5150 Xtreme Duty Cylinder Sleeve Set, BMW M54 11241278194 and they have proven to

and they have proven to be a top performer in both street and racing BMW B48 engines

the S58B30

and a lightweight forged crankshaft

Whether you’re building a boosted daily driver

With the kinematics of this design

5150 Xtreme Duty Cylinder Sleeve Set, BMW M54 11241278194 and they have proven to5150 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,