Wiseco Professional Series Forged Piston Set

2005–2010 Dodge Challenger, Charger, Magnum, Jeep Grand Cherokee 6.1L HEMI

Part #: K0111X05

Overview

The Wiseco Professional Series Forged Piston Set is engineered specifically for the Chrysler 6.1L Gen III HEMI small block engines found in select Dodge and Jeep models from 2005 to 2010. Designed for serious racers and high-performance engine builders, these pistons deliver exceptional strength and reliability under demanding conditions. Whether you are building a track-focused race engine or upgrading your street performance motor, this piston set provides a durable foundation for increased power and engine longevity.

Each set is precision-crafted to meet the rigorous demands of heavy-duty racing and high-output applications, ensuring consistent performance and durability. Supplied complete with premium piston rings, these pistons offer optimal sealing and combustion efficiency right out of the box.

Key Features

Wiseco’s Professional Series pistons incorporate advanced engineering and manufacturing techniques to meet the needs of high-performance and racing applications:

• Forged from high-strength aluminum alloy for superior durability and resistance to thermal and mechanical stress
• Precisely machined 4.060-inch bore diameter for exact fitment in Chrysler 6.1L Gen III HEMI engines
• 8.0 cc dish volume designed to optimize compression ratio and combustion efficiency
• 1.220-inch compression height tailored for proper piston-to-cylinder head clearance and ring positioning
• 0.984-inch wrist pin diameter for robust pin retention and reduced wear
• Complete set of eight pistons for balanced performance across all cylinders
• Includes premium piston rings engineered for enhanced sealing and reduced blow-by
• Designed to withstand the rigors of drag racing, road racing, and other high-RPM motorsports

Construction & Design

Wiseco’s Professional Series pistons are manufactured using state-of-the-art forging processes that improve grain structure and mechanical properties. The forged aluminum alloy construction offers an excellent strength-to-weight ratio, reducing reciprocating mass to enhance engine response and durability.

The pistons feature a carefully engineered 8.0 cc dish shape that helps achieve the desired compression ratio for the 6.1L HEMI engine while maintaining efficient combustion chamber dynamics. Precision CNC machining ensures tight tolerances and consistent fitment, critical for high-performance and racing applications.

Installation & Fitment

This piston set is designed specifically for Chrysler 6.1L Gen III HEMI small block engines, including the 2005–2010 Dodge Challenger SRT8, Charger SRT8, Magnum SRT8, and Jeep Grand Cherokee SRT8. They fit directly into factory cylinder bores and are compatible with the stock 4.050-inch stroke.

Installation requires standard engine assembly procedures and is recommended for professional engine builders or experienced enthusiasts. No modifications to the engine block or additional machining beyond standard honing and sizing are typically necessary when installing these pistons.

What's Included

• Set of 8 forged aluminum pistons
• Premium piston rings matched to piston specifications

Ideal For

• Serious racers and performance engine builders focused on Chrysler 6.1L Gen III HEMI platforms
• Heavy-duty and severe duty race builds requiring maximum durability and strength
• Drag racing, road racing, and other motorsports demanding reliable high-RPM performance
• Enthusiasts upgrading factory pistons for improved compression and power potential

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.