Wiseco Pistons 3091LT 78.5mm Semi Keystone L-Ring High Performance Piston

The Wiseco 3091LT is a high-performance piston designed with a 78.5mm bore diameter and a semi-keystone ring groove configuration. This piston features Wiseco's "L" ring design, which combines the benefits of traditional keystone rings with improved sealing characteristics for enhanced combustion efficiency and reduced blow-by.

Key Features:

• 78.5mm bore diameter for precise fitment
• Semi-keystone ring groove design for superior ring seal and stability
• "L" ring configuration optimizes compression sealing
• Forged aluminum construction for maximum strength-to-weight ratio
• Precision-machined to tight tolerances for consistent performance
• Designed for high-performance and racing applications

Wiseco pistons are manufactured using advanced forging techniques and premium materials to withstand the extreme pressures and temperatures of performance engines. The semi-keystone ring design provides excellent ring support while maintaining efficient oil control, making this piston ideal for builders seeking reliability and power.