Bar's Products 16 Oz. Rislone Ring Seal Smoke Repair Engine Treatment

16 Oz. Rislone Ring Seal #4416, Reduces Oil Burning, Exhaust Smoke & Exhaust Emissions, Quiets Noisy Engines & Cushions Worn Parts, Rislone Ring Seal Contains High Shear Polymers Which Provide A Seal For Worn Pistons & Rings To Help Regain Lost Compression, 1 Bottle Increases Viscosity, Helping To Prevent Blow By Gases From Fouling The Crankcase, Provides Protective Coating For Pistons, Rings & Bearings When Assembling Rebuilt Engines & Gear Boxes Because It Clings To & Protects All Metal Surfaces, Retains Excellent Oil Flow Characteristics In Cold Weather.