Rod bearing clearence

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Old Jan 25, 2016 | 08:43 AM
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Default Rod bearing clearence

Hi, Rebuilding my LS/VTEC turbo, and I'm having a hard time with the rod bearings. I tried ACL race STD and King STD and the clearances are way off.

ACL's Race STD

https://honda-tech.com/attachment.ph...1&d=1453743803

https://honda-tech.com/attachment.ph...1&d=1453743803

I'm getting .001 on the green plastigage.
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Old Jan 25, 2016 | 08:53 AM
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Originally Posted by carlos8
Hi, Rebuilding my LS/VTEC turbo, and I'm having a hard time with the rod bearings. I tried ACL race STD and King STD and the clearances are way off.

ACL's Race STD

https://honda-tech.com/attachment.ph...1&d=1453743803

https://honda-tech.com/attachment.ph...1&d=1453743803

I'm getting .001 on the green plastigage.
Too tight go with the acl hx bearings
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Old Jan 25, 2016 | 09:04 AM
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Default Re: Rod bearing clearence

What's the difference between H and HX.

Sorry for the question but this my first time working with ACL.
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Old Jan 25, 2016 | 09:54 AM
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Default Re: Rod bearing clearence

The HX's are a wee bit thinner, to give more clearance. Honda has red, green, blue, blah blah all those different colors. ACL has H, and HX.
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Old Jan 25, 2016 | 10:39 AM
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Originally Posted by carlos8
What's the difference between H and HX.

Sorry for the question but this my first time working with ACL.
I think its a thousandths

Youll end up around 0.019 or 20

I needed to do this before
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Old Jan 25, 2016 | 10:55 AM
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Default Re: Rod bearing clearence

Last try if not, I'm going Honda.

ACL Aluglide STD.

https://honda-tech.com/attachment.ph...1&d=1453751708


https://honda-tech.com/attachment.ph...1&d=1453751708
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Old Jan 25, 2016 | 11:00 AM
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Default Re: Rod bearing clearence

...Why are you still trying with standard sized bearings?
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Old Jan 25, 2016 | 11:02 AM
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Default Re: Rod bearing clearence

This look better.

https://honda-tech.com/attachment.ph...1&d=1453752159
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Old Jan 25, 2016 | 11:06 AM
  #9  
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Default Re: Rod bearing clearence

I don't have the equipment or the knowledge to select the OEM ones.

I've reading threads how to but, I'm a little confused.
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Old Jan 25, 2016 | 11:35 AM
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You need inside and outside mics to get the right bearings


"Build it tight and everyone knows, build it loose and nobody will know"
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Old Jan 25, 2016 | 12:12 PM
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Default Re: Rod bearing clearence

Assuming the crank and journals haven't been fucked with, the crank and block will both have stamps on them. Use that, in combination with a table in the FSM, and it'll tell you exactly what color OEM bearings you need.
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Old Jan 25, 2016 | 12:19 PM
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Default Re: Rod bearing clearence

Originally Posted by NotARaCist
Assuming the crank and journals haven't been fucked with, the crank and block will both have stamps on them. Use that, in combination with a table in the FSM, and it'll tell you exactly what color OEM bearings you need.
even after that you can probably go a color or so looser. I use the hx's for my rods they as hatchy said they usually get between .0018 and .002. ive found they measure right about between oem pink and red.
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Old Jan 25, 2016 | 12:44 PM
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Default Re: Rod bearing clearence

Have you checked the crank shaft rod journals to make sure it is in OEM spec?
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Old Jan 25, 2016 | 03:20 PM
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Default Re: Rod bearing clearence

hell you can do it all with a 40$ mic from advance auto parts much better than with plasti
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Old Feb 2, 2016 | 06:55 AM
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Default Re: Rod bearing clearence

So, After a week waiting for the 3 days express delivery I get my bearings.

ACL HX STD. and about .0017 - .0018 all of them. A shy little than .0015 and a little bigger then .0020

https://honda-tech.com/attachment.ph...1&d=1454428461

https://honda-tech.com/attachment.ph...1&d=1454428461
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