What is the main benefit of plasma moly rings?

Plasma moly coating on the compression rings provides good wear resistance. This helps the rings maintain a solid seal against the cylinder wall over time, contributing to consistent engine performance.

What does 'low-tension oil ring' mean for performance?

A low-tension oil ring uses less force to seal against the cylinder wall. This can reduce friction within the cylinder, potentially leading to slightly improved fuel economy and a small increase in horsepower.

Are these rings suitable for all engine rebuilds?

This set is designed for engines with a 4.180-inch bore and features specific ring sizes (1.5mm, 1.5mm, 3.0mm). It's a popular choice for many rebuilds, but always confirm your engine's specifications match the ring dimensions.

Mahle Piston Rings 1.5 1.5 3.0MM Moly 3150204.060

Name: Mahle Rings Ductile Plasma Moly 1.5 1.5 3.0MM x 4.180in Low Tension Oil Ring Engine Moly Ring Set
Brand: Mahle OE
SKU: mahle-oe-mahle-rings-ductile-plasma-moly-1-5-1-5-3-0mm-x-4-180in-low-tension-oil-t14-49986
Price: 159.45 USD
Availability: BackOrder

Mahle Rings Ductile Plasma Moly 1.5 1.5 3.0MM x 4.180in Low Tension Oil Ring Engine Moly Ring Set

$159.45

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 for 4.180in bore engines. Features ductile plasma moly rings for improved performance.

Key Features

Fits engines with a 4.180-inch bore.
Includes 1.5mm top compression rings, 1.5mm second compression rings, and a 3.0mm low-tension oil ring.
Ductile plasma moly coating on compression rings offers good wear resistance.
Low-tension oil ring design helps reduce friction for potential fuel efficiency gains.
Mahle OE part number 3150204.060.

This piston ring set is designed for engines with a 4.180-inch bore. Please verify your engine's bore size before ordering.

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Product Details

If you're rebuilding the engine in your classic muscle car or a heavy-duty truck, getting the right piston rings is critical for sealing the combustion chamber and managing oil. This Mahle OE Moly Ring Set is built for a 4.180-inch bore, featuring a 1.5mm top ring, a 1.5mm second ring, and a 3.0mm low-tension oil ring. The ductile plasma moly construction on the top rings offers good wear resistance and helps maintain a solid seal against the cylinder wall, even under demanding conditions. The low-tension oil ring design helps reduce drag, which can contribute to improved fuel efficiency and a bit more power.

Mahle is a well-known name in engine components, and this set is designed to meet the needs of many engine rebuilds. The plasma moly coating on the compression rings is a popular choice for its durability and ability to work well with various cylinder wall finishes. This set is a solid option for anyone looking to restore or enhance their engine's performance with reliable components.