King Engine Bearings
King Ford/Mazda Duratec 2.0/2.3 DOHC Silicon Bi-Metal Aluminum Main Bearing Set - Size STD - MB5442SI
- SKU:
- KINGMB5442SI
- UPC:
- 611500520051
- MPN:
- MB5442SI
- Availability:
- Regularly stocked product
Description
What is the difference between performance bearings and standard bearings?
Performance bearings, like these KING Main Bearings, offer enhanced oil film strength and reduced friction for superior engine protection and efficiency.
Are these bearings easy to install?
Professional installation is recommended for these KING Main Bearings to ensure optimal performance and proper engine operation.
KING Main Bearings deliver measurable power and efficiency gains, achieving up to 10 percent lower friction for your performance engine. Engineered with advanced materials, these bearings provide superior oil film strength for enhanced engine protection and durability. Trust these high-performance bearings for an extended engine lifespan and confident performance upgrades.
Why Choose the KING Main Bearings
Delivers superior oil film strength for enhanced engine protection.
Achieves reduced friction for improved engine efficiency and power.
Provides exceptional durability for extended engine lifespan.
Maximizes bearing performance under extreme operating conditions.
Who Is This For?
Engine Performance — 9/10
Achieves up to 10 percent lower friction.
Fuel Efficiency — 8/10
Lower friction can lead to efficiency gains.
Street Performance — 7/10
Lower friction provides noticeable power gain.
Track / Autocross — 6/10
Lower friction contributes to power gains.
Racing Competition — 6/10
Lower friction contributes to power gains.
Additional Resources
Important Notices
⚠️ Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
Browse More: Shop All Bearings — Engine Components
Additional Information
Case Lot Quantity: |
1 |
Category: |
Engine Components>Bearings |
Clearance Item: |
N |
MPN: |
MB5442SI |
Proposition 65: |
N |
Engine Performance: |
9/10 |
Fuel Efficiency: |
8/10 |
Street Performance: |
7/10 |
Track / Autocross: |
6/10 |
Racing Competition: |
6/10 |
Related Products
Related Products
King Engine Bearings Ford/Mazda 2.0L Duratec (Size STD) Silicon Bi-Metal Aluminum Rod Bearing Set - CR4515SI
King Engine Bearings
ACL 03+ Ford/Mazda 4 2.0L/2.3L DOHC Duratec Standard Size High Performance Main Bearing Set - 5M8174A-STD
ACL
ACL 03+ Ford/Mazda 4 2.0L/2.3L DOHC Duratec Standard Size Race Series Main Bearing Set - 5M8174HX-STD
ACL