What does '0.030 inch undersize' mean for these piston rings?

This means the rings are manufactured to be 0.030 inches smaller in diameter than standard size. This is typically used when the engine cylinders have been bored out (machined larger) during an engine rebuild to match this specific size.

What is the primary function of top compression rings?

The top compression rings are the first line of defense in sealing the combustion chamber. They prevent combustion gases from leaking past the piston into the crankcase and also help control the amount of oil that reaches the combustion chamber.

Are these rings suitable for all 3.5L Toyota engines?

These rings are specifically designed for the 2GRFE and 2GRSFE engine codes used in certain Toyota and Lexus models between 2005 and 2017. It's important to confirm your engine code and vehicle model year match the fitment list.

Mahle Piston Rings 42214CP.030 - Toyota 3.5L 2GRFE/2GRSFE

Name: Mahle Rings Toyota 3.5L 2GRFE / 2GRSFE 2005 - 2011 GNS Top Compression Ring Plain Ring Set
Brand: Mahle OE
SKU: mahle-oe-mahle-rings-toyota-3-5l-2grfe-2grsfe-2005-2011-gns-top-compression-ring-t14-47321
Price: 181.88 USD
Availability: BackOrder

Mahle Rings Toyota 3.5L 2GRFE / 2GRSFE 2005 - 2011 GNS Top Compression Ring Plain Ring Set

$181.88

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 top compression ring set for Toyota 3.5L 2GRFE/2GRSFE engines. Minimizes oil consumption and extends service life.

Key Features

Fits 2005-2011 Toyota 3.5L 2GRFE and 2GRSFE engines.
This is a top compression ring set, 0.030 inch undersize.
Designed to minimize engine oil consumption.
Helps reduce friction and ring mass for improved efficiency.
Built to meet original equipment requirements for longer service life.
Compatible with a range of Lexus and Toyota vehicles including Avalon, Camry, and Highlander.

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Product Details

Mahle is known for making advanced engine components that meet strict original equipment requirements. This set of top compression rings is designed for Toyota 3.5L 2GRFE and 2GRSFE engines, commonly found in vehicles like the Toyota Avalon, Camry, and Lexus ES350. These rings play a crucial role in sealing the combustion chamber, controlling oil consumption, and reducing friction within the cylinder, all of which contribute to a longer engine life and smoother operation.

This particular set is 0.030 inches undersize, meaning it's intended for engines where the cylinder bore has been machined to match. The design focuses on minimizing friction and ring mass, which helps reduce engine oil consumption and can lead to improved efficiency. Mahle's approach to piston ring technology aims to provide a durable and reliable component that stands up to the demands of daily driving.

When rebuilding or refreshing an engine that uses the 3.5L 2GRFE or 2GRSFE, using well-made piston rings like these from Mahle is important for restoring proper compression and oil control. Always refer to your vehicle's specific service manual for detailed installation procedures and specifications.