Specifications
- Brand
- Mahle OE
- Part #
- 3021342
- UPC
- 027067205896

Mahle Rings Performance Steel Napier 2nd Ring 4.255in x .043 .135in RW Plain Ring Set
$51.64
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Mahle OE Piston Rings. Steel Napier 2nd ring set for improved performance.
Key Features
- Mahle OE Piston Rings are a popular choice for engine rebuilds.
- Features a Steel Napier 2nd ring design for improved oil control.
- Designed for a 4.255-inch bore size.
- Ring thickness is .043 inches.
- Groove width is .135 inches.
- Plain ring finish.
Product Details
Mahle is known for making solid OE replacement parts, and these Performance Steel Napier 2nd Ring sets are no different. If you're rebuilding an engine and need reliable piston rings, this set is a good option. The Napier hook design on the second ring helps to scrape oil from the cylinder wall, which can improve oil control and reduce blow-by.
This particular set features a 4.255-inch bore size with a .043-inch ring thickness and a .135-inch groove width. The steel construction offers durability for performance applications. These rings are designed to fit right and function as expected in your engine build.
Specifications
- Brand
- Mahle OE
- Manufacturer Part #
- 3021342
- UPC
- 027067205896
Frequently Asked Questions
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Mahle Rings Performance Steel Napier 2nd Ring 4.255in x .043 .135in RW Plain Ring Set






