessed ? 9 - 10krpm ? tricks of the trade to search threads about ?

oh yeah, does fiberglass/plastic front end ( 4 piece )help any for dragging or touring ?
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Old Aug 11, 2006 | 02:38 PM
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whoa whoa....why rev to 10k an h22...I dont even think they make power past 8, and that is fully built
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Old Aug 11, 2006 | 03:40 PM
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Default Re: (egcoupe94)

^
seriously
if you want to rev your car to 9 or 10, look at some K-series cars, and B18c1/5, F20C that stuff...
past 8k=no good in Prelude IMO...
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Old Aug 11, 2006 | 03:44 PM
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Default Re: the 2.4L H motor who's done it?

more displacement in a H22 seems to me logically it wouldnt rev past 8 like you said, but i got my mind coming from 50 billion b series questions and i saw recorded a gsr taking it above 9. now thats a smaller motor. but is there cpu's out there other than a reprocessed that have vtec kick in above the normal 6 ( ? is it ) rpms and hang in there a little past its normal limit. putting cams on the car is a definate must do, what does the cpu rely on mostly ? and, obd1 (1 o2 sensor) ? does that make it better to work on by any chance ( like hondata / turbo ). of course they all should be supported well for mods by now.
in parts, so far i know i need this for what i wanna to to rebuild this engine (and really open it up) to make it go with a 99 civic.
throttle body
intake manifold
cams
valves
higher compression / bigger pistons ( is aluminium worth the money? )
piston rings (now if this really helps the life of the engine.. im going titanium, but i heard they gotta be cut and fitted or something like that? at 300 $ each? no way im doing that reply to this one ???)
rods (prolly crower brand)
sleeves (iron)
sprockets ( ? for a turbo at least but i have no idea really what these are for )
crankshaft bearings (keep the original crankshaft ?)
lightened flywheel (might as well)
no-spring clutch
rebuilt tranny
as for bolt ons ill just get whats out there, im sure they make em big enough
let me know some tips or a good enough reason to bail on this one for a 4 grand budget on parts and the high tech boring alone.
vtec ? make it kick in earlier or later ? turbo i know later... all motor earlier ?
or... sell my hoopty prelude and put all the money plus the 4 grand into my civic si motor. am i like dreamin' on this crazy bored motor ? if the prelude motor goes into the civic, the civic motor goes into a civic hatchback and drive that 'til the car is finished being built. ( man i need a "honda motors for dummies" )
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Old Aug 11, 2006 | 03:48 PM
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Default Re: the 2.4L H motor who's done it? (DannyMcJay)

stock h22 rev limiter is set at 7200, fuel cut off is at 7500 I believe. you are dealing with apples and oranges when talking about the H and B series
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Old Aug 11, 2006 | 03:57 PM
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dude... you have A LOT more to learn about cars before you do some of the mods you are talking about. I'm not trying to put you down, but a lot of this information is available if you search the forums.
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Old Aug 11, 2006 | 04:01 PM
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Default Re: (darkspector2.0)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by darkspector2.0 &raquo;</TD></TR><TR><TD CLASS="quote">dude... you have A LOT more to learn about cars before you do some of the mods you are talking about. I'm not trying to put you down, but a lot of this information is available if you search the forums.</TD></TR></TABLE>

alll he has to do is read the FAQ in the prelude forum. TONS of good **** in there
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Old Aug 11, 2006 | 09:24 PM
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Default Re: the 2.4L H motor who's done it? (prelittlelude)

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

98+ a4

after a block is sleeved you can only bring it out to 90mm max, and some say thats unreliable.. even for n/a .. but after boring to 89 or 90mm then the only way to add displacment is more storke, and with increased stroke you r/s ratio turns into a pile of ****, and the only way to remidy that is deck plates... then your looking at hood clearence problems .. just get the replacment for displacement boost</TD></TR></TABLE>

Actually pocket rockets uses what is called an offset bore in Which he has the bores at 92mm I forget the stroke but the end result is 2.7 liters
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Old Aug 12, 2006 | 10:59 AM
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Default Re: the 2.4L H motor who's done it?

alright as of now no more questions from me 'til i do my research. thx for the replies
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Old Aug 12, 2006 | 12:38 PM
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Default Re: the 2.4L H motor who's done it? (DannyMcJay)

Anyone have pocket rockets contact number or website ?
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Old Aug 13, 2006 | 10:53 PM
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Default Re: the 2.4L H motor who's done it? (kornerk12)

ahmm..."http://www.pocketrocketsracing.com"?

Frank@pocketrocketsracing.com

but this is some real serious sh*t tho
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Old Aug 14, 2006 | 06:21 AM
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Default Re: the 2.4L H motor who's done it? (cb7-R)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by cb7-R &raquo;</TD></TR><TR><TD CLASS="quote">

Actually pocket rockets uses what is called an offset bore in Which he has the bores at 92mm I forget the stroke but the end result is 2.7 liters </TD></TR></TABLE>

ick, no thanks, ofset bore means the rods arn't in the middle of the piston and not only that the head combution chambers no long sit over the cylinder completely, so many reasons its just not a good idea, not to mention the thousands of dollars in custom parts..
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Old Aug 14, 2006 | 04:46 PM
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I must agree with the general consensus of where this convo is going... You have a lot to learn before getting into custom 9k+ h series motors. It's not as easy as paying someone to do it. If you're serious about it all then take a look at my motor for some guidance because it seems to be similar to what you want, and contact RLZ if you're interested. Just click on one of the links in my sig.

-John
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