Aeroshell - 100 Straight Mineral Piston Break In Oil , SAE 50

Aeroshell - 100 Break in Mineral Oil , SAE50 AeroShell Oil 100 is a straight mineral oil blended from selected high viscosity index base oils. This oil does not contain any additives except for very small amounts of pour point depressant (which aids to improve fluidity at very low temperatures) and an anti-oxidant. AeroShell Oil 100 is approved for all aviation piston engines of civil aircraft when the use of an oil not containing a dispersant additive is required; however, they should also be used during the break-in of a new aviation piston engine or those recently overhauled. The specially blended High Viscosity Index base oils in AeroShell Oil 65, 80, 100 and 120 have been designed to provide effective protection to engine components compared to conventional mineral oils. This helps ensure complete confidence and peace of mind knowing that your aircraft will perform reliably in between scheduled overhauls. AeroShell Oil 100 is produced to meet fully the SAE specification J-1966 (Gr