King Engine Bearings Bi-Metal Aluminum Main Bearing Set
2004–2006 Scion xA / 2004–2006 Scion xB / 2016 Scion iA with Toyota 1NZ-FE / 2NZ-FE Engines
MB5394AM0.5
Overview:
The King Engine Bearings Bi-Metal Aluminum Main Bearing Set is engineered specifically for Toyota 1NZ-FE and 2NZ-FE engines, providing reliable and durable main bearing protection for your vehicle. Designed to meet or exceed OEM specifications, this bearing set is ideal for daily drivers and performance enthusiasts seeking enhanced engine longevity and smooth operation.
Whether you own a 2004–2006 Scion xA or xB, or a 2016 Scion iA, this main bearing set offers precise fitment and robust construction to support your engine’s rotating assembly under normal and demanding conditions. It is a critical component for engine rebuilds, repairs, or upgrades where dependable bearing performance is required.
Key Features:
This bi-metal main bearing set combines advanced materials and manufacturing techniques to deliver superior performance and durability:
- Bimetal Construction: Aluminum base with a durable overlay provides excellent wear resistance and conformability to crankshaft journals.
- Precision Machining: Manufactured to tight tolerances for optimal fit and smooth crankshaft rotation.
- OEM Compatibility: Designed specifically for Toyota 1NZ-FE and 2NZ-FE engines, ensuring direct fit without modification.
- Enhanced Durability: Aluminum base material offers improved heat dissipation and strength compared to traditional bearing materials.
- Reliable Performance: Supports consistent oil film formation to reduce friction and wear during engine operation.
- Complete Set: Includes all main bearings required for a full engine rebuild or replacement.
Construction & Design:
The main bearings feature a bi-metal design with an aluminum base layer that provides a strong foundation and excellent thermal conductivity. This is overlaid with a wear-resistant material that ensures long service life and reliable performance under varying engine loads and temperatures. The precise machining process guarantees a perfect fit on the crankshaft journals, minimizing vibration and maximizing smooth engine operation.
King Engine Bearings utilizes advanced manufacturing standards to produce bearings that meet or exceed OEM quality, making them a trusted choice for both professional mechanics and automotive enthusiasts.
Installation & Fitment:
This main bearing set is designed for seamless installation in Toyota 1NZ-FE and 2NZ-FE engines found in the following vehicles:
- Scion xA Base 2004–2006
- Scion xB Base 2004–2006
- Scion iA Base 2016
The bearings fit directly onto the engine’s main journals using factory specifications. No modifications, cutting, or special tuning are required for installation. Proper installation ensures optimal engine performance and longevity.
What's Included:
- Complete set of bi-metal aluminum main bearings for Toyota 1NZ-FE / 2NZ-FE engines
- Precision-machined components ready for direct installation
Ideal For:
This main bearing set is ideal for:
- Engine rebuilds and overhauls on compatible Toyota and Scion models
- Owners seeking OEM-quality replacement bearings for reliable daily driving
- Performance enthusiasts requiring durable bearings to support enhanced engine output
- Mechanics and shops performing maintenance or repairs on 1NZ-FE / 2NZ-FE engines
