Engine Piston Ring Set (86.00 mm STD) Old Type for Kia Besta & Mazda E2200 2.2 R2

High-quality engine piston ring set with Standard (STD) 86.00 mm specifications, specifically engineered for the Old Type piston configurations found in Kia Besta and Mazda E2200 2.2L R2 diesel engines. Manufactured from premium wear-resistant cast iron to match the mechanical stresses and thermal loads of early R2 engine blocks. This old type set features specific ring thicknesses designed for original factory piston grooves. Engineered to ensure superior cylinder sealing and oil control, effectively preventing blow-by and oil consumption while restoring original engine torque in units where standard bore dimensions are maintained.