ACL Race Series High Performance Con Rod Bearing Set

2003 and Newer Chrysler 345 5.7L Hemi V8

1B1808H-.25

Overview:

The ACL Race Series High Performance Con Rod Bearing Set is engineered specifically for Chrysler 345 5.7L Hemi V8 engines from 2003 onward. Designed for serious enthusiasts and professional racers, this .25 oversized bearing set provides enhanced durability and reliability under extreme operating conditions. Whether you are building a high-output street machine or a dedicated race engine, these bearings deliver the strength and precision needed to withstand elevated loads and RPMs.

ACL’s Race Series bearings are crafted to offer superior protection against wear and fatigue, helping to extend engine life while maintaining optimal performance. This bearing set is an essential upgrade for anyone looking to maximize the potential of their Chrysler Hemi V8 powerplant.

Key Features:

Built to meet the demands of high-performance and racing applications, the ACL Race Series Con Rod Bearings include the following key features:

• .25 Oversized design for precise fitment in modified or rebuilt Chrysler 345 5.7L Hemi V8 engines
• Advanced tri-metal construction for excellent load capacity and fatigue resistance
• Optimized surface finish to reduce friction and improve oil film retention
• High-quality materials engineered to withstand elevated temperatures and pressures
• Manufactured to tight tolerances for consistent bearing clearance and reliable performance
• Ideal for engines subjected to high RPM, boost, or increased power output
• Compatible with factory and aftermarket components for versatile installation

Construction & Design:

ACL Race Series bearings utilize a tri-metal layering system, combining a steel backing with a durable copper-lead alloy and a thin overlay to provide excellent conformability and embedability. This construction ensures the bearings can absorb small debris and contaminants without damage, reducing the risk of premature failure.

The .25 oversize dimension accommodates engine rebuilds where the crankshaft journals have been machined, ensuring a precise and secure fit. The bearing surfaces are finely finished to promote optimal oil film formation, reducing metal-to-metal contact and enhancing engine longevity.

Installation & Fitment:

Installation of the ACL Race Series Con Rod Bearing Set requires standard engine rebuild procedures, including proper cleaning, measuring, and checking bearing clearances with plastigage or micrometers. These bearings are designed to fit Chrysler 345 5.7L Hemi V8 engines from 2003 and later, making them suitable for a wide range of factory and modified applications.

No special modifications are necessary beyond standard machining and assembly practices. It is recommended to follow the engine builder’s guidelines to ensure correct bearing clearance and alignment for optimal performance and durability.

What's Included:

• Set of ACL Race Series High Performance Con Rod Bearings, .25 Oversized
• Installation instructions and technical specifications

Ideal For:

This bearing set is ideal for engine builders, racers, and performance enthusiasts upgrading or rebuilding Chrysler 345 5.7L Hemi V8 engines. It suits applications ranging from high-performance street vehicles to competitive racing environments where enhanced bearing strength and reliability are critical.

ACL Race Series is known for performance engine bearings used across motorsports, with rod and main bearing options engineered for durability under high load and heat. Their positioning centers on racing-focused design, metallurgy, and engineering intended to stand up to demanding competition engines.