Specifications
- Brand
- Mahle OE
- Part #
- 3021368B
- UPC
- 027067275288

Mahle Rings Perf Steel Napier 2nd Ring 3.835in x 1.0MM .136in RW Plain Ring Set (48 Qty Bulk Pack)
$206.92
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Mahle OE Performance Steel Napier 2nd Ring Set. 3.835in bore size, 1.0MM width. Bulk pack of 48 rings.
Key Features
- Fits 3.835 inch bore size.
- Features a Napier hook design on the second ring for improved oil control and sealing.
- Each ring measures 1.0mm in width.
- Designed for performance engine builds.
- Constructed from durable steel for longevity.
- Bulk pack includes 48 rings.
Product Details
This set of Mahle OE performance steel Napier second rings is designed for engine rebuilding. The Napier hook design on the second ring helps to improve oil control and prevent blow-by by creating a more effective seal against the cylinder wall. Each ring measures 3.835 inches in bore diameter, with a 1.0mm width and a 0.136-inch groove depth, making them suitable for specific piston applications where precise ring sizing is critical.
Crafted from durable steel, these rings are built for reliable performance in demanding engine conditions. The Napier hook feature is a notable design choice that enhances sealing and oil scraping capabilities, contributing to improved engine efficiency and longevity. This bulk pack contains 48 rings, ideal for shops or individuals working on multiple engines or performing extensive rebuilds.
Specifications
- Brand
- Mahle OE
- Manufacturer Part #
- 3021368B
- UPC
- 027067275288
Frequently Asked Questions
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Mahle Rings Perf Steel Napier 2nd Ring 3.835in x 1.0MM .136in RW Plain Ring Set (48 Qty Bulk Pack)






