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Auto Barn
Est. 1957
Mahle OE

Mahle Rings Performance Steel Napier 2nd Ring 3.5433in x 1.2MM .135in RW Plain Ring Set

$41.74

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Mahle OE Piston Rings, Part# 3021338. Steel Napier 2nd ring set for engine rebuilds.

Key Features

  • Mahle OE Piston Rings, part number 3021338.
  • Features a steel Napier 2nd ring for improved oil control and reduced blow-by.
  • Measures 3.5433 inches in diameter.
  • Ring thickness is 1.2mm.
  • Ring height is 0.135 inches.
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About this part

Product Details

This is a Mahle OE Piston Rings set, part number 3021338. These rings are designed for engine rebuilds where performance and reliability are key. The set features a steel Napier 2nd ring, which is known for its ability to reduce oil consumption and blow-by.

The Napier hook design on the second ring helps to scrape oil from the cylinder wall on the downstroke and prevent it from entering the combustion chamber. This updated design contributes to improved engine performance and longevity. The rings are made from durable steel and measure 3.5433 inches in diameter with a 1.2mm thickness and a 0.135-inch height.

Please note that this part is not CARB approved and cannot be shipped to California. Always refer to your vehicle's service manual for specific installation instructions and torque specifications.

Specifications

Brand
Mahle OE
Manufacturer Part #
3021338
UPC
027067203212

Frequently Asked Questions

Mahle Rings Performance Steel Napier 2nd Ring 3.5433in x 1.2MM .135in RW Plain Ring Set

$41.74