Manley 590545SMS-8 Platinum Series Forged Piston Set Small Block Chevy 4.045" Bore 1.550" Compression Height Flat Top

The Manley 590545SMS-8 Platinum Series Piston Set is a premium forged piston solution designed for Small Block Chevrolet engines. This 8-piece piston set features a 4.045-inch bore diameter with a 1.550-inch compression height and flat top design, making it ideal for high-performance street and competition applications.

Key Features:

• Forged from domestic 2618 alloy for maximum high-temperature strength and fatigue resistance
• Flat top piston design optimized for performance builds
• Contour forgings provide optimal balance between strength and weight without grain-interrupting internal milling
• Proprietary multi-step top ring groove machining ensures precise control over groove size, geometry, flatness, and finish
• Proven cam and barrel skirt profiles for maximum power output while protecting cylinder walls
• Premium Chrome Moly tool steel wrist pins included with round wire locks
• Moly skirt coating for reduced friction and enhanced durability
• Unique fixturing allows skirt turning and ring groove machining in a single operation, ensuring ultimate ring groove to skirt squareness

Manley's Platinum Series pistons are engineered for power-adder and nitrous applications, capable of withstanding extreme forces and high-temperature environments. These pistons deliver trouble-free installation, excellent reliability, and maximum horsepower for demanding performance builds.