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MAHLE 3021378B Chrome Piston Ring Set 4.0748" Bore x 2.0mm Performance Gray Iron

Manufacturer

Picture for manufacturer MAHLE

Part Number

3021378B
14 reviews
Sale Price

$9.54

Estimated ship date Saturday, November 21

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Product Details

The MAHLE 3021378B is a high-performance chrome piston ring set engineered for precision and durability in demanding engine applications. This ring set features a 4.0748-inch bore diameter with a 2.0mm ring thickness and 0.178-inch radial wall (RW) dimension, designed to deliver optimal sealing and performance.

Key Features:

  • Performance gray iron construction with chrome facing for superior wear resistance
  • BT-10UF profile design optimizes oil control and combustion sealing
  • Precision-manufactured to 4.0748-inch bore specification
  • 2.0mm ring thickness provides excellent strength-to-weight ratio
  • 0.178-inch radial wall dimension ensures proper cylinder wall contact
  • Chrome plating reduces friction and extends service life

MAHLE piston rings are manufactured to OEM specifications and are trusted by engine builders and performance enthusiasts worldwide. This ring set is ideal for engine rebuilds, performance upgrades, and racing applications where reliability and consistent sealing are critical.

I tried to call 3 times and extension 7007 was never available. People like to talk to people when they are spending money.

quick and easy.

Very good price. I'll see if I'll receive what was described

My purchase was decided because of your price being the cheapest. hopefully the item will arrive undamaged. Thanks, Kevin

Quick, Easy, and cheapest!

Autoplicity had the lowest price by far and shipping was very fast (ordered Wednesday evening, arrived Saturday morning). I will definitely order from Autoplicity again!

very easy and quick.

easy to use site.

Easy to navigate.

Good user interface. So far so good!

Great prices!!

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Absolute lowest retail price and lightning fast shipping. What more can you ask?

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