King Engine Bearings Tri-Metal Copper Lead Rod Bearing Set

2004–2006 Scion xA / 2004–2006 Scion xB / 2016 Scion iA

CR4349CP1.0

Overview:

The King Engine Bearings Tri-Metal Copper Lead Rod Bearing Set is a high-quality connecting rod bearing solution designed specifically for Toyota and Scion vehicles equipped with the 1NZ-FE and 2NZ-FE engines. This trimetal bearing set provides enhanced durability and reliable performance, making it an excellent choice for both daily drivers and enthusiasts seeking improved engine longevity and smooth operation.

Engineered to meet or exceed OEM specifications, these bearings ensure optimal fitment and function in your Scion xA, xB, or iA models. Whether you are performing an engine rebuild or upgrading your engine components, this bearing set delivers dependable protection against wear and stress under normal and spirited driving conditions.

Key Features:

King Engine Bearings’ tri-metal rod bearings offer a combination of materials and design that provide superior strength and wear resistance. Key features include:

• Tri-metal construction with a copper-lead alloy layer for excellent fatigue resistance and load capacity.
• Precision manufacturing to ensure tight tolerances and consistent bearing clearance for smooth engine operation.
• Compatibility with Toyota 1NZ-FE and 2NZ-FE engines, ensuring proper fit and performance.
• Enhanced durability to withstand the demands of daily driving and moderate performance use.
• Improved oil retention properties to maintain lubrication under varying engine conditions.
• Designed to reduce friction and wear, contributing to longer engine life and reliability.
• Ideal for engine rebuilds, repairs, or upgrades requiring OEM-level quality bearings.

Construction & Design:

This rod bearing set features a tri-metal design that combines a steel backing with a copper-lead overlay and a thin layer of soft metal to provide excellent conformability and embedability. The copper-lead layer offers superior load-carrying capacity, while the soft metal surface helps protect the crankshaft journal from minor debris and imperfections.

The bearings are manufactured with strict quality control standards to ensure consistent thickness and surface finish, which are critical for maintaining proper oil clearance and preventing premature engine wear. This construction supports reliable engine performance and longevity, especially in Toyota and Scion models with the 1NZ-FE and 2NZ-FE engines.

Installation & Fitment:

The King Engine Bearings Tri-Metal Copper Lead Rod Bearing Set is designed for direct replacement in compatible Toyota and Scion engines. These bearings fit the following vehicles:

• Scion xA Base 2004–2006
• Scion xB Base 2004–2006
• Scion iA Base 2016

Installation requires standard engine rebuild procedures and should be performed by a qualified technician or experienced mechanic. The bearings are engineered to OEM specifications, ensuring proper fitment without modification. No special machining beyond standard engine rebuild practices is necessary.

What’s Included

• Complete set of tri-metal copper lead connecting rod bearings for Toyota 1NZ-FE / 2NZ-FE engines

Ideal For:

This bearing set is ideal for:

• Engine rebuilds or repairs on compatible Toyota and Scion models
• Owners seeking OEM-quality replacement bearings with enhanced durability
• Daily drivers and enthusiasts who want reliable engine performance and longevity
• Mechanics and rebuild shops requiring precision-fit rod bearings for 1NZ-FE and 2NZ-FE engines

King Engine Bearings specializes in engine bearings with a strong footprint in performance and racing, developing advanced bearing materials and designs for high-load engines. Builders and racers rely on King for main and rod bearings engineered to handle higher cylinder pressures and sustained RPM without sacrificing reliability.