Rislone 4405-6PK Engine Oil Supplement Concentrate – 11 oz., (Pack of 6)
Rislone Concentrated Oil Supplement with Zinc Treatment is a petroleum oil performance supplement “booster” containing ZDDP (zinc dialkyldithiophosphate). Zinc and Phosphorus EP (extreme pressure) additives help protect internal engine components including pistons, flat tappet camshafts, lifters, pushrod tips and the rest of the valve train. High performance formula stabilizes the motor oil to ensure against viscosity and thermal …