Rislone 16 Oz. Ring Seal Engine Additive

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.