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MAHLE 3021313 Performance Piston Ring Set Napier Bore - THM-13 4.150

Manufacturer

Picture for manufacturer MAHLE

Part Number

3021313
13 reviews
Sale Price

$44.28

Estimated ship date Saturday, November 21

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Product Details

The MAHLE 3021313 is a high-performance piston ring set designed for precision engine builds requiring a 4.150-inch bore diameter. This Napier-style ring set features MAHLE's THM-13 configuration, engineered for optimal sealing and durability in demanding performance applications.

Key Specifications:

  • Bore Size: 4.150 inches
  • Top Ring Thickness: 0.043 inches
  • Oil Ring Width: 0.135 inches
  • Ring Style: Plain (non-moly face)
  • Configuration: Napier THM-13 design

MAHLE piston rings are manufactured to exacting tolerances using premium materials and advanced coating technologies. The Napier design provides excellent oil control while the plain ring face offers reliable sealing in a variety of engine applications. This ring set is ideal for custom engine builds, race engines, and performance rebuilds where precise bore sizing and ring specifications are critical.

What's Included: Complete ring set for one piston (top compression ring, second compression ring, and oil control ring assembly).

Very quick performance on my phone.

Fair product price and shipping was reasonable

!

Quick n easy faster than I have thought to receive my order I was mind blown

all was great!

good seller, fast delivery. They sent me a email telling me that they had sent the product and gave me the tracking number so i would know when it would arrive. The wheel lock product was listed accuately and fit nicely on my truck. <br>

Good price

Great site for hard to find auto part at great price

Easy shopping

Fast for ordering and check out Thanks

Good customer service.Very friendly persons in service dept as well. Will shop here again.

Hassle free. You should differentiate between shipping and billing address.

Easy navigation and checkout.

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