ACL Engine Crankshaft Main Bearing Set

1994–2001 Dodge Ram 1500 / 1997–1999 Dodge Dakota / 1998–2000 Dodge Durango V8 318ci (5.2L) Engines

5M1344A-20

Overview:

The ACL Engine Crankshaft Main Bearing Set is engineered specifically for Dodge V8 318ci (5.2L) engines produced between 1974 and 1998, with precise fitment for Dodge Ram 1500 (1994–2001), Dodge Dakota (1997–1999), and Dodge Durango (1998–2000) models. This bearing set is designed to restore and maintain optimal crankshaft performance by providing superior durability and reliable protection against wear and tear. Ideal for engine rebuilds or repairs, it ensures smooth operation and longevity of your engine’s rotating assembly.

Whether you’re a professional mechanic or a dedicated enthusiast, this bearing set offers the quality and precision needed to keep your Dodge’s V8 engine running at peak efficiency.

Key Features:

Built to meet or exceed OEM specifications, the ACL crankshaft main bearing set delivers dependable performance and durability. Key features include:

• Precision-engineered to fit Dodge 318ci (5.2L) V8 engines from 1974–1998
• Compatible with Dodge Ram 1500 (1994–2001), Dakota (1997–1999), and Durango (1998–2000)
• High-quality bearing materials for enhanced wear resistance and longevity
• Optimized oil clearance for improved lubrication and reduced friction
• Durable construction to withstand high engine loads and temperatures
• Manufactured under strict quality control standards for consistent performance
• Designed to support smooth crankshaft rotation and reduce engine noise
• Direct replacement for factory bearings, ensuring easy installation

Construction & Design:

ACL main bearings are crafted from premium-grade materials selected for their strength and durability under demanding engine conditions. The bearing shells feature a multi-layer design that includes a steel backing for structural support, an intermediate layer for fatigue resistance, and a soft overlay to provide excellent conformability and embedability. This construction helps protect the crankshaft journals from scoring and wear, extending engine life.

Each bearing is precision machined to tight tolerances, ensuring proper fit and optimal oil film thickness. This meticulous engineering reduces friction and heat buildup, contributing to improved engine reliability and performance.

Installation & Fitment:

The ACL crankshaft main bearing set is designed as a direct OEM replacement, making installation straightforward for experienced mechanics and engine builders. Proper installation requires cleaning and inspection of the crankshaft journals, checking bearing clearances with plastigage or micrometers, and following manufacturer torque specifications for main caps.

No modifications are necessary when installing this bearing set in compatible Dodge Ram 1500, Dakota, and Durango models equipped with the 318ci V8 engine. Using this bearing set during engine rebuilds or repairs ensures a precise fit and reliable operation.

What's Included:

• Complete set of crankshaft main bearings sized for Dodge 318ci (5.2L) V8 engines
• Upper and lower bearing shells for all main journals
• Installation instructions and specifications (where applicable)

Ideal For:

This bearing set is ideal for automotive professionals, engine rebuilders, and Dodge enthusiasts performing engine overhauls or maintenance on 318ci V8 engines. It suits those seeking a reliable, high-quality replacement bearing to restore engine smoothness, reduce wear, and extend engine life in Dodge Ram 1500, Dakota, and Durango trucks and SUVs from the specified years.

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.