Manley Performance Nissan SR20DE/DET 86.5mm +0.5mm Oversized Bore Dish Piston Set with Ring – Part Number 638005C-4

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.

• 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 Nissan SR20DE or DET engine with the Manley Performance 86.5mm +0.5mm oversized bore dish piston set, designed for high performance and durability. Crafted from premium 2618 alloy forgings, these pistons deliver exceptional strength and thermal stability essential for demanding applications. The pistons feature proven cam and barrel (skirt) profiles that generate significant power while minimizing wear on cylinder walls, making them ideal for tuned engines and high-performance builds. Each piston includes moly skirt coatings on select part numbers to enhance wear resistance and reduce friction, contributing to longer engine life.
Chrome Moly wrist pins come standard for reliable pin retention, with options available for upgrades to 9310 or Turbo Tuff/DLC alloys for increased durability under extreme conditions. Manley's unique fixturing process allows for precise skirt turning and ring groove machining in a single operation, ensuring perfect ring land and groove squareness for optimal sealing. This precise machining results in improved ring seal, reduced blow-by, and increased power output. The pistons are engineered to meet strict standards for ring lands and grooves, ensuring consistent performance and reliability across applications. Designed to be compatible with high-performance engine builds, these pistons help maximize power while being gentle on cylinder walls, thanks to carefully engineered cam and barrel profiles. Perfect for enthusiasts and professional engine builders seeking superior quality and performance, the Manley SR20DE/DET piston set is a dependable choice for your next upgrade.

Features:

• 2618 alloy forgings for superior strength and thermal stability

• Proven cam and barrel (skirt) profiles optimized for power and minimal wear

• Moly skirt coatings on select part numbers for enhanced wear resistance

• Chrome Moly wrist pins as standard, with upgrade options to 9310 and Turbo Tuff/DLC alloys

• Unique fixturing allows for combined skirt turning and ring groove machining in a single step

• Precisely machined ring lands and grooves for improved ring seal and power

• Designed for high-performance engine applications with a focus on durability and efficiency

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