Synthetic Straight Weight Lubricant

Klotz Synthetic Straight Weight Lubricant

Premium synthetic oil engineered for classic Harley-Davidson pre-Evolution® engines and high-performance applications. Designed to reduce friction, control temperatures, and protect vital engine components under demanding conditions.

• Warranty compliant: Meets API-SH / CG-4 service specifications
• Custom formulation: Optimized for Harley-Davidson pre-Evolution® engines
• Less Drag—More Power®: Low friction properties improve power delivery and throttle response
• High temperature film strength: Superior anti-wear protection at elevated temperatures
• Cooling & detonation control: Helps reduce engine temperature and minimize detonation

Ideal for riders seeking reliable protection and consistent performance from a straight-weight synthetic lubricant. Use to extend engine life, maintain clean components, and preserve factory performance characteristics.