Cummins 7mm to 9mm Adapter Sleeves MD3919358

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  • Regular price $72.00

These combustion chamber adapters are needed to allow our 7mm Moose Sister injectors to be installed into a Cummins head with 9mm holes.  Set of six.  Note: These are intended to fit tight on the injection nozzle, and are single use only.  They replace the standard copper washer which should be removed if present.  PRICE IS FOR A SET OF SIX.