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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> External Pages >> Different car >> Section 285 (2.7L Engine (Service Information)) >> Engine Block >> BEARING(S), Connecting Rod >> Standard Procedure >> Connecting Rod And Bearing Fitting >> Connecting Rod Bolts

Connecting Rod Bolts

WARNING: This page is about a different car, the 2010 Dodge Charger and 2010 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: The connecting rod bearing cap bolts must be examined before reuse. If the threads are necked down due to stretching, the bolt(s) must be replaced .
NOTE: Connecting rod bolts are retained in the rod cap with a light press fit. If bolts are to be removed, use a hammer and punch to drive bolts from connecting rod cap using care not to damage fractured cap surface.
Fig 1: Checking Cylinder Head Bolts for Stretching (Necking)
GC0081335Courtesy of CHRYSLER LLC
  1. Examine connecting rod bolt for stretching. Stretching can be checked by holding a scale or straight edge against the threads. If all the threads do not contact the scale (2) the bolt should be replaced.
  2. Before installing the bolts, lubricate the threads with engine oil.
  3. Install bolts finger tight. Then alternately torque each nut to assemble the cap properly.
  4. Tighten the nuts to specification. See Engine - Specifications .
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