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Anonymous Poster

crankshaft testing

04/09/2008 3:33 AM

hi,

I want to know how many inspections need for crankshaft inspection like runout checking etc.
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bwire
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#1

Re: crankshaft testing

04/10/2008 12:43 AM

I want to know how many inspections need for crankshaft inspection like runout checking etc.

Who, what, when, where and how?

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wbsterritt
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Join Date: Feb 2007
Location: Lum, Michigan
Posts: 16
#2

Re: crankshaft testing

04/11/2008 6:45 AM
Crankshaft
  • Crankshaft Bearing Clearance - Journal #1-Production
 0.02-0.508 mm 0.0008-0.0020 in
  • Crankshaft Bearing Clearance - Journal #2, #3, and #4-Production
 0.028-0.058 mm 0.0011-0.0023 in
  • Crankshaft Bearing Clearance - Journal #1-Service
 0.0254-0.05 mm 0.0010-0.0020 in
  • Crankshaft Bearing Clearance - Journal #2, #3, and #4-Service
 0.025-0.063 mm 0.0010-0.0250 in
  • Crankshaft End Play
 0.050-0.20 mm 0.002-0.008 in
  • Crankshaft Journal Diameter - Journal #1
 62.199-62.217 mm 2.4488-2.4495 in
  • Crankshaft Journal Diameter - Journal #2 and #3
 62.191-62.215 mm 2.4485-2.4494 in
  • Crankshaft Journal Diameter - Journal #4
 62.179-62.203 mm 2.4480-2.4489 in
  • Crankshaft Journal Out-of-Round - Production
 0.005 mm - Maximum 0.0002 in - Maximum
  • Crankshaft Journal Out-of-Round - Service
 0.025 mm - Maximum 0.0010 in - Maximum
  • Crankshaft Journal Taper - Production
 0.007 mm - Maximum 0.0003 in - Maximum
  • Crankshaft Runout
 0.025 mm - Maximum 0.0010 in - Maximum

You didn't say which type ingine you were talking about.The previous specs are for a 2002 GM 4.3 vortec 6 cylinder engine. Hope this is of some help.

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bwire
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#3
In reply to #2

Re: crankshaft testing

04/11/2008 11:10 AM

Good answer...add magnaflux, check balance

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