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Old 10-14-2024, 07:42 AM   #26
glennpm
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Default Re: Spring removal and Columbia installation
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Quote:
Originally Posted by SoCalCoupe View Post
Anyone know what torque I should use to bolt the ring gear to the Columbia differential case? The bolts are 3/8"-16 and heads have no marking except for the letter "M". The typical torque spec for a Grade A bolt with these threads is 10 ft-lbs. Seems awfully light but maybe that makes sense since they're also secured with lockwire.

Any bolt head that has a manufacturer's mark and nothing else is a grade 2 bolt. For 3/8-16 the torque for grade 2 is 20 ft-lbs.


Glenn
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File Type: pdf Torque Chart.pdf (21.5 KB, 17 views)
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