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 #: 6472RX25

Overview

The Wiseco Professional Series Piston -15cc R/Dome 4.080in is a high-performance forged piston engineered specifically for the 6.1L SRT8 engines found in select Chrysler, Dodge, and Jeep models from 2005 to 2010. Designed for serious racers and engine builders, these pistons deliver exceptional strength and durability to withstand the rigors of heavy-duty and severe race applications. With a focus on precision and reliability, Wiseco’s Professional Series pistons help unlock the full potential of your high-performance build.

Ideal for those pushing their engines to the limit, these pistons provide a custom-level performance upgrade that supports increased power output while maintaining long-term durability under extreme conditions.

Key Features

Wiseco’s Professional Series pistons incorporate advanced features tailored for race and high-performance use, including:

• Forged from premium-grade aluminum alloy for superior strength and lightweight performance
• Precision CNC-machined to exact tolerances for optimal fit and function
• Designed with a -15cc reverse dome combustion chamber to optimize compression and combustion efficiency
• 4.080-inch bore diameter engineered to match factory specifications for direct fitment
• Supplied with premium piston rings for enhanced sealing and reduced blow-by
• Heat-treated for maximum durability and resistance to thermal stress
• Optimized skirt design to reduce friction and wear under high RPM conditions
• Compatible with high-performance connecting rods and aftermarket components

Construction & Design

Wiseco’s Professional Series pistons are crafted from high-quality forged aluminum alloy, providing an excellent balance of strength and weight savings critical for racing applications. The forging process enhances the metal’s grain structure, resulting in pistons that resist cracking and deformation under extreme pressure and heat.

The reverse dome design with a -15cc volume is engineered to improve combustion chamber dynamics, promoting efficient fuel burn and power delivery. Each piston undergoes rigorous CNC machining to ensure consistent dimensions and surface finishes, which contribute to reliable sealing and smooth operation within the cylinder bore.

Installation & Fitment

These pistons are designed as direct replacements for the factory pistons in the 6.1L SRT8 engines of the specified Chrysler, Dodge, and Jeep models. Installation typically requires standard engine rebuild procedures, including proper ring end gap setting and clearance checks. No major modifications are necessary when used with compatible components, but professional installation is recommended to ensure optimal performance and longevity.

What's Included

• One Wiseco Professional Series forged piston (4.080in bore, -15cc reverse dome)
• Premium piston rings pre-installed or included separately
• Technical documentation and installation guidelines

Ideal For

This piston is ideal for performance enthusiasts, professional racers, and engine builders seeking a durable, high-quality forged piston for severe duty and racing applications. It is especially suited for those upgrading or rebuilding the 6.1L SRT8 engines in Chrysler 300C, Dodge Charger, Dodge Magnum, Jeep Grand Cherokee, and Dodge Challenger models from the mid-2000s to 2010.

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.