BONZI Break-in Oil. Formulated for max performance for Zenoah Marine or Air Cooled engine
Also great for Zenoah clones, RCMK and other hobby engines.
Stock or modified engines will help to properly seat the ring to the cylinder. This is known as the scuffing process.
Most 100% synthetic oils are so slick that they do not allow this process or take an extremely long time to do so.
Just 5 ounces of BONZI break in oil to one gallon of gas allows for complete engine break-in.
(1) 5 oz. bottle
Use for one complete break-ins.
STRONGLY RECOMMEND this product for your new Zenoah engine!