These are piston rings for 13HP clone engine. They were originally used on the the Blue Max clone engine on generators imported by Jiang Dong, Ltd. China.
- Compatible with Honda GX390 13HP OHV Engine
- Brand Names of generators that used this style of part include Contractor Line, Powerwise, Chicago Electric, Cummings, WildFire, and DuroPower.
- Most of these units were sold under the private brand names, but few bear the JD logo.
- This piston ring set is a File Fit Set.