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MAHLE

MAHLE 224-3451WR.040 PISTON W/RINGS-LEFT (.040) FOR 2001-2005 GM 6.6L DURAMAX ENGINE

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SKU:
MCI2243451WR040
MPN:
2243451WR040
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  • MAHLE 224-3451WR.040 PISTON W/RINGS-LEFT (.040) FOR 2001-2005 GM 6.6L DURAMAX ENGINE
  • MAHLE 224-3451WR.040 PISTON W/RINGS-LEFT (.040) FOR 2001-2005 GM 6.6L DURAMAX ENGINE
  • MAHLE 224-3451WR.040 PISTON W/RINGS-LEFT (.040) FOR 2001-2005 GM 6.6L DURAMAX ENGINE
  • MAHLE 224-3451WR.040 PISTON W/RINGS-LEFT (.040) FOR 2001-2005 GM 6.6L DURAMAX ENGINE
$620.40

Description

The MAHLE 224-3451WR.040 is a high-performance piston set designed for the 2001–2005 GM 6.6L Duramax LB7 and LLY diesel engines. This set includes four pistons with pre-installed rings, intended for the left bank (cylinders 1, 3, 5, and 7), and is specifically engineered for .040" oversize applications to accommodate engine reconditioning.


? Product Overview

  • Part Number: 224-3451WR.040

  • Engine Compatibility: 2001–2005 GM 6.6L Duramax LB7 and LLY

  • Configuration: Left bank (cylinders 1, 3, 5, and 7)

  • Oversize: .040" overbore for engine reconditioning

  • Compression Ratio: 17.5:1 (standard)

  • Ring Type: Standard (no oversize)

  • Material: OE-quality construction with compensated ring grooves for proper ring loading and oil control

  • Design Features: Expansion-controlled design for small fitting clearances to reduce engine noise, wear, emissions, and improve oil control

  • Included Components: Pistons with pre-installed rings, pins, and clips


? Vehicle Fitment

This piston set is compatible with the following GM models equipped with the 6.6L Duramax LB7 or LLY diesel engine:

  • Chevrolet Silverado 2500HD/3500HD (2001–2005)

  • GMC Sierra 2500HD/3500HD (2001–2005)

  • Chevrolet Express 2500/3500 (2001–2005)

  • GMC Savana 2500/3500 (2001–2005)


? Package Contents

  • Quantity: Set includes four pistons with pre-installed rings, pins, and clips

  • Configuration: Left bank (cylinders 1, 3, 5, and 7)

  • Oversize: .040" overbore for engine reconditioning

Taxable Yes
Harmonized Tariff Code (Schedule B) 8409914000
SDR Required Flag No
Warranty Time UOM Months
Warranty Time 12
Country of Origin (Primary) China
Life Cycle Status Code Available to Order

 

Oversized Yes
Top Compression Ring Thickness 3.00 mm
Second Compression Ring Thickness 2.00 mm
Oil Ring Thickness 3.00 mm
Piston Pin Outside Diameter 34.50 mm
Piston Head Type Bowl
Piston Material Aluminium

 

Coated Skirt No
Piston Item Grade OE Replacement
With Piston Rings Yes
Piston oversize 0.040 in
Compression Height (mm) 49.82

 

Type of package Smallest Pack (Consumer Level)
Quantity per packing unit 5
package level GTIN 00027067914217
Height (Inch) 3.437
Width (Inch) 9.062
Length (Inch) 13.562
weight (Pounds Gross) 2.96

 

Unleashing precision and performance, the MAHLE 224-3451WR.040 piston set is expertly crafted for the 2001–2005 GM 6.6L Duramax LB7 and LLY diesel engines. Designed specifically for the left bank, which includes cylinders 1, 3, 5, and 7, this high-quality piston solution features a .040" oversize to support seamless engine reconditioning. Each set contains four pistons, complete with pre-installed rings, pins, and clips, ensuring a comprehensive and ready-to-use assembly.

Constructed to meet OE (original equipment) quality standards, these pistons boast an advanced design for optimal performance. With a compression ratio of 17.5:1, they provide a reliable balance between power output and efficiency. The material used in their manufacture allows for robust durability while incorporating compensated ring grooves that enhance oil control. This carefully thought-out construction results in reduced wear, lower emissions, and minimized engine noise, proving essential for maintaining the longevity and reliability of your vehicle.

MAHLE ensures that fitting clearances are small with their expansion-controlled design, which is a critical factor for performance-driven applications. This piston set is compatible with various GM heavy-duty models, including the Chevrolet Silverado and GMC Sierra 2500HD/3500HD, as well as the Chevrolet Express and GMC Savana vans, all from the 2001 to 2005 production years.

Whether you're looking for a replacement during routine maintenance or planning an engine overhaul, the MAHLE 224-3451WR.040 pistons stand as the definitive choice for those in pursuit of quality, longevity, and unparalleled engine performance. Take the step to enhance your Duramax engine with this superior piston set today.

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