Lubricant Contamination - OilSpec Guide

Engine Oil Fundamentals

Foaming and Aeration: How Air Turns Good Oil Into Bad Protection

Catching air in lubricants can turn good oil into a damaging contaminant, but understanding how to prevent this is essential for optimal machinery protection.

OilSpec Guide Team
February 5, 2026

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15 Best Portable Jump Starters for Reliability and Power in 2027

Compare the 15 best portable jump starters of 2027. Find the right amperage, capacity,…

OilSpec Guide Team
November 14, 2026

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15 Best Cordless Impact Wrenches for Automotive and Home Projects in 2027

Compare 15 cordless impact wrenches by torque claims, kit contents, battery setup, and…

OilSpec Guide Team
November 14, 2026

General

This Rear-Engine, Flat-Six STI Is A Poor Man’s Porsche 911 Turbo

Smeedia is fitting a turbocharged Subaru EG33 flat-six into an STI’s rear, retaining…

OilSpec Guide Team
November 14, 2026

General

Do EVs Wear Tires Faster? Here’s What The Studies Show

Studies find higher tire wear in some EV comparisons, but vehicle weight, driving style…

OilSpec Guide Team
November 14, 2026