What material are these Mahle piston rings made from?

These Mahle piston rings are constructed from grey iron. This material is chosen for its good wear resistance and its ability to handle engine heat effectively, making it a reliable choice for engine components.

What does the 'RBT' designation mean for the second ring?

The RBT designation refers to a specific design feature of the second ring. This design is intended to work in conjunction with the other piston rings to ensure proper sealing within the cylinder, contributing to efficient combustion and oil control.

Are these piston rings suitable for all engine types?

These are standard gap piston rings, which are suitable for many common engine applications. However, it's important to verify compatibility with your specific engine's requirements and consult the manufacturer's specifications for your build.

Mahle OE Piston Rings 3021019B - Standard Gap

Name: Mahle Rings 3.7500in X 5/64in EW Grey Iron RBT Std Gap Second Ring Plain Ring Set (48 Qty Bulk Pack)
Brand: Mahle OE
SKU: mahle-oe-mahle-rings-3-7500in-x-5-64in-ew-grey-iron-rbt-std-gap-second-ring-plai-t14-52309
Price: 213.27 USD
Availability: BackOrder

Mahle Rings 3.7500in X 5/64in EW Grey Iron RBT Std Gap Second Ring Plain Ring Set (48 Qty Bulk Pack)

$213.27

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 standard gap piston ring set. Grey iron construction for durability in bulk 48-piece packs.

Key Features

This product is a bulk pack containing 48 sets of piston rings.
Each ring set is designed for a 3.7500-inch cylinder bore.
The width of the second ring is 5/64 inches.
These are standard gap rings, suitable for a wide range of engine applications.
Constructed from grey iron for good wear resistance and heat handling.
Features RBT design for the second ring, contributing to effective cylinder sealing.

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Product Details

This bulk pack gives you 48 standard gap second ring sets from Mahle OE, each designed for a 3.7500-inch bore with a 5/64-inch width. These rings are made from grey iron, a solid material known for its wear resistance and ability to handle heat well, making them a dependable choice for engine rebuilds. The RBT designation indicates a specific design feature for the second ring, intended to work effectively with the compression ring and oil control ring to ensure proper sealing.

When you're rebuilding an engine, getting the piston ring setup right is crucial for performance and longevity. These Mahle rings are built to meet OE specifications, meaning they're made to fit and function as the original equipment intended. The standard gap is suitable for most common applications, and the grey iron construction offers a good balance of strength and thermal conductivity. Having a bulk pack like this is often practical for shops or for those undertaking multiple engine projects or larger engine builds where many sets are needed.