Specifications
- Brand
- Mahle OE
- Part #
- 3021243B
- UPC
- 027067915511

Mahle Rings Perf Napier Steel 2nd Ring 4.170in x 1.0MM .136in RW Plain Ring Set (48 Qty Bulk Pack)
$253.53
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Mahle OE Performance Napier Steel 2nd Ring Set. 4.170in bore, 1.0mm thickness. Bulk pack for engine builds.
Key Features
- This is a Mahle OE Performance Napier Steel 2nd Ring Set.
- The bore size is 4.170 inches.
- The ring thickness is 1.0mm.
- Features a Napier profile on the second ring for improved oil control.
- Constructed from steel for durability.
- Comes in a bulk pack of 48 rings.
Product Details
Mahle OE Performance Napier Steel 2nd Ring Set is designed for engine builders and performance applications. This set features a 4.170-inch bore size with a 1.0mm thickness for the second ring, utilizing a Napier design for improved oil control and reduced blow-by. The steel construction offers durability for demanding engine builds.
These rings are a popular choice for those rebuilding engines where precise sealing and efficient oil management are critical. The Napier profile on the second ring helps to scrape oil from the cylinder wall on the downstroke, preventing it from entering the combustion chamber. This bulk pack contains 48 rings, making it suitable for multiple engine builds or professional shops.
Specifications
- Brand
- Mahle OE
- Manufacturer Part #
- 3021243B
- UPC
- 027067915511
Frequently Asked Questions
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Mahle Rings Perf Napier Steel 2nd Ring 4.170in x 1.0MM .136in RW Plain Ring Set (48 Qty Bulk Pack)






