B16 Loss Motion Assemblies

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Old Sep 7, 2005 | 10:02 PM
  #1  
CaliforniaHighwayPatrol's Avatar
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Default B16 Loss Motion Assemblies

Anyone know how long it will take to change them? and if I have to remove the rocker arms?

Anyone have a guide?
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Old Sep 7, 2005 | 10:12 PM
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Default Re: B16 Loss Motion Assemblies (VTEC-Power)

yes, you will remove the rocker arms. time wise, maybe 45 mins if you know what your doing
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Old Sep 8, 2005 | 07:55 AM
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my friend is going to do it, he is a mechanic so to change everyting only 45mins?
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Old Sep 8, 2005 | 08:11 AM
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Default Re: B16 Loss Motion Assemblies (tdocrx)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by tdocrx &raquo;</TD></TR><TR><TD CLASS="quote">yes, you will remove the rocker arms</TD></TR></TABLE>

This makes me a sad panda, but it's true, isn't it? Anyone else confirm? They don't look like you have to take the rockers out, but I see people say you do every so often. Then I see people having to jack up one side of the motor to get the shafts out...
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Old Sep 8, 2005 | 08:39 AM
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Default Re: B16 Loss Motion Assemblies (drdisco69)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by drdisco69 &raquo;</TD></TR><TR><TD CLASS="quote">

This makes me a sad panda, but it's true, isn't it? Anyone else confirm? They don't look like you have to take the rockers out, but I see people say you do every so often. Then I see people having to jack up one side of the motor to get the shafts out... </TD></TR></TABLE>

pretty much thats what u gotta do if the head is still on the block...
or else u wouldnt have the clearance to remove the rocker arms
its a pain in the *** to do any way u look at it...


what happened? did u install high lift cams without swappin ur LMAs as well?
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Old Sep 8, 2005 | 08:58 AM
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Default Re: B16 Loss Motion Assemblies (Suck my DX)

Not yet, I have BC3+ cams I haven't installed yet and 1st gen LMAs. I have a set of prelude LMAs I was going to put in with the cams, and I was counting on it being a pain in the ***. The BC3+s aren't exactly high lift, but for $64 I figured why not throw some better LMAs in there. I can't believe Honda doesn't use the prelude LMAs for all the heads, they are so much better and cheaper too.
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Old Sep 8, 2005 | 09:06 AM
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my ticking noise is driving me crazy
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Old Sep 8, 2005 | 09:27 AM
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Default Re: (VTEC-Power)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by drdisco69 &raquo;</TD></TR><TR><TD CLASS="quote">Not yet, I have BC3+ cams I haven't installed yet and 1st gen LMAs. I have a set of prelude LMAs I was going to put in with the cams, and I was counting on it being a pain in the ***. The BC3+s aren't exactly high lift, but for $64 I figured why not throw some better LMAs in there. I can't believe Honda doesn't use the prelude LMAs for all the heads, they are so much better and cheaper too.</TD></TR></TABLE>well u kind of have to install larger tipped LMAs when u go with high lift cams on the 1g b16 head...the tips were not made large enough on the 1g heads and can slip at full vtec lift causing ur rocker to bind potentially destroying ur head...the prelude ones work great and they are so much lighter than the itr ones...im sure replacing any valvetrain piece with lighter components will be good for it..<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by VTEC-Power &raquo;</TD></TR><TR><TD CLASS="quote">my ticking noise is driving me crazy</TD></TR></TABLE>
that ticking noise can just be that ur in need of a valve adjustment....
u still havent told us why u need to change the LMAs...what motor?
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Old Sep 8, 2005 | 06:38 PM
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I got the ITR LMA's
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Old Sep 8, 2005 | 09:26 PM
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...
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Old Sep 9, 2005 | 01:41 AM
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Default Re: (VTEC-Power)

i still dont know why u r changing them?
if ur friend is a mechanic he should already know how to remove it...
u must disconnect the driver side mount and jack up the motor on the driver side so that there is clearance to pull the rocker assembly out...just slide the rocker rod out and make sure to label where each one came from...im not 100% sure if it matters.. but for consistency it will be good to put everything back where u removed it from...now i hear people say that u can swap the LMAs without removing the rocker arm assembly.....i dont think you can .it may look like there is clearance but there really isnt much...i searched for you and couldnt really find a step by step guide on how to remove em.. but if ur friend is really a mechanic he shouldnt have a problem at all....i still dont understand why ur changing them in the first place..mind explaining?
also u could have just as easily gone with the gsr,prelude or 2g and higher b16 LMAs to save urself the money
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Old Sep 9, 2005 | 06:11 AM
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Default Re: (Suck my DX)

The GS-R and later B16 LMAs all supercede to the same part number, which is the same as the Type R, so no matter what, it's back to the same $32 per LMA.

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Suck my DX &raquo;</TD></TR><TR><TD CLASS="quote">well u kind of have to install larger tipped LMAs when u go with high lift cams on the 1g b16 head...the tips were not made large enough on the 1g heads and can slip at full vtec lift causing ur rocker to bind potentially destroying ur head</TD></TR></TABLE>

Trust me, I know all this. Done enough research on all this to make sure nothing screws up. I compared the spring rates of the prelude and ITR LMAs, and what do you know, they're exactly the same at 6lb/mm. In addition, the Prelude LMA can go 9.84mm before binding, while the Integra LMA can only go 7.76mm. Also, the top of the Prelude LMA is 7.72mm wide, compared to the Integra LMA which is 7.14mm, so you get more room there as well. And as I'm sure you know, a shim is required under the Prelude LMA to make up for the difference in height. Everyone says 0.040", but the Integra LMA is 0.087" taller. Since the LMA is slightly compressed to begin with, I'm sure it doesn't matter, and gives you just that much more travel until it binds.
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Old Sep 9, 2005 | 06:17 AM
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Default Re: (drdisco69)

wow good info I was looking into getting some LMAs
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Old Sep 9, 2005 | 06:20 AM
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prelude LMA's are $30.49 from majestic.
http://www.hondaautomotivepart...R+ARM
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Old Sep 9, 2005 | 06:28 AM
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Default Re: (krustindumm)

If you want to buy the wrong stuff, that's cool too. The correct part number for the $8 LMAs is 14820-PCB-003. The Integra LMAs are 14820-P73-J01, and are around $30.
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Old Sep 9, 2005 | 06:55 AM
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Default Re: (drdisco69)

I knew the prelude were cheaper unfortunatly i no longer have the benefit of the Honda parts catalog.
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Old Sep 9, 2005 | 08:17 AM
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Default Re: (drdisco69)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by drdisco69 &raquo;</TD></TR><TR><TD CLASS="quote">

Trust me, I know all this. Done enough research on all this to make sure nothing screws up. I compared the spring rates of the prelude and ITR LMAs, and what do you know, they're exactly the same at 6lb/mm. In addition, the Prelude LMA can go 9.84mm before binding, while the Integra LMA can only go 7.76mm. Also, the top of the Prelude LMA is 7.72mm wide, compared to the Integra LMA which is 7.14mm, so you get more room there as well. And as I'm sure you know, a shim is required under the Prelude LMA to make up for the difference in height. Everyone says 0.040", but the Integra LMA is 0.087" taller. Since the LMA is slightly compressed to begin with, I'm sure it doesn't matter, and gives you just that much more travel until it binds.</TD></TR></TABLE>
good info
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Old Sep 9, 2005 | 08:34 AM
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Default Re: (vtecn8ive)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by vtecn8ive &raquo;</TD></TR><TR><TD CLASS="quote">wow good info I was looking into getting some LMAs</TD></TR></TABLE>

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

Thanks, I made sure to get everthing straight before throwing stuff in the motor. I can't afford to experiment with my stuff, I'm just a lowly student.

The Prelude LMA is about 0.25mm smaller in diameter than the Integra LMA, but I don't see that being a big problem. I doubt people are taking out their LMAs to inspect for wear, but even if it is, it's probably so small it won't have any effect at all.
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Old Sep 9, 2005 | 10:44 AM
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Default Re: (drdisco69)

yeah dude if omniman swears by em then they are all good by me...
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