What does the '.030' in the part number mean?

The '.030' indicates that these piston rings are 0.030 inches undersize. This means they are intended for an engine cylinder bore that has been machined to be 0.030 inches larger than its original factory size, typically done during an engine rebuild.

What is the benefit of moly coating on piston rings?

Moly (molybdenum) coating on piston rings helps to reduce friction between the ring and the cylinder wall. This can lead to improved engine efficiency and a longer service life by minimizing wear.

Are these rings compatible with all 2.0L or 2.2L engines from the listed years?

No, these rings are designed for specific applications within those engine sizes. It's important to verify your exact engine code and cylinder bore size against the vehicle fitment data to ensure compatibility.

Mahle OE Piston Rings 41564.030 - 1987-2003 Chevrolet Cavali

Name: Mahle Rings GMC Pass 121 2.0L Eng 87-89 GMC Pass 134 2.2L Eng 90-93 Moly Ring Set
Brand: Mahle OE
SKU: mahle-oe-mahle-rings-gmc-pass-121-2-0l-eng-87-89-gmc-pass-134-2-2l-eng-90-93-mol-t14-49311
Price: 19.87 USD
Availability: BackOrder

Mahle Rings GMC Pass 121 2.0L Eng 87-89 GMC Pass 134 2.2L Eng 90-93 Moly Ring Set

$19.87

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 Moly Ring Set 41564.030 fits many vehicles including Chevrolet Cavalier and GMC Sonoma. Reduces friction and oil consumption.

Key Features

Fits 1987-2003 Chevrolet Cavalier, 1994-2003 GMC Sonoma, 1987-1996 Chevrolet Beretta, and many other GM vehicles.
Moly coating on the rings helps to reduce friction and wear.
Designed to meet original equipment requirements for reduced oil consumption.
Built for a longer service life in your engine.
This set is 0.030 inches undersize for specific engine bore applications.
Mahle OE rings are technically advanced and focus on the latest piston ring technology.

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Will this fit your vehicle?

Product Details

If you're rebuilding the engine in a wide range of GM vehicles from the late 80s through the early 2000s, these Mahle OE Moly Piston Rings are a solid choice. They are designed to fit specific 2.0L and 2.2L engines, helping to ensure a proper seal between the piston and cylinder wall. This is crucial for maintaining compression, controlling oil consumption, and getting the most out of your engine.

Mahle is known for making technically advanced piston rings. These particular rings use a moly coating, which helps to reduce friction as the piston moves up and down in the cylinder. Less friction means less wear over time and potentially improved engine efficiency. They are built to meet original equipment requirements, focusing on minimizing oil consumption and providing a longer service life for your engine rebuild.

This set is for a specific engine size and includes rings that are 0.030 inches undersize. Always double-check your engine's bore size and piston specifications to ensure you're ordering the correct size rings for your rebuild project.