Engine Piston & NPR Ring Set (66.00 mm STD) for Hyundai Atos 1.0 12V G4HC (2003-Onwards)

High-performance piston and NPR (Nippon Piston Ring) set with a Standard (STD) 66.00 mm diameter, specifically engineered for Hyundai Atos models equipped with the 1.0L 12V G4HC engine. Featuring premium Japanese NPR rings, this set offers superior sealing against combustion pressures and exceptional oil control. The pistons are precision-machined from high-grade thermal-resistant alloys to ensure low friction and stable thermal expansion. Ideal for high-quality engine overhauls to restore original fuel efficiency and peak torque.