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 #: 6472LX25

Overview

The Wiseco Professional Series Piston is 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 forged pistons deliver exceptional durability under heavy and severe duty race conditions. Featuring a -15cc reverse dome design and a 4.080-inch bore size, they provide precise combustion chamber volume control to optimize power and efficiency.

Wiseco’s Professional Series pistons come equipped with premium rings and incorporate advanced manufacturing techniques to ensure maximum performance and longevity. Whether you’re building a track-ready race engine or a high-output street machine, these pistons remove the limits of conventional components, allowing your engine to perform at its peak.

Key Features

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

• Forged 2618 aluminum alloy construction for superior strength and fatigue resistance
• -15cc reverse dome piston crown for optimized compression and combustion efficiency
• 4.080-inch bore diameter tailored for 6.1L SRT8 engine applications
• Premium piston rings included for enhanced sealing and reduced blow-by
• Custom-machined wrist pin bore for precise fitment and reduced friction
• Designed to withstand heavy to severe duty race conditions and high RPM operation
• Compatible with factory and aftermarket connecting rods and engine components
• Heat-treated and stress-relieved for maximum durability and reliability

Construction & Design

Each Wiseco Professional Series piston is crafted from high-grade 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 enhances durability under extreme heat and pressure. The -15cc reverse dome design is precision-machined to optimize combustion chamber volume, improving power output and throttle response.

Attention to detail is evident in every aspect, from the custom wrist pin bore to the carefully engineered ring grooves that maintain ring stability and sealing efficiency. The pistons undergo rigorous quality control and heat treatment processes to ensure they meet the demanding standards of professional race engines.

Installation & Fitment

These pistons are designed as direct replacements for the 6.1L SRT8 engines in the specified Chrysler 300C, Dodge Charger, Dodge Magnum, Jeep Grand Cherokee, and Dodge Challenger models. Installation requires standard engine assembly procedures and should be performed by experienced technicians to ensure proper clearances and ring end gap settings. No major modifications to the engine block or connecting rods are typically necessary, but precise measurements and balancing are recommended for optimal performance and longevity.

What's Included

• Set of Wiseco Professional Series forged pistons (-15cc reverse dome, 4.080in bore)
• Premium piston rings pre-installed or included separately
• Installation guidelines and technical specifications

Ideal For

This piston set is ideal for professional racers, engine builders, and performance enthusiasts who require robust, race-ready components for their 6.1L SRT8 engines. Whether building a drag, road race, or high-performance street engine, the Wiseco Professional Series pistons provide the strength and precision needed to handle increased boost, higher RPMs, and extended track use without compromise.

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.