Home » Duramax LLY » Duramax LLY – ENGINE DISASSEMBLY – Piston and Connecting Rod Removal

Duramax LLY – ENGINE DISASSEMBLY – Piston and Connecting Rod Removal

1. Remove ridge at top of each cylinder bore with ridge reamer J–24270. Remove shavings – chips afterward.

2. Paint mark pistons for assembly reference.

3. Mark connecting rod caps with punch, if caps do not have factory marks.

4. Remove each piston – connecting rod assembly as follows (Figure 2-96):
a. Remove number one piston connecting rod cap nuts.
b. Remove rod cap and bearing half. Retain bearing for select fit reference.
c. Slide lengths of appropriate size rubber hose over

 

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