Bel Ray V-Twin Primary Chaincase Lubricant Bel-Ray Primary Chaincase Lubricant delivers outstanding clutch feel, superior wear prevention and deposit control for top lubrication performance. Premium base oils provide seal conditioning to prevent fluid leaks from happening. Its distinct red color makes leaks easy to identify in multiple lubrication cavity engines. Primary Chaincase Lubricant meets or exceeds V-Twin requirements and Will NOT void warrantees. When combined with Big Twin Transmission Oil it provides complete drivetrain protection and unbeatable performance for all stock and modified Big Twins. Features: Formulated for primary chains and wet clutches Wear protection extends transmission life Prevents clutch slipping and chatter for consistent engagement Distinctive red color makes leak detection easy All temperature reliability Helps prevent leaks 80W viscosity