Manley 566400CE-8 4.125 Bore -20cc Dish Competition Series Pistons

Featuring a 4.125" bore diameter, a 1.065" compression distance (pin height), and a -20cc dish volume, these pistons are designed to achieve precise compression ratios in demanding performance applications.

Manley Performance Products has been a trusted name in professional motorsports for decades, producing pistons to exacting tolerances from high-strength forged aluminum alloy. The dish design allows builders to fine-tune compression ratios when paired with various cylinder heads, making these pistons a versatile choice for naturally aspirated, turbocharged, or supercharged builds.

Key Features:

• Bore Size: 4.125 inches
• Compression Distance: 1.065 inches
• Dish Volume: -20cc (dished configuration)
• Forged aluminum alloy construction for superior strength and heat resistance
• Precision-machined to tight tolerances for consistent ring seal and performance
• Designed for high-RPM, high-load racing and performance applications
• Compatible with standard wrist pin and ring groove configurations for the applicable bore size

Whether building a street/strip muscle car, a dedicated drag race engine, or a high-output forced induction application, the Manley 566400CE-8 pistons deliver the durability and precision that competitive engine builders demand.