Wiseco Professional Series Forged Pistons Set of 8: Chrysler 300 (05-15) / Dodge Ram 1500 (03-10) - 6.4L Gen3 HEMI 4.090"

Wiseco Professional Series Forged Pistons

Chrysler 6.4L Gen3 HEMI Hellcat / Demon

K0414XS

Overview:

The Wiseco Professional Series forged pistons are precision-engineered components designed specifically for high-performance Chrysler 6.4L Gen3 HEMI engines, including Hellcat and Demon models. Built for serious racers and engine builders, these pistons deliver exceptional strength and durability to withstand the rigors of heavy to severe duty race applications.

Whether you are assembling a high-boost street machine or a full race engine, these pistons provide the reliability and performance needed to push your build to the next level. With premium piston rings included, you’ll get a complete solution that supports increased power and engine longevity under extreme conditions.

Key Features:

Wiseco’s Professional Series pistons incorporate advanced design and manufacturing techniques to meet the demands of high-horsepower builds. Key features include:

• Forged construction for superior strength and resistance to thermal and mechanical stress
• 4.090 inch bore size, optimized for Chrysler 6.4L Gen3 HEMI engines
• 1.110 inch compression height to maintain proper piston-to-cylinder geometry
• 0.866 inch pin diameter for robust wrist pin fitment and durability
• Precision-machined surfaces for excellent ring sealing and reduced friction
• Supplied as a complete set of 8 pistons with premium piston rings included
• Designed to handle heavy to severe duty race conditions without compromise
• Compatible with high-boost and forced induction applications common in Hellcat and Demon builds

Construction & Design:

Each piston is crafted from high-grade forged aluminum alloy, providing an ideal balance of lightweight performance and structural integrity. The forging process enhances grain flow and strength, making these pistons highly resistant to cracking and deformation under extreme loads.

The design incorporates a carefully calculated compression height and pin diameter to ensure precise fitment and optimal piston-to-cylinder wall clearance. This attention to detail helps maintain engine efficiency and durability during high RPM operation.

Installation & Fitment:

This piston set is engineered specifically for Chrysler 6.4L Gen3 HEMI engines found in Hellcat and Demon models. The pistons are a direct fit replacement designed to work with factory or aftermarket components without requiring modifications.

• Set of 8 pistons for complete engine rebuilds
• Compatible with OEM and performance connecting rods and rings
• No special machining or custom fitting required beyond standard engine assembly procedures

What’s Included

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

Ideal For:

These Wiseco Professional Series pistons are ideal for:

• Performance enthusiasts building high-horsepower Chrysler 6.4L Gen3 HEMI engines
• Racers requiring durable pistons for drag, road course, or other severe duty applications
• Engine builders upgrading stock pistons for improved strength and reliability
• Forced induction and high-boost setups demanding robust internal components