Lube Advisor

Conventional Motor Oil

Passenger Car Motor Oil

Conventional Motor Oil

Sinclair Conventional Motor Oil is designed for older vehicles and/or high temperature climates, whenever thicker oil is preferred or recommended.

The additive system is technologically advanced and includes detergents, dispersants, viscosity improver, anti-wear and anti-friction agents, as well as oxidation and corrosion inhibitors.

The Sinclair Protection Your Vehicle Deserves

Sinclair Motor Oil has been meeting the challenges of balancing protection, endurance and toughness for over 100 years. Today, as always, it provides outstanding protection at a great value.

Sinclair gives you reliable protection against friction, wear and thermal breakdown mile after mile.

Sinclair Conventional Motor Oils: Performance You'll Notice

Our conventional oils have been specifically formulated and designed to provide:

Protection

Outstanding control of friction and wear.

Toughness

Provides a strong oil film to protect rotating engine parts, even under extreme stress conditions.

Endurance

Extends oil life by withstanding heat and shearing.

Conventional Motor Oil

Sinclair Conventional 10W-30 Motor Oil

Sinclair Conventional 10W-30 Motor Oil is specifically formulated for the needs of older vehicles and/or higher-temperature climates, where thicker oils may be preferred.

Product Details 
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Conventional Motor Oil

Sinclair Conventional 10W-40 Motor Oil

Sinclair Conventional 10W-40 Motor Oil is specifically formulated for the needs of older vehicles and/or higher-temperature climates, where thicker oils may be preferred.

Product Details 
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