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7.3 Powerstroke Break-In Oil Kit 15W40Ensure the maximum lifespan and performance of your newly built or significantly repaired 7. 3L Powerstroke engine with the highly recommended Choate Engineering Performance Break In Oil Kit. This kit contains the precise components needed for the critical break in period for your 7. 3 Powerstroke engine. 4 Gallons Driven Break In Oil (15W 40): A custom, high zinc, petroleum, and low detergent formula specifically designed to optimize engine break in.

and pushrods for scoring or galling when performing valvetrain maintenance

Rods are inspected and conditioned

This not compatible with the flat tappets used in earlier Cummins engine models

New Harmonic Balancer

7L Cummins engine with the highly recommended Choate Engineering Performance Break-In Oil Kit

always install a new rocker box gasket (sold separately) to ensure a complete and reliable seal

especially in climates where road salt is used

guaranteeing the necessary flatness for a perfect seal with MLS head gaskets

Installing the incorrect flex plate can lead to severe engine damage due to critical imbalances in the rotating assembly

high-horsepower applications

the harness is subjected to constant heat

Rear Main Seal and Housing