What is the advantage of using oversized pistons like these?

Oversized pistons, like these 0.020 inch ones, are used when the engine's cylinders have been bored out to correct wear or damage. They allow the engine builder to achieve the correct piston-to-wall clearance for optimal performance and longevity.

What does 'compensated ring grooves' mean for my engine?

Compensated ring grooves help ensure that the piston rings maintain proper contact with the cylinder wall under all operating conditions. This is key for effective oil control and preventing blow-by, which helps maintain engine compression and reduce oil consumption.

Does this piston set come with everything needed for installation?

Yes, this Mahle OE piston set includes 6 pistons with the piston rings already mounted. It also comes with the necessary wrist pins and clips, making it a convenient, ready-to-install solution for your engine rebuild.

Mahle OE Piston Set w/ Rings 2243538WR050MM

Name: Mahle OE GM 3.4L 207 LA1 V6 .020 w/ PR Piston With Rings Set (Set of 6)
Brand: Mahle OE
SKU: mahle-oe-mahle-oe-gm-3-4l-207-la1-v6-020-w-pr-piston-with-rings-set-set-of-6-t14-53454
Price: 515.00 USD
Availability: BackOrder

Mahle OE GM 3.4L 207 LA1 V6 .020 w/ PR Piston With Rings Set (Set of 6)

$515.00

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 GM 3.4L V6 .020 piston and ring set. Includes 6 pistons with rings, pins, and clips for a convenient rebuild.

Key Features

Fits a wide range of GM 3.4L LA1 V6 engines.
Pistons are 0.020 inches oversized for honed or bored cylinders.
Compensated ring grooves ensure proper ring loading and oil control.
Expansion-controlled design reduces engine noise and wear.
Includes 6 pistons with pre-mounted piston rings.
Wrist pins and clips are included for a complete installation.

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Will this fit your vehicle?

Product Details

When you're rebuilding the top end of your GM 3.4L LA1 V6 engine, getting the right pistons is crucial for performance and longevity. This set from Mahle OE is designed to meet the original equipment specifications, ensuring a solid foundation for your engine build. These pistons are 0.020 inches oversized, which is important if your cylinders have been honed or bored out to correct wear.

Mahle is a major OE piston manufacturer, and these pistons come with features you'd expect from the factory. They have compensated ring grooves to make sure the piston rings seat properly and control oil effectively. The expansion-controlled design helps reduce engine noise and wear by allowing for tight, yet controlled, clearances. This set is ready to install right out of the box, as it includes the piston rings, wrist pins, and clips, saving you time and hassle during your rebuild.

This piston set fits a wide range of GM vehicles from the late 90s and early 2000s, including models like the Chevrolet Impala, Pontiac Grand Am, and Buick Rendezvous. Because these are OE-quality replacements, they are designed to fit right and perform as the original parts did, helping you get your engine back to its intended specifications.