Honda Civic / Del Sol (1992 - 2000) EG/EH/EJ/EK/EM1 Discussion

What is the B16B's Rod length? (reliable sources only please)

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Old Aug 27, 2002 | 05:21 PM
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Default What is the B16B's Rod length? (reliable sources only please)

nrg-racing.com has it listed at 144mm (making it a 1.86 rod ratio engine)

I've heard that the CTR rod ratio is actually 1.77 (a little better than the 1.74 of the B16A)...this would make it a 137 mm rod instead.

Which is it?

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Old Aug 27, 2002 | 05:46 PM
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Default Re: What is the B16B's Rod length? (Michael Delaney)

Most likely it is a 1.86. You probably can do the math. Basicly it is a block with b18c5 deck height, but a b16 crank. So....a ITR stroke is 87.5? b16 is 77mm...

So, we could in theroy say a b16b has a rod 10.5mm longer then a b16a...so...

b16a rod+10.5mm/77mm stroke...what is the lenght of a b16a rod?

144/77=1.87





[Modified by HXMan, 8:49 PM 8/27/2002]
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Old Aug 27, 2002 | 06:11 PM
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Default Re: What is the B16B's Rod length? (HXMan)

I have it on good authority that it is the ITR rod since the CTR is just a destroked B18C5 block.

137.9/77.4 = 1.78 r/s

where did you hear that it was a 1.86 r/s?
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Old Aug 27, 2002 | 06:24 PM
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Default Re: What is the B16B's Rod length? (Michael Delaney)

here is an unreliable answer- 508mm

later

matt
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Old Aug 27, 2002 | 06:48 PM
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Default Re: What is the B16B's Rod length? (champITR)

they are about this long (moving hands apart )
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Old Aug 27, 2002 | 06:52 PM
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Default Re: What is the B16B's Rod length? (champITR)

144mm

http://www.nrg-racing.com/tech_engine_specs.htm
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Old Aug 28, 2002 | 12:24 PM
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Default Re: What is the B16B's Rod length? (Antonio S)

dude if you read my post I already said where I got the 144mm number from. I already knew about nrg...I emailed them as to where they got that number from. As I said other sources say it is shorter.
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Old Oct 24, 2002 | 07:13 PM
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Default Re: What is the B16B's Rod length? (Michael Delaney)

another classic example of how highly technically advanced we are here....
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Old Oct 24, 2002 | 07:37 PM
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Default Re: What is the B16B's Rod length? (Michael Delaney)

You came back two months later just to say that?
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Old Oct 24, 2002 | 09:04 PM
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Default Re: What is the B16B's Rod length? (vtecvoodoo)

sure. why not? I just wanted to see if anyone came up with the specs or not and I read the other replies I hadn't seen from the initial posting. the moving hands apart and 508 mm replies are classic. We are honda-TECH...right? sorry Ryan, it's not about you and you know it..it's about the way things have changed here in general....





[Modified by Michael Delaney, 1:05 AM 10/25/2002]
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Old Oct 24, 2002 | 09:22 PM
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Default Re: What is the B16B's Rod length? (Michael Delaney)

so what's the true rod length?
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Old Oct 24, 2002 | 09:41 PM
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Default Re: What is the B16B's Rod length? (Michael Delaney)

try the tech forum or the forced induction forum. They know their stuff.
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Old Oct 24, 2002 | 10:00 PM
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Default Re: What is the B16B's Rod length? (SilverCivic2k)

itr rod.............................137.9
diff in stroke/2..................+5.1
ctr rod...........................=143

its in the neighborhood of 143 ,give or take a few thousands(ctr have higher comp. height then itr pistons by 15 thousands so rod might be slightly shorter then 143 but not much.

143/77=1.857
r/s ratio is 1.86
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Old Feb 8, 2005 | 11:31 AM
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Default Re: What is the B16B's Rod length? (genius)

Sorry to bump an old thread, but I REALLY need to know this.....I can't find anything at all on this!?
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