Wiseco Professional Series Forged Pistons

Chrysler Gen 3 6.4L HEMI V8

K0416X1

Overview:

The Wiseco Professional Series forged pistons are precision-engineered components designed specifically for the Chrysler 6.4L Gen 3 HEMI engine. Crafted for serious racers and high-performance builders, these pistons deliver exceptional strength and durability to withstand the rigors of heavy to severe duty race applications.

Whether you are building a dedicated race engine or a high-output street machine, these pistons provide the reliability and performance needed to push your build beyond factory limits. Each set includes premium rings and is optimized for maximum power and longevity under extreme conditions.

Key Features:

Wiseco’s Professional Series pistons incorporate advanced design and manufacturing techniques to ensure superior performance and durability:

• Forged from high-strength aluminum alloy for excellent fatigue resistance and durability under high stress.
• Precision-machined 4.100 inch bore size to match the Chrysler 6.4L Gen 3 HEMI specifications.
• Compression height of 1.110 inches, engineered for optimal piston-to-cylinder head clearance and combustion efficiency.
• 0.927 inch pin diameter for enhanced wrist pin strength and stability during high RPM operation.
• Supplied as a complete set of 8 pistons, ideal for V8 engine builds.
• Includes premium piston rings designed to maintain excellent sealing and reduce blow-by in demanding race environments.
• Designed for heavy to severe duty race builds, capable of handling high cylinder pressures and temperatures.
• Manufactured with tight tolerances to ensure consistent fitment and performance across all pistons.

Construction & Design:

These pistons are forged using Wiseco’s advanced forging processes, which produce a dense, uniform grain structure that enhances strength and resistance to cracking. The design incorporates optimized skirt profiles and ring lands to reduce friction and wear while maintaining structural integrity under extreme loads.

The Professional Series pistons are engineered to provide excellent thermal conductivity and dimensional stability, helping to maintain tight clearances and improve engine efficiency. Their robust construction makes them ideal for engines subjected to high boost, nitrous, or other extreme power adders.

Installation & Fitment:

This piston set is designed as a direct replacement for the Chrysler Gen 3 6.4L HEMI engine, ensuring proper fitment with compatible connecting rods and cylinder bores. Installation requires standard engine assembly procedures, and it is recommended to follow Wiseco’s installation guidelines for ring end gap and piston clearance.

No modifications to the engine block or other components are typically necessary when using these pistons, making them a straightforward upgrade for performance builds.

What’s Included

• Set of 8 forged aluminum pistons
• Premium piston rings matched to the piston design
• Technical documentation and installation guidelines

Ideal For:

• Serious racers building heavy to severe duty race engines
• Performance enthusiasts upgrading their Chrysler Gen 3 6.4L HEMI for increased power and durability
• Engine builders requiring high-quality forged pistons for forced induction or nitrous applications
• Builders seeking reliable components capable of withstanding high cylinder pressures and temperatures

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.