Those same microscopic peaks and valleys exist on the cylinder walls, piston rings, and piston-ring grooves. Motor oil acts like a gasket to seal those components together.

What's New In Piston Rings Thin Is In; Steel Is Real; Oil Control Is No Longer A Tension Headache: New High-Tech Developments Run Rings Around Old-School Cylinder Sealing.

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 ...

In Danger Mouse Part 20 we explain how piston rings work, and how they help your engine make the most power possible - Super Chevy Magazine ...

Kia is recalling 137,256 Seltos and Soul vehicles because of an issue with the piston oil rings. Documents posted by the National Highway Traffic Safety Administration say the problem can cause a ...

The issue stems from a potentially defective piston ring, which may lead to increased oil consumption and could eventually damage the engine. Kia is recalling 137,256 Seltos and Soul models from ...

The National Highway Traffic Safety Administration said the piston oil rings may have been made incorrectly and could damage the engine. The damage can make the engine stall or catch fire.

The judge presiding over the Ecotec oil burn lawsuit against GM has approved settlement terms between the American automaker and owners of affected vehicles.

General Motors was hit with a massive $102.6-million verdict on Tuesday after a federal jury ruled it allegedly sold engines with faulty piston rings to customers, leading to excessive oil ...

Kia is recalling over 147,000 vehicles for faulty oil rings. SUBARU RECALLS VEHICLES TO FIX ENGINE, SUSPENSION PROBLEMS According to the filing with the National Highway Traffic Safety ...

A new class action lawsuit claims the General Motors' 5.3L V8 engine burns oil at a fast rate, damaging the engine and potentially reducing its life span.

The piston rings on any engine have three main purposes - to ensure the combustion chamber’s tightness, to clean the cylinder and to leave a very thin layer of oil on its surface in order to ...