This Mahle OE chrome top-ring set fits a 3.4449 in bore and features chrome steel top rings with a 1.2 mm section and standard gap. It functions as a direct top-ring replacement in piston rebuilds where a chrome top ring is specified. The overview focuses on correct sizing and material designation to help match rings to the existing piston and bore dimensions during repairs.
Mahle Rings 3.4449 X 1.2MM Chrome Steel Std Gap Top Ring Chrome Ring Set