5150 Xtreme Duty Cylinder Sleeve Set, BMW N63 11241304088 as broken springs can lead

as broken springs can lead to dropped valves

Replaces the original BMW # 17 51 7 600 531

and optimize engine performance across all RPMs

Once the dry break is released

5150 Xtreme Duty Cylinder Sleeve Set, BMW N63 11241304088 as broken springs can lead5150 Xtreme Duty Cylinder Sleeves, also known as cylinder liners, are centrifugally cast, ductile iron cylinder sleeves. Benefits of Engine Sleeving Include: Increased Bore Size: Sleeving your engine gives the opportunity to increase bore size for higher displacement and increased engine capacity, resulting in more power and more torque Increased Strength: Iron sleeves are stronger than alusil when subjected to high power, high stress applications,