Поршни, шатуны и кольцаعرض واحد لـ Scion في الشرق الأوسط (GCC)

Sealed Power A-Series rod bearings can actually polish the journals on your crankshaft. That's because there's a small percentage of silicon mixed in with the aluminum and tin that make up the bearing-surface alloy. The silicon is there for wear resistance, but its toughness actually smoot