Manley Performance BMW N55/S55 84mm Platinum Series Dish Extreme Duty Piston Set (Part Number: 647000CE-6)

Our signature "Platinum Series" pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley pistons for superior performance and durability. Manley Piston Set, PIST-BMW N55/S55 84.0mm -10.5cc E/D.

• Chrome Moly Wrist Pins: Premium Chrome Moly wrist pins come standard with our Standard Series Pistons. For select SKUs, we offer wrist pin upgrades to 9310 and Turbo Tuff/DLC alloys, providing additional durability.
• Unique Fixturing: Manley's unique fixturing allows for skirt turning and ring groove machining in a single operation, ensuring ultimate ring groove to skirt squareness.
• Exacting Ring Lands and Grooves: We adhere to strict standards for piston ring lands and grooves, resulting in enhanced ring seal and more power.
• Cam and Barrel Profiles: Our pistons boast cam and barrel (skirt) profiles that generate substantial power while being gentle on cylinder walls.
• 2618 Alloy Forgings: We use domestic 2618 alloy forgings, ensuring superior strength and performance.

Upgrade your BMW N55 or S55 engine with the Manley Performance Platinum Series Dish Extreme Duty Piston Set, designed for high-performance applications and exceptional durability. Crafted from 2618 alloy forgings, these pistons provide superior strength and resilience, making them ideal for professional engine builders and tuners seeking reliable power gains. The pistons feature proven cam and barrel skirt profiles that generate substantial horsepower while being gentle on cylinder walls, ensuring longevity and consistent performance. Each set includes premium chrome moly wrist pins, with options for upgraded alloys such as 9310 and Turbo Tuff/DLC, offering enhanced durability under demanding conditions.

Manley's unique fixturing process allows for precise skirt turning and ring groove machining in a single operation, resulting in optimal ring land and groove squareness. This meticulous manufacturing approach leads to improved ring seal, reducing blow-by and increasing power output. The pistons are engineered with exacting ring lands and grooves, adhering to strict standards to ensure maximum sealing efficiency and performance. Designed specifically for high-performance engine builds, these pistons are not carb approved but are acknowledged for use in racing and extreme duty applications.

Built with strength and precision in mind, the Manley Platinum Series pistons are an essential upgrade for enthusiasts looking to enhance their BMW’s power output while maintaining engine integrity. Their robust construction and detailed craftsmanship make them a reliable choice for serious tuners and professional engine builders who demand the best in performance and durability from their automotive components.

Features:

• Made from 2618 alloy forgings for superior strength and durability

• Proven cam and barrel skirt profiles optimized for power and engine longevity

• Premium chrome moly wrist pins included, with upgrade options to 9310 and DLC alloys

• Unique fixturing process for precise skirt turning and ring groove machining

• Exacting ring lands and grooves to ensure optimal ring seal and increased power

Air Freight Prohibited: false
Not Carb Approved: true
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1