NPR performance grade ring set for 1275cc engines. Fits Mega/Omega/Evolution/and Swiftune Heritage style pistons using 1.2mm top and second rings, and 4mm 3 piece oil control rings. These will last many many miles of hard driving, and are applicable to a wide variety of applications. These rings are usually a perfect fit but we recommend you check your ring gaps as with all engine builds. 
 
Sold as a single set for one piston.