The Castrol GTX Classic SAE 20W-50 High Zinc Content Conventional Motor Oil is a high-quality motor oil specifically designed for classic vehicles. With a viscosity rating of 20W-50, this oil provides excellent protection for older engines that may require higher zinc content to ensure optimal performance. The 1 qt. volume makes it convenient for oil changes and ensures your engine stays lubricated for extended periods. Made by the reputable brand Castrol, this oil is a reliable choice for maintaining the health of your classic car, motorcycle, or boat engine.
