What is the advantage of a plasma moly top ring?

A plasma moly coating on the top ring offers enhanced durability and wear resistance. This helps the ring maintain a good seal against the cylinder wall under various operating conditions, contributing to better engine performance and longevity.

How should I ensure these rings are installed correctly?

Proper installation is critical. Always refer to your engine's service manual for specific instructions. Key steps include ensuring each ring is oriented correctly on the piston and staggering the ring gaps to prevent blow-by.

Are these rings suitable for all engine types?

This ring set is designed for a 4.285-inch bore. While the plasma moly construction offers good durability, it's essential to confirm that this specific ring set meets the requirements for your particular engine build and intended use.

Mahle Piston Ring Set 3000217 - Engine Components

Name: Mahle Rings 4.285in Bore Dia 5/64in Edge Width Ductile Plasma Moly Top Ring Moly Ring Set
Brand: Mahle OE
SKU: mahle-oe-mahle-rings-4-285in-bore-dia-5-64in-edge-width-ductile-plasma-moly-top--t14-51198
Price: 172.48 USD
Availability: BackOrder

Mahle Rings 4.285in Bore Dia 5/64in Edge Width Ductile Plasma Moly Top Ring Moly Ring Set

$172.48

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Mahle OE Piston Ring Set 3000217. Ductile plasma moly top ring and moly ring set for 4.285in bore.

Key Features

Fits 4.285 inch bore diameter engines.
Features a ductile plasma moly top ring for improved durability and wear resistance.
Includes a moly ring for effective cylinder wall sealing.
Standard 5/64 inch edge width for compatibility with many piston designs.
Mahle OE part number 3000217.

This ring set is designed for a 4.285 inch bore diameter. Please verify compatibility with your specific engine application.

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Product Details

If you're rebuilding the top end of your engine, a fresh set of piston rings is crucial for proper sealing and performance. This Mahle OE ring set is designed for a 4.285-inch bore, ensuring a precise fit for your pistons. The top ring features a ductile plasma moly construction, known for its durability and ability to handle heat, while the accompanying moly ring helps maintain a good seal against the cylinder wall.

Mahle has a long history of supplying quality engine components, and this ring set reflects that. The plasma moly coating on the top ring offers improved wear resistance compared to plain cast iron, which can be especially important in high-performance or heavy-duty applications. This means you can expect a solid seal and good oil control, contributing to efficient combustion and reduced oil consumption. The 5/64-inch edge width is a standard size that fits many common piston designs.

When installing these rings, pay close attention to the orientation of each ring and ensure the gaps are staggered correctly to prevent blow-by. A proper installation is key to getting the most out of this well-built set.