Wiseco Professional Series Pistons

2005–2010 Chrysler 300C / 2006–2010 Dodge Charger / 2006–2008 Dodge Magnum / 2006–2010 Jeep Grand Cherokee / 2008–2010 Dodge Challenger 6.1L SRT8

Part #: 6470LX05

Overview

The Wiseco Professional Series forged pistons are engineered for serious racers and high-performance builders who demand uncompromising strength and reliability. Designed specifically for the 6.1L SRT8 engines found in select Chrysler, Dodge, and Jeep models from 2005 to 2010, these pistons deliver exceptional durability under heavy and severe duty race conditions. Featuring a 4.060-inch bore diameter and a 28cc dish volume, they offer precise combustion chamber control to optimize power and efficiency.

Wiseco’s Professional Series pistons come equipped with premium piston rings and incorporate advanced design features that support high horsepower builds and extended engine life. Whether you’re building a street/strip machine or a dedicated race engine, these pistons provide the performance foundation to push your build beyond conventional limits.

Key Features

Wiseco Professional Series pistons combine cutting-edge technology and race-proven design elements to meet the demands of extreme performance applications. Key features include:

• Forged 2618 alloy construction for superior strength and fatigue resistance
• 4.060-inch bore size with a 28cc dished crown for optimized compression ratio
• Custom ring pack included for enhanced sealing and reduced friction
• Designed specifically for Chrysler 6.1L SRT8 engines to ensure perfect fit and compatibility
• Precision CNC machining for tight tolerances and consistent performance
• Enhanced skirt coatings to reduce wear and scuffing under high loads
• Lightweight design to improve throttle response and reduce reciprocating mass
• Ideal for heavy-duty racing and severe duty street applications

Construction & Design

Each Wiseco Professional Series piston is crafted from premium 2618 forged aluminum alloy, known for its excellent strength-to-weight ratio and resistance to thermal fatigue. The forging process ensures a dense, uniform grain structure that withstands the extreme pressures and temperatures encountered in high-performance engines.

The pistons feature a dished crown design with a 28cc volume, carefully engineered to optimize combustion chamber shape and compression ratio for the 6.1L SRT8 platform. Advanced CNC machining guarantees precise dimensions and surface finishes, promoting consistent ring sealing and reduced blow-by. Additionally, the pistons are treated with specialized skirt coatings to minimize friction and wear, extending engine life even under rigorous racing conditions.

Installation & Fitment

These pistons are direct replacements for factory components in 6.1L SRT8 engines found in the 2005–2010 Chrysler 300C, 2006–2010 Dodge Charger, 2006–2008 Dodge Magnum, 2006–2010 Jeep Grand Cherokee, and 2008–2010 Dodge Challenger. Installation requires standard engine teardown and machining procedures consistent with performance rebuilds. Proper ring end gap and clearance checks are recommended to ensure optimal performance and longevity.

Wiseco Professional Series pistons are designed to fit without modification, making them an excellent choice for engine builders seeking reliable, high-strength components that maintain factory compatibility while delivering race-ready durability.

What's Included

• Set of forged Wiseco Professional Series pistons (quantity as required for engine)
• Premium piston ring set matched to piston specifications
• Installation guidelines and technical support documentation

Ideal For

These pistons are ideal for professional engine builders, serious racers, and performance enthusiasts who require pistons capable of handling high horsepower, heavy-duty racing, and severe duty street applications. They are perfectly suited for naturally aspirated or forced induction builds on Chrysler 6.1L SRT8 engines where strength, durability, and precision fitment are critical.

Wiseco is a forged piston and engine-components brand trusted in both automotive and powersports performance, offering precision-made pistons and kits for high-RPM, high-boost, and high-load builds. Whether you’re rebuilding for durability or chasing serious horsepower, Wiseco parts are chosen for strength, consistency, and proven performance in demanding conditions.