Specifications
- Brand
- Mahle OE
- Part #
- 3021372
- UPC
- 027067277855

Mahle Rings Performance Steel Napier 2nd Ring 3.932in x 1.0MM .136in RW Plain Ring Set
$109.43
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Mahle OE Steel Napier 2nd Ring Set. Features a 3.932in bore size and 1.0mm ring thickness for improved sealing.
Key Features
- Fits a 3.932-inch bore size.
- Features a 1.0mm thickness for the second ring.
- Includes a Napier hook design on the second ring for improved sealing and oil control.
- Constructed from durable steel for performance applications.
- Mahle OE is a well-known brand for engine components.
Product Details
This Mahle OE piston ring set features a 3.932-inch bore size and a 1.0mm thickness for the second ring, incorporating a Napier hook design. This specific design helps the second ring maintain a more consistent seal against the cylinder wall, especially as the piston changes direction. The steel construction offers durability for performance applications.
Mahle OE is known for well-built engine components, and this ring set is no exception. The Napier hook on the second ring is a notable design choice that aids in oil control and helps prevent blow-by, contributing to more efficient combustion. This set is designed to fit right into your engine rebuild, making installation straightforward for those familiar with engine work.
Specifications
- Brand
- Mahle OE
- Manufacturer Part #
- 3021372
- UPC
- 027067277855
Frequently Asked Questions
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Mahle Rings Performance Steel Napier 2nd Ring 3.932in x 1.0MM .136in RW Plain Ring Set






