Ryan Gary

Ryan Gary

With a solid foundation of 20 years in the mechanical industry and a Mechanical Engineering degree, Ryan Gary brings a deep understanding of automotive systems to Engine Oil Journal. Driven by a passion for vehicles and a commitment to providing accurate information, he created this platform to empower drivers to make informed decisions about engine oil care.

Oil for Pressure Washer Engine(5 Best Picks 2026)

Oil for Pressure Washer Engine

Most gas-powered pressure washers use four-stroke engines, similar to those found in lawn mowers and generators. These engines typically require SAE 30 or 10W-30 oil, while some high-performance or all-season users prefer synthetic 10W-30 for better protection across temperature changes.…

Best Engine Oil for BMW 535i(Top 3 Picks 2026)

Best Engine Oil for BMW 535i

The BMW 535i is powered by performance-focused engines such as the N54, N55, and B58, which generate significant heat during operation. Using the wrong oil can lead to turbo wear, excessive oil consumption, sludge buildup, and reduced engine life. Best…

Best Engine Oil for 150cc Scooter(Top 3 Picks 2026)

Best Engine Oil for 150cc Scooter

Most 150cc scooters perform best with 10W-40 engine oil because it provides excellent protection in both hot and moderate temperatures. Synthetic and semi-synthetic oils are usually preferred because they offer better lubrication and cleaner engine performance compared to conventional oils.…

Best Engine Oil for Volvo XC90(Top 5 Picks 2026)

Best Engine Oil for Volvo XC90

Modern Volvo XC90 engines are commonly turbocharged and require high-quality full synthetic oil that can handle high temperatures and demanding driving conditions. Using the proper engine oil helps reduce wear, improve fuel economy, protect turbochargers, and keep the engine clean.…

Best Engine Oil for BMW(Top 5 Picks 2026)

Best Engine Oil for BMW

BMW engines are engineered for performance, precision, and long service intervals. Because of this, they require high-quality full synthetic engine oil that can handle high temperatures, turbo pressure, and extended drain periods. Best Engine Oil for BMW 1. BMW TwinPower…