Wiseco Professional Series Forged Racing Pistons

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

Part #: K0037X05

Overview

The Wiseco Professional Series forged racing pistons are engineered for high-performance Chrysler 6.1L 3rd Gen HEMI V8 engines, delivering exceptional strength and durability for serious racers and engine builders. Designed to withstand heavy to severe duty race conditions, these pistons provide a reliable foundation to push power limits while maintaining long-term engine integrity. Each set includes premium piston rings, ensuring optimal sealing and performance right out of the box.

Built to exacting standards, these pistons are ideal for engine rebuilds or upgrades where maximum reliability and performance are required. Whether you are building a race engine or upgrading your factory components, Wiseco’s forged pistons offer a proven solution for enhanced durability and power potential.

Key Features

Wiseco’s Professional Series pistons incorporate advanced materials and precision engineering to meet the demands of high-performance racing applications:

• Forged from high-strength aluminum alloy for superior durability and resistance to extreme heat and pressure
• Features a -13cc reverse dome design to optimize combustion chamber volume and compression ratio
• Precision-machined 1.080 inch compression height for accurate piston-to-cylinder fitment
• 0.866 inch wrist pin diameter enhances pin strength and reduces flex under load
• Includes premium piston rings engineered for excellent sealing and reduced blow-by
• Set of 8 pistons, perfect for complete V8 engine rebuilds or upgrades
• Designed specifically for Chrysler 6.1L 3rd Gen HEMI engines with a 4.060 inch bore
• Ideal for heavy-duty and severe duty race builds requiring maximum reliability and performance

Construction & Design

These pistons are manufactured using a professional-grade forging process that enhances the aluminum alloy’s grain structure, resulting in improved strength and fatigue resistance. The reverse dome (dish) design carefully controls combustion chamber shape to optimize combustion efficiency and power output.

Each piston is CNC-machined to exact tolerances, ensuring consistent compression height and pin bore alignment. This precision reduces piston slap, improves engine smoothness, and extends component longevity under demanding conditions.

Installation & Fitment

This piston set is a direct fit for Chrysler 6.1L 3rd Gen HEMI engines with a 4.060 inch bore, covering 2005 through 2010 models of the Chrysler 300C, Dodge Challenger, Dodge Charger, Dodge Magnum, and Jeep Grand Cherokee SRT8 variants. Installation follows standard engine assembly procedures and is recommended for professional or experienced engine builders.

No modifications to the engine block or connecting rods are typically necessary when installing these pistons. However, proper ring end gap and clearance checks should be performed during assembly to ensure optimal performance and reliability.

What's Included

• Set of 8 forged aluminum pistons
• Premium piston rings installed on each piston

Ideal For

• Professional racers and engine builders seeking maximum durability and performance
• High-performance Chrysler 6.1L HEMI engine builds requiring forged pistons
• Heavy-duty and severe duty racing applications
• Engine rebuilds aiming to increase power and reliability

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.