Wiseco K1685 High-Performance 1200cc Evolution Piston Kit 10.5:1 Compression

The Wiseco K1685 is a complete high-performance piston kit engineered for Harley-Davidson 1200cc Evolution engines, delivering a 10.5:1 compression ratio for increased power and torque. This kit includes forged pistons, rings, wrist pins, and circlips for a complete top-end rebuild.

Key Features:

• Forged from high-silicon, low-expansion aluminum alloy for superior strength and reduced weight
• 10.5:1 compression ratio optimized for performance with pump gas compatibility
• Precision CNC machined with diamond-turned finish for perfect dimensional accuracy
• Compatible with all cylinder bore compositions including cast iron, chrome, Nikasil, and boron composite
• Advanced skirt coating reduces friction and extends piston life
• Includes high-quality piston rings, wrist pins, and circlips
• Improved heat transfer characteristics prevent hot spots and detonation

Wiseco pistons are manufactured in state-of-the-art computerized facilities to exacting tolerances, making them the choice of professional racers and serious enthusiasts. Each kit is designed for easy installation and long-lasting performance in demanding applications.