Wiseco Professional Series Forged Piston Set

2003–2024 Chrysler 300, 300C, Dodge Challenger, Charger, Dakota, Durango, Magnum, Ram, Jeep Commander, Grand Cherokee, Wagoneer, Ram 1500/2500/3500 5.7L HEMI V8

Part #: K467XS

Overview

The Wiseco Professional Series Forged Piston Set with a +21cc dome is engineered specifically for the Chrysler 5.7L 3rd Generation HEMI V8 engines from 2003 through 2024. Designed for high-performance builds and serious racers, these pistons provide a robust foundation for maximizing power and engine durability. Crafted to withstand the rigors of heavy to severe duty race applications, they offer superior strength and reliability compared to standard cast pistons.

Whether you are upgrading your engine for track competition or demanding street performance, Wiseco’s forged pistons deliver enhanced combustion efficiency and increased compression, helping you push your build beyond conventional limits.

Key Features

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

• Forged aluminum construction for exceptional strength and resistance to high stress and heat.
• +21cc dome design to increase compression ratio and improve combustion efficiency.
• 1.205 inch compression height tailored for shelf stock configurations, ensuring proper piston-to-cylinder head clearance.
• 3.917 inch bore size precisely matched for Chrysler 5.7L 3rd Gen HEMI engines.
• 0.927 inch pin diameter for a robust wrist pin fitment and enhanced durability.
• Includes premium piston rings engineered for superior sealing and reduced blow-by.
• Manufactured with tight tolerances to guarantee consistent performance and fitment.
• Designed for heavy-duty race builds requiring high reliability under extreme conditions.

Construction & Design

These pistons are forged from high-grade aluminum alloy, combining lightweight design with outstanding mechanical strength. The forging process refines the metal’s grain structure, producing pistons that resist cracking and deformation under extreme combustion pressures and temperatures. This ensures long-lasting durability even in the most demanding applications.

The +21cc dome shape increases combustion chamber volume, allowing engine builders to optimize compression ratios for improved power output and throttle response. The 1.205 inch compression height maintains proper deck clearance and piston-to-valve clearance in stock configurations, facilitating straightforward installation without the need for extensive engine modifications.

Installation & Fitment

This piston set is engineered for direct fitment in Chrysler 5.7L 3rd Generation HEMI V8 engines used in a wide range of vehicles from 2003 to 2024, including Chrysler 300 and 300C, Dodge Challenger, Charger, Dakota, Durango, Magnum, Ram trucks, and Jeep models such as Commander, Grand Cherokee, and Wagoneer. The precise dimensions ensure compatibility with stock blocks and heads.

Installation follows standard engine assembly procedures. No special modifications to the block or cylinder head are required when using these pistons within their intended application. It is recommended to perform proper ring end gap and clearance checks during assembly to ensure optimal performance and longevity.

What's Included

• Set of 8 forged pistons with +21cc dome design
• Premium piston rings matched to piston specifications
• Complete hardware for wrist pin installation

Ideal For

• Performance enthusiasts building or upgrading Chrysler 5.7L 3rd Gen HEMI engines
• Racers requiring durable pistons capable of handling heavy to severe duty conditions
• Engine builders seeking reliable forged pistons with increased compression capability
• Applications demanding enhanced strength and durability beyond factory components