Wiseco Pistons K1769 3.517" Bore Domed Forged Piston Kit for Harley-Davidson Shovelhead

The Wiseco K1769 forged piston kit is engineered specifically for 1978-1984 Harley-Davidson Shovelhead engines with HD 1340 configurations. This complete top-end kit features a 3.517-inch bore diameter and delivers an 8.5:1 compression ratio with domed piston design for enhanced combustion efficiency and power output.

Complete Top End Kit Includes:

• Forged aluminum pistons with race-ready dome finish and smooth edges for optimized combustion flow
• High-performance ring kit for extended life and sustained power delivery
• Alloy piston pins with horizontal slot-pin oiling to reduce friction and prevent scuffing
• Complete top-end gasket kit with premium materials for proper sealing
• All necessary components for a complete rebuild in one package

Performance Features:

• Dedicated forgings manufactured from aerospace-grade aluminum alloy for superior strength-to-weight ratio
• ArmorGlide skirt coating reduces friction and noise while contributing to increased horsepower
• Pressure seal groove ensures maximum ring seal and compression retention
• Horizontal slot-pin oiling system provides scuff resistance and enhanced lubrication
• Race-ready dome finish eliminates hot spots and promotes efficient combustion

Wiseco's precision engineering and premium materials make this kit ideal for both stock rebuilds and performance upgrades on Shovelhead V-twin engines. Each component is specifically matched to work together for reliable, long-lasting performance.