Manley 597200C-8 Flat Top Forged Pistons 3.917in Bore -5cc

Featuring a 3.917-inch bore diameter, a 1.085-inch compression distance (CD), and a -5cc flat top dome with valve reliefs, these pistons are designed to deliver optimized compression ratios and exceptional durability under demanding conditions.

Manley pistons are manufactured from high-strength 2618 or 4032 aluminum alloy forgings, providing superior strength-to-weight ratios compared to cast alternatives. The flat top design with -5cc valve clearance reliefs ensures reliable valve-to-piston clearance while maintaining an efficient combustion chamber geometry ideal for naturally aspirated and forced induction applications.

Key Features:

• Bore Diameter: 3.917 inches
• Compression Distance (CD): 1.085 inches
• Dome Style: Flat Top with -5cc valve reliefs
• Construction: Forged aluminum alloy for maximum strength and heat resistance
• Precision CNC-machined for consistent ring land geometry and tight tolerances
• Designed for street/strip and performance racing applications
• Compatible with standard Manley or OEM wrist pin configurations

Manley Performance has been a trusted name in performance engine components for decades, supplying OEM manufacturers and professional racing teams alike.