The ACL 6B1584H-STD Race Series Connecting Rod Bearing Set is designed for compatible BMW N54B30, N55B30, and S55B30 3.0L inline-six engines. This listing is for the standard-size version of ACL's high-performance rod bearing set.
ACL Race Series bearings are engineered for demanding performance applications and are a popular choice for modified turbocharged BMW engines, high-RPM builds, and engine rebuilds where increased bearing durability is desired.
Features
- ACL Race Series high-performance connecting rod bearing set
- Designed for BMW N54B30, N55B30, and S55B30 3.0L engines
- Standard-size bearing set
- Performance-oriented bearing construction
- Designed for demanding turbocharged and high-RPM applications
- Complete rod bearing set for compatible BMW inline-six engines
Engine Fitment
- BMW N54B30 3.0L Twin-Turbo Inline 6
- BMW N55B30 3.0L Turbo Inline 6
- BMW S55B30 3.0L Twin-Turbo Inline 6
Common Vehicle Applications
- BMW 135i
- BMW 1 Series M Coupe
- BMW 335i / 335is
- BMW 535i
- BMW 740i / 740Li
- BMW Z4 sDrive35i / sDrive35is
- BMW M2 Competition
- BMW M3
- BMW M4
Vehicle fitment depends on the exact engine installed. Confirm your BMW is equipped with a compatible N54B30, N55B30, or S55B30 engine before ordering.
Specifications
- Manufacturer: ACL
- Series: Race Series
- Part Number: 6B1584H-STD
- Base Bearing Set: 6B1584H
- Product Type: Connecting Rod Bearing Set
- Bearing Size: Standard
- Engine Configuration: Inline 6
- Engine Displacement: 3.0L
- Engine Families: N54B30 / N55B30 / S55B30
- Fitment Type: Performance / Custom
Standard Size
This listing is for the standard-size ACL 6B1584H bearing set. Crankshaft journal dimensions should be measured before selecting bearing size to confirm the engine is suitable for standard-size bearings.
Recommended Use
- Performance BMW N54 engine builds
- Performance BMW N55 engine builds
- BMW S55 engine service and rebuilds
- Modified turbocharged applications
- High-RPM performance builds
- Engine rebuilds requiring standard-size rod bearings
What’s Included
- 1 complete ACL 6B1584H-STD connecting rod bearing set
Installation
Connecting rod bearing installation requires accurate crankshaft measurement and bearing-clearance verification. Follow the appropriate BMW and ACL engine-building specifications during installation. Professional engine-builder installation is recommended.
Proposition 65 Warnings.
Cancer and Reproductive Harm. See details below.
Items that are not CARB Legal will not be sold and ship to California or CARB states.
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