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Auto Barn
Est. 1957
Mahle OE

Mahle Rings Steel Napier THM 4.040in x 1.5MM .151 RW Plain Ring Set

$40.04

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Mahle OE Steel Napier Piston Ring Set. Includes steel Napier rings for improved oil control.

Key Features

  • This product is a Mahle OE Steel Napier Piston Ring Set.
  • The rings are designed for a 4.040 inch bore size.
  • Features a Napier hook design on the top ring for improved oil control.
  • Constructed from steel for durability.
  • This is a plain ring set, suitable for standard engine applications.
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About this part

Product Details

This set includes steel Napier piston rings designed for a 4.040 inch bore. The Napier hook design on the top ring helps to scrape oil from the cylinder wall, improving oil control and reducing oil consumption. These rings are a plain ring set, meaning they are designed for standard operation without special coatings or treatments.

Mahle OE is known for well-built engine components, and this ring set is no exception. The steel construction offers good durability for everyday driving. This set is intended for use in engine rebuilds where precise fitment and reliable performance are important. Always refer to your vehicle's service manual for specific installation procedures and torque specifications.

Specifications

Brand
Mahle OE
Manufacturer Part #
3021207
UPC
027067902368

Frequently Asked Questions

Mahle Rings Steel Napier THM 4.040in x 1.5MM .151 RW Plain Ring Set

$40.04