Keith Black Pistons KB272.020 Hypereutectic Piston Set Evo Sportster 74ci Dish +10cc

The Keith Black Pistons KB272.020 is a high-performance hypereutectic piston set designed specifically for Harley-Davidson Evolution Sportster engines. This complete piston kit increases displacement to 74 cubic inches and features a dish design with +10cc additional chamber volume for optimized compression ratios.

Key Features:

• Hypereutectic aluminum construction for superior strength and reduced thermal expansion
• Dish piston design with +10cc chamber volume for controlled compression
• Engineered for 74 cubic inch displacement on Evolution Sportster engines
• 0.020" oversize bore for rebuild applications
• Includes complete piston set with rings, pins, and clips
• Precision-machined for exact fitment and optimal performance

Keith Black Performance Pistons are known for their quality engineering and durability in high-performance applications. The hypereutectic alloy provides excellent wear resistance and heat dissipation, making this piston set ideal for street or performance builds. The dish configuration allows for precise compression tuning when building or rebuilding your Sportster engine.