Cummins Engine Work
Cummins Engines – Things we do!
ISX DOHC and SOHC head and engine machine work
O-ring 5.9 Head 
Current Tech Bulletins suggest no longer Boring 5.9L Cummins due to pin holes. Jan 2016. Sleeving is perhaps best options.
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- Cummin’s ISB Block to sleeve #6 Hole.
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- Main Cap Alignment Dowel issues -Parts to Correct 3900068. Be sure caps are installed correctly before torquing.
Boring 6.7L Block