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What's the difference between a B20z and B20b

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Old Jul 14, 2004 | 05:06 PM
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Default What's the difference between a B20z and B20b

Like the topic says...
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Old Jul 14, 2004 | 05:39 PM
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Default Re: What's the difference between a B20z and B20b (chronodyne28)

B20B 2.0L 16V DOHC PGM-FI 1997CC 126hp@5400rpm 133tq@4300rpm '97-'98 CR-V

B20Z 2.0L 16V DOHC VTEC PGM-FI 1997CC 146hp@6400rpm 143tq@4500rpm '98-'01 CR-V

Someone correct me if im wrong. In which i very well could be
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Old Jul 14, 2004 | 05:40 PM
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Default Re: What's the difference between a B20z and B20b (KiDSoL)

There was a black sheep B20 that was in the older ludes...dunno what they were though. They seriously sucked though. R/S ratio was horrid.
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Old Jul 14, 2004 | 05:42 PM
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Default Re: What's the difference between a B20z and B20b (Ricey McRicerton)

B20A5 2.0 16V DOHC PGM-FI 1955CC 110hp@5500rpm 114tq@4500rpm '87 - '91 Prelude 2.0 Si

there you go
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Old Jul 14, 2004 | 05:55 PM
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Default Re: What's the difference between a B20z and B20b (KiDSoL)

Couldnt you gut the B20 in a Prelude and put other B series parts in it and work with that? or no way?
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Old Jul 14, 2004 | 06:12 PM
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Default Re: What's the difference between a B20z and B20b (Luserkid)

i wouldnt think so, i think the crv motors have a longer stroke, hence the more torque...... but i dont know much about the internals.
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Old Jul 14, 2004 | 06:22 PM
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Default Re: What's the difference between a B20z and B20b (KiDSoL)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by KiDSoL &raquo;</TD></TR><TR><TD CLASS="quote">B20B 2.0L 16V DOHC PGM-FI 1997CC 126hp@5400rpm 133tq@4300rpm '97-'98 CR-V

B20Z 2.0L 16V DOHC VTEC PGM-FI 1997CC 146hp@6400rpm 143tq@4500rpm '98-'01 CR-V

Someone correct me if im wrong. In which i very well could be </TD></TR></TABLE>

i dont think the b20z is vtec. its the later model of b20 for crv... its the k-series that was i-vtec.
theres also the b20a in early preludes as well which are 2.0 si and the si are b21 2.1 liters, i think in the 90-91 preludes.... ?
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Old Jul 14, 2004 | 06:26 PM
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Default Re: What's the difference between a B20z and B20b (wizzards581)

98&^ JDM b20b also have 146hp@6400rpm 143tq@4500rpm

The differance between the lower hp b20b is lower compression pistons.
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Old Jul 14, 2004 | 06:27 PM
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Default Re: What's the difference between a B20z and B20b (wizzards581)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by wizzards581 &raquo;</TD></TR><TR><TD CLASS="quote">

i dont think the b20z is vtec. its the later model of b20 for crv... its the k-series that was i-vtec.
theres also the b20a in early preludes as well which are 2.0 si and the si are b21 2.1 liters, i think in the 90-91 preludes.... ?</TD></TR></TABLE>

yeah, I got the info from this engine list i have, I didnt notice the vtec, i just copied and pasted. as for the prelude info you are correct.

B21A1 2.1 16V DOHC PGM-FI 2056CC 140hp@5800rpm 135tq@3500rpm '90-'91 Prelude Si (USA)
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Old Jul 14, 2004 | 06:27 PM
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Default Re: What's the difference between a B20z and B20b (wizzards581)

B20Z has a little more displacement, I BELIEVE.


and thats pretty much it.


its like the GSR 1.8L vs the LS 1.8L
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Old Jul 14, 2004 | 06:48 PM
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Default Re: What's the difference between a B20z and B20b (JUN EK9)

i love my B20Z... thats all
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Old Jul 14, 2004 | 07:00 PM
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Default Re: What's the difference between a B20z and B20b (Luserkid)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Luserkid &raquo;</TD></TR><TR><TD CLASS="quote">Couldnt you gut the B20 in a Prelude and put other B series parts in it and work with that? or no way? </TD></TR></TABLE>

From what i understand the b20 and b21 from the prelude are nothing like the civic and integra B-series engines.
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Old Jul 14, 2004 | 07:05 PM
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Default

I heard b20 from ludes was one of the crappiest motors honda ever made.
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Old Jul 14, 2004 | 07:20 PM
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Default Re: (locass316)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by locass316 &raquo;</TD></TR><TR><TD CLASS="quote">I heard b20 from ludes was one of the crappiest motors honda ever made. </TD></TR></TABLE>

Indeed, i have never heard of one that doesnt burn hella oil.
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Old Jul 14, 2004 | 07:24 PM
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Default Re: What's the difference between a B20z and B20b (JUN EK9)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by JUN EK9 &raquo;</TD></TR><TR><TD CLASS="quote">B20Z has a little more displacement, I BELIEVE.


and thats pretty much it.


its like the GSR 1.8L vs the LS 1.8L</TD></TR></TABLE>

i've never heard that one before. I believe they're both 1979 cc's

Also the Z is '99 and up not '98, unless they changed production mid year.

d
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Old Jul 14, 2004 | 07:26 PM
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Default Re: What's the difference between a B20z and B20b (daver)

Search next time.
https://honda-tech.com/zerothread?id=460954
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Old Jul 14, 2004 | 08:19 PM
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Default Re: What's the difference between a B20z and B20b (Skip01)

i could take a **** in an empty engine bay and it would out perform the b20/b21 from teh 88-91 preludes
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Old Jul 14, 2004 | 08:29 PM
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Default Re: What's the difference between a B20z and B20b (9keek9)

"i could take a **** in an empty engine bay and it would out perform the b20/b21 from teh 88-91 preludes"

you promise?!!?
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Old Jul 14, 2004 | 08:58 PM
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Default Re: What's the difference between a B20z and B20b (chronodyne28)

B20A3 1958 104@5800 111@4000 9.1:1 81 95 dohc no 0 1990-1991 Prelude 2.0 S
B20A5 1958 135@5800 111@4000 9.0:1 81 95 dohc no 0 1990-1991 Prelude 2.0 Si
B20B 1973 126@5400 133@4300 8.8:1 84 89 dohc no 2 1997-1998 CRV
B20Z 1973 146@6400 133@4500 9.6:1 84 89 dohc no 2 1998-2001 CRV
B21A1 2056 140@5800 135@5000 9.4:1 83 95 dohc no 0 1990-1991 Prelude Si
In order from left to right it goes engine code, displacement, hp, torque, cr, bore, stroke, cam design, vtec,odb, production

hope this helps homies
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