Wiseco Professional Series Forged Pistons

Chrysler 6.1L 3rd Gen HEMI

K470X05

Overview:

The Wiseco Professional Series forged piston set is engineered for serious racers and high-performance builders who demand uncompromising strength and durability. Designed specifically for the Chrysler 6.1L 3rd Generation HEMI engine, these pistons provide a reliable foundation for heavy to severe duty race applications.

Whether you are building a dedicated race engine or a high-output street machine, these pistons deliver the performance and resilience needed to push your build to the next level. With a 4.060-inch bore size and a -28cc dish design, they offer precise combustion chamber volume control to optimize power and efficiency.

Key Features:

Wiseco’s Professional Series pistons incorporate advanced design and manufacturing techniques to ensure maximum performance and longevity under extreme conditions. Key features include:

• Forged from premium-grade aluminum alloy for superior strength and heat resistance.
• 28cc dish piston design to optimize compression ratio and combustion efficiency.
• 4.060-inch bore diameter, matching the Chrysler 6.1L HEMI specifications for perfect fitment.
• 1.080-inch compression height for precise piston-to-cylinder head clearance.
• 0.866-inch pin diameter for robust wrist pin support and durability.
• Professional Series pistons are engineered for heavy to severe duty race builds, ensuring reliability under high stress.
• Supplied as a complete set of 8 pistons, ready for installation.
• Includes premium piston rings designed to maintain optimal sealing and reduce blow-by.

Construction & Design:

Each piston is forged using Wiseco’s advanced forging process, which enhances the metal grain structure for increased toughness and fatigue resistance. The -28cc dish design helps control compression ratio, making these pistons ideal for forced induction or naturally aspirated race engines requiring precise combustion chamber volume.

The pistons feature a shelf stock design that fits the Chrysler 6.1L HEMI engine’s cylinder bore and deck height specifications, ensuring a seamless replacement or upgrade without the need for extensive machining or modification.

Installation & Fitment:

This piston set is designed specifically for the Chrysler 6.1L 3rd Generation HEMI engine, providing direct fitment with a 4.060-inch bore size. Installation requires standard engine assembly procedures and proper ring end gap setting. No special modifications to the engine block are necessary when using these pistons.

• Fits Chrysler 6.1L 3rd Gen HEMI engines with 4.060-inch bore.
• Compatible with stock or aftermarket connecting rods designed for 0.866-inch wrist pins.
• No cutting, drilling, or special tuning is required for installation.

What’s Included

• Set of 8 forged pistons with -28cc dish design
• Premium piston rings matched to the piston specifications

Ideal For:

This Wiseco Professional Series piston set is ideal for:

• Performance enthusiasts building high-output Chrysler 6.1L HEMI engines
• Racers requiring durable pistons for heavy to severe duty applications
• Engine builders seeking reliable forged pistons with precise dimensional control
• Those upgrading from stock pistons to improve strength and longevity under high stress

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.