My Account
My Garage
Shopping Cart
MY GARAGE Select Vehicle
MY GARAGE

MAHLE 224-3891-0.50MM Engine Piston Set 0.50mm Oversize

(BMW Alpina B7 xDrive 2011, X5 2010-11, 550i 2011, X6 2008-11, 750Li 2009-11, 750i 2009-11, 750i xDrive 2010-11, 750Li xDrive 2010-11 + 8 more models)

Manufacturer

Part Number

2243891050MM
Sale Price

$96.46

Estimated ship date Thursday, November 26

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The MAHLE 224-3891-0.50MM Engine Piston Set delivers OE-quality performance and reliability for engine rebuilds requiring 0.50mm oversize pistons. As one of the world's largest original equipment piston manufacturers, MAHLE engineers these pistons with the same precision and features found in factory-installed components.

Key Features:

  • Compensated ring grooves engineered to ensure proper ring loading and superior oil control
  • Expansion-controlled design allows for tighter fitting clearances, reducing engine noise and wear
  • 0.50mm oversize specification for engines requiring bore reconditioning
  • Complete installation package includes mounted piston rings, wrist pins, and retaining clips
  • Advanced metallurgy and coatings reduce friction and improve thermal management
  • Precision-machined skirt profiles minimize piston slap and emissions

This ready-to-install piston set streamlines the engine building process by arriving fully assembled with all necessary components. MAHLE's OE heritage ensures proper fitment, durability, and performance that meets or exceeds original specifications, making it the trusted choice for professional engine builders and serious DIY mechanics.

Products specifications

Fits

BMW Alpina B7 xDrive 2011, X5 2010-11, 550i 2011, X6 2008-11, 750Li 2009-11, 750i 2009-11, 750i xDrive 2010-11, 750Li xDrive 2010-11, 550i xDrive 2011, Alpina B7 2011, 550i GT 2010-11, Alpina B7L xDrive 2011, Alpina B7L 2011 + 3 more models

Coated Skirt

Yes

Second Compression Ring Thickness

2.00

Oil Ring Thickness

3.00

Piston Pin Outside Diameter

38.496

Top Compression Ring Thickness

2.50

Piston Head Type

Bowl

Oversized

Yes

Piston Material

Aluminium

Quick checkout

Good image of the part and easy checkout.

Easy transaction. Highly recommended

could not make sure that part was for the year and model desired

great

It tells me that it works for my car model which is great and has a great price and easy ordering process. But 1 of the pictures doesn't seem to be of the part. That was kind of confusing and has me concerned.

Ordered on a Thursday evening and received my parts on Tuesday. Very quick but the website couldn't provide proper tracking info.

Just ordered....now waiting.

easy fast ordering

Discount code would have been nice

Share icon
Return Policy
Returns are easy at THMotorsports

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy