Liqui Moly HD-Classic SAE 50 Street is a mineral-based single-grade motor oil developed specifically for classic air- and water-cooled four-stroke motorcycles. This formulation delivers reliable lubrication, wear protection, and engine cleanliness under both normal and high-temperature conditions. It is especially suited for older engine designs such as those found in Harley-Davidson models, and is compatible with catalytic converters.

Features

• Mineral-based monograde motor oil for classic motorcycles


• Optimal for air- and water-cooled four-stroke engines


• Provides high wear protection and corrosion resistance


• Stable viscosity with excellent shear stability


• Suitable for Harley-Davidson engines requiring SAE 50 oil


• Low evaporation loss minimises oil consumption


• Compatible with catalytic converters


• Mixable with all commercially available motor oils


• Meets API SG performance standard

Technical Specifications

• SAE Grade: 50


• Base Oil Type: Mineral


• Specification: API SG


• Packaging: 4L plastic canister

Application Information

Designed for classic motorcycles requiring SAE 50 monograde oil. Check vehicle manufacturer specifications before use. For best results, apply undiluted and according to recommended service intervals.