Motor oil Archives - UnderhoodService
Domestic Gasoline Engine Oil Specifications

If it’s been more than a year since last oil change, the IOLM will display a reminder message, regardless of mileage.

What Do You Need to Know About Motor Oil?

Over the past decade, more and more shelf space has been dedicated to motor oils. New SKUs might be for new viscosities, original equipment manufacturer (OEM) specifications, and even motor oil formulations. This proliferation can create confusion when recommending the correct motor oil for the vehicle and customer. To help clear up the chaos, it

Direct Injection and Turbochargers

Making more power with less displacement puts additional stress on the engine.

VIDEO: Diesel Oil Viscosity Options And Weights

Depending on how they’re used, diesel engines can require different viscosity oil. This video is sponsored by AMSOIL.

The Spin On Spun Bearings

A spun bearing is usually the end result of a chain of unfortunate events.

Reading Oil Product Datasheets

The product data sheet starts with a listing of the basics, like appearance and part numbers.

Quaker State Announces ILSAC GF-6 Compliant Motor Oils

ILSAC GF-6 is the name of the next-generation of standards set by the International Lubricants Standardization and Approval Committee.

The Oil And Carbon Deposit Connection

Oil is made of carbon atoms. The oil in the crankcase is a highly refined carbon-based substance that is found in long chains with strong bonds that are typically uniform in size and shape. They work well together to lubricate the engine and protect the bearings, as they are engineered to withstand extreme temperatures.

Shell Lubricants Products Meet Requirements Of New API SN PLUS Specification

These motor oils are designed to combat the abnormal combustion phenomenon known as low speed pre-ignition found in some engines equipped with turbochargers and gasoline direct injection.

ExxonMobil Introduces Oil For High-Mileage Vehicles

The new oil is specifically designed for high-mileage vehicles with more than 75,000 miles on their engines.

Valvoline Introduces Low-Speed Pre-Ignition Protection Across Motor Oil Portfolio

The company says this formulation combats challenges with turbocharged gasoline direct-injection engines.

ACEA Oil Guide: Understanding European Motor Oils

ACEA standards are based on testing developed by the European Engine Lubricants Quality Management System (EELQMS). Think of ACEA as the SAE of Europe and EELQMS as the API/ILSAC in the U.S.