Follow along as we take you step by step through the rebuild of a Garrett TP-38 Turbo. ... Carefully remove and inspect the piston ring in the collar (C). See All 16 Photos.

Piston rings look like simple pieces of metal. But they're the lifeblood of the ICE process, honed through decades of research. Piston rings are the reason internal combustion engines can exist.

Kia is recalling over 100,000 vehicles due to issues involving the piston oil ring. The affected vehicles are Kia MY SOUL and Seltos from 2021, 2022 and 2023 that are equipped with a 2.0L Nu MPI ...