MAHLE 42160.04 PISTON RING SET (.040) FOR 2011-2016 GM 6.6L DURAMAX ENGINE

The MAHLE 42160.04 piston ring set is designed for the 6.6L Duramax diesel engines found in 2011–2016 Chevrolet and GMC trucks, including models such as the Silverado 2500HD, Sierra 2500HD, and their 3500HD counterparts. This set is specifically for a 0.040-inch overbore application, making it suitable for engine rebuilds requiring this oversize.

? Specifications

• Bore Size: 4.095 inches (104.13 mm)

• Ring Configuration:

  • Top Ring: Stainless steel, gas nitrided

  • Second Ring: Cast iron, chrome faced

  • Oil Control Ring: Carbon steel, gas nitrided

• Material Grades:

  • Top Ring: UCR (Upper Compression Ring)

  • Second Ring: LCR (Lower Compression Ring)

  • Oil Control Ring: OCR

• Axial Heights:

  • Top Ring: 3.0 mm

  • Second Ring: 2.0 mm

  • Oil Control Ring: 3.0 mm

• Ring Type Codes:

  • Top Ring: RFK-12NG

  • Second Ring: BT-10UF

  • Oil Control Ring: MCL-42NGRW

• Set Includes: 24 rings (6 rings per cylinder for 4 cylinders)

• Sold As: Full set only
  

? Vehicle Fitment

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

• 2011–2016 Chevrolet Silverado 2500HD/3500HD

• 2011–2016 GMC Sierra 2500HD/3500HD

Please verify the engine specifications and VIN code to ensure compatibility with your specific vehicle.

The MAHLE 42160.04 piston ring set is a premium choice for those looking to enhance the performance and longevity of the 6.6L Duramax diesel engines found in 2011–2016 Chevrolet and GMC trucks, including the Silverado 2500HD and Sierra 2500HD, among others. Designed specifically for a 0.040-inch overbore application, this set is perfect for comprehensive engine rebuilds that demand precision and quality.

Crafted with meticulous attention to detail, the set features a configuration designed to optimize engine performance. The top ring is made from stainless steel and is gas nitrided for strength and durability, ensuring a tight seal and effective compression. The second ring is stainless steel with a chrome face, providing excellent wear resistance. The oil control ring, constructed from carbon steel and also gas nitrided, efficiently manages oil flow, contributing to overall engine efficiency and performance.

With a bore size of 4.095 inches (104.13 mm), the MAHLE piston ring set includes a total of 24 rings, featuring six rings per cylinder across four cylinders, making it an ideal solution for a complete engine overhaul. Each ring is manufactured using high-quality material grades, ensuring a reliable fit and significant reduction in oil consumption.

Compatibility is key, and this set is designed to seamlessly integrate into various GM models that utilize the 6.6L Duramax engine. Before installation, it is advisable to verify engine specifications and VIN codes to ensure a perfect fit.

For durability, performance, and reliability, the MAHLE 42160.04 piston ring set stands out as a trusted choice for enhancing the powerful Duramax engines, ensuring optimal performance for years to come.