5150 FAQ

Forged vs. Cast Pistons

Forged vs. Cast Pistons

Piston selection is a critical step during the engine build process; pistons are the backbone of any true performance engine. Not only is it crucial to choose the right bore...

Forged vs. Cast Pistons

Piston selection is a critical step during the engine build process; pistons are the backbone of any true performance engine. Not only is it crucial to choose the right bore...

Physical Vapor Deposition (PVD)

Physical Vapor Deposition (PVD)

Physical Vapor Deposition (PVD) is a specialty coating used by CP-Carrillo on specialized ring sets, favored for its finish, which is harder and notably smoother than traditional gas nitride alone,...

Physical Vapor Deposition (PVD)

Physical Vapor Deposition (PVD) is a specialty coating used by CP-Carrillo on specialized ring sets, favored for its finish, which is harder and notably smoother than traditional gas nitride alone,...

Oil Support Rails (OSR)

Oil Support Rails (OSR)

Oil Support Rails provide a solid oil ring landing surface by bridging the gap created by the wrist pin bore, providing the support necessary to prevent the oil ring from...

Oil Support Rails (OSR)

Oil Support Rails provide a solid oil ring landing surface by bridging the gap created by the wrist pin bore, providing the support necessary to prevent the oil ring from...

Cylinder Head Sealing 101: MLS/X, Cut-Ring, O-Ringing and Fire Ringing

Cylinder Head Sealing 101: MLS/X, Cut-Ring, O-R...

Head Gaskets are one of the most overlooked and inexpensive components to buy when building a performance street or race engine, yet are easily one of the most important. Head...

Cylinder Head Sealing 101: MLS/X, Cut-Ring, O-R...

Head Gaskets are one of the most overlooked and inexpensive components to buy when building a performance street or race engine, yet are easily one of the most important. Head...

BE Bearings Measuring Marks

BE Bearings Measuring Marks

Crafted by Mahle Clevite to BE Bearings' precise specifications, in collaboration with industry professionals, each BE product is meticulously hand-measured and matched into sets with uniform clearances and quality.

BE Bearings Measuring Marks

Crafted by Mahle Clevite to BE Bearings' precise specifications, in collaboration with industry professionals, each BE product is meticulously hand-measured and matched into sets with uniform clearances and quality.

OEM vs ARP Head Studs: What's the Difference?

OEM vs ARP Head Studs: What's the Difference?

Firstly, Studs vs. Bolts: Which is Better? For most applications, head studs are the better, recommended choice for standard engine builds, and invariably the only choice for performance BMW builds....

OEM vs ARP Head Studs: What's the Difference?

Firstly, Studs vs. Bolts: Which is Better? For most applications, head studs are the better, recommended choice for standard engine builds, and invariably the only choice for performance BMW builds....