Manley Performance

Manley BMW N55/S55 37cc Platinum Series Dish Piston Set - 647000C-6

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SKU:
MAN647000C-6
UPC:
807298117874
MPN:
647000C-6
Availability:
Regularly stocked product
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MSRP: $1,140.05
$1,048.85
— You save $91.20
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Description

What is the recommended break-in procedure for Manley forged pistons?
Manley forged pistons require a professional installation and a proper break-in procedure to ensure optimal performance and longevity.

Are Manley forged pistons suitable for high-boost applications?
Engineered with 2618 alloy forgings, these pistons deliver superior strength and reliability for extreme boost and high RPMs.

Manley Piston Sets - Forged - 6cyl offer unmatched strength and reliability for extreme conditions, scoring a 9 in Track / Autocross usage. Featuring 2618 alloy forgings and tool steel wrist pins, these pistons are built for relentless performance. Trust these forged components for demanding motorsport applications.

What Owners Say

Owners and enthusiasts consistently rank Manley pistons among their top choices for performance builds, praising the 2618 forged construction for durability and quality. Builders appreciate that these pistons don't score cylinder walls, a significant advantage during high-performance use. The weight savings compared to OEM components—up to 46 grams per piston assembly in some applications—delivers noticeable performance improvements. Some users note that the included rings can soften over time and may cause premature oil consumption, prompting experienced builders to upgrade rings separately. Despite this consideration, Manley remains a preferred brand among serious engine builders who value proven reliability and precision manufacturing in demanding applications.

Key Features

  • 2618 alloy forgings
  • proven cam and barrel skirt profiles
  • tool steel wrist pins
  • moly skirt coatings on select part numbers
  • Chrome Moly Wrist Pins
  • 9310 and Turbo Tuff DLC alloys

Why Choose the MAN Piston Sets - 6 Cyl

Delivers extreme durability for relentless track days and street abuse.

Achieves smoother engine operation and reduced friction for enhanced power.

Provides superior strength and reliability under extreme boost and high RPMs.

Transforms your engine's resilience, ensuring peak performance when you demand it.

Who Is This For?

Track / Autocross — 9/10
2618 alloy forgings offer extreme strength and reliability.

Drag Racing — 9/10
Forged construction withstands high stress and power.

Racing Competition — 9/10
Engineered for unmatched strength under extreme conditions.

Street Performance — 8/10
Proven profiles and strong materials enhance performance.

Engine Performance — 9/10
2618 alloy forgings provide unmatched strength.

High Speed Desert Running — 8/10
Reliability under extreme conditions is a key feature.

Frequently Asked Questions

Are Manley forged pistons worth the upgrade over OEM for a 6-cylinder engine?

Upgrading to Manley forged pistons delivers unmatched strength and reliability for demanding applications. These pistons are engineered with 2618 alloy forgings, providing superior resilience under extreme boost and high RPMs compared to stock components. Trust these components to transform your engine's capability.

What is the installation process for Manley 6-cylinder forged pistons?

Professional installation is recommended for Manley forged pistons to ensure optimal performance and fitment. Confirm the installation with a qualified technician to guarantee proper integration with your 6-cylinder engine. This ensures peak performance when you demand it.

How do Manley forged pistons perform in high-stress motorsport use cases?

Manley forged pistons achieve a score of 9 for Track/Autocross and Racing Competition due to their extreme durability. Engineered with 2618 alloy forgings, they provide superior strength and reliability under extreme conditions. These pistons are built to withstand relentless track days and street abuse.

What is the primary performance benefit of Manley 6-cylinder forged pistons?

Manley forged pistons achieve smoother engine operation and reduced friction for enhanced power. Their proven cam and barrel skirt profiles, along with 2618 alloy forgings, contribute to their high score of 9 for overall Engine Performance. Experience transformed engine resilience with these advanced components.

How do I confirm fitment for Manley 6-cylinder forged pistons in my vehicle?

Confirm fitment with your specific vehicle before purchasing Manley forged pistons. This ensures precise compatibility with your 6-cylinder engine. Accurate fitment is crucial for achieving the enhanced power and reliability these pistons offer.

Important Notices

⚠️ CARB Notice: This product is NOT legal for street use in California under CARB (California Air Resources Board) regulations. For off-road or race use only.

⚠️ Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.

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Additional Information

CARB:
This product is not CARB Legal and not for sale in California
Clearance Item:
N
MPN:
647000C-6
Proposition 65:
Y
Case Lot Quantity:
1
Category:
Engine Components>Piston Sets - Forged - 6cyl
Universal Fitment:
Y
Product Level:
Premium Performance
Track / Autocross:
9/10
Drag Racing:
9/10
Racing Competition:
9/10
Street Performance:
8/10
Engine Performance:
9/10
High Speed Desert Running:
8/10
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