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H23 Vtec Swap?

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Old Jul 28, 2006 | 07:42 AM
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Default H23 Vtec Swap?

Hey
I wanted to know if i buy a complete H23 Vtec motor with tranny, ecu, wire harness and all neccessary hardware, will i have to convert the obd-1 to obd-2 or vice versa. Will this be a problem or will it be easy to convert?
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Old Jul 28, 2006 | 07:56 AM
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Default Re: H23 Vtec Swap? (PR3LUDE)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by PR3LUDE &raquo;</TD></TR><TR><TD CLASS="quote">Hey
I wanted to know if i buy a complete H23 Vtec motor with tranny, ecu, wire harness and all neccessary hardware, will i have to convert the obd-1 to obd-2 or vice versa. Will this be a problem or will it be easy to convert?</TD></TR></TABLE>

need more info on what car the engine is going into.

also the H23A VTEC only came with an auto tranny. fyi

and yes, it is OBD2
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Old Jul 28, 2006 | 08:17 AM
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Default Re: H23 Vtec Swap? (H23 Power)

Im swapping my h23 non-vtec from a 1992 honda prelude



Modified by PR3LUDE at 10:00 AM 7/28/2006
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Old Jul 28, 2006 | 08:36 AM
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Default Re: H23 Vtec Swap? (PR3LUDE)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by PR3LUDE &raquo;</TD></TR><TR><TD CLASS="quote">Im swapping my h23 non-vtec from a 1992 honda prelude </TD></TR></TABLE>

just get a longblock then, use your tranny, distributor and get some OBD1 H22 injectors and P13 ecu. Make sure you check the a/f ratio after the swap, I'm not sure if the P13 will run lean at WOT running the H23A or not.
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Old Jul 28, 2006 | 08:52 AM
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Default Re: H23 Vtec Swap? (H23 Power)

Thanks Alot
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Old Jul 29, 2006 | 06:39 AM
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Default Re: H23 Vtec Swap? (H23 Power)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by H23 Power &raquo;</TD></TR><TR><TD CLASS="quote">

I'm not sure if the P13 will run lean at WOT running the H23A or not.</TD></TR></TABLE>

Im not exactly sure about what u mean here.
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Old Jul 29, 2006 | 06:52 AM
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Default Re: H23 Vtec Swap? (PR3LUDE)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by PR3LUDE &raquo;</TD></TR><TR><TD CLASS="quote">

Im not exactly sure about what u mean here.</TD></TR></TABLE>

running lean, means not enough fuel which can be very detrimental to the engine...

and WOT means Wide Open Throttle...

it is usually less harmful to run rich, too much fuel, than lean, too little fuel.
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Old Jul 31, 2006 | 02:26 PM
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Default Re: H23 Vtec Swap? (PR3LUDE)

Also a note. The blue top H23A has an OBD1 type oil pump... so there are no sensors on the crank pulley side like you would find on a H22A4. You need to use an OBD1 distributor with the engine.
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