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MAHLE 3021369 Performance Piston Ring Set Bore Steel Napier Ring - 3.902 2nd

Manufacturer

Picture for manufacturer MAHLE

Part Number

3021369
13 reviews
Sale Price

$32.34

Estimated ship date Saturday, November 21

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Product Details

The MAHLE 3021369 is a high-performance piston ring set engineered for precision engine builds requiring a 3.902-inch bore diameter. This premium ring set features advanced steel Napier-style second compression rings designed to optimize combustion sealing and oil control in demanding applications.

Key Specifications:

  • Bore diameter: 3.902 inches
  • Ring thickness: 1.0mm
  • Radial wall thickness: 0.136 inches
  • Plain ring profile for reliable sealing
  • Steel Napier second ring design for enhanced durability

MAHLE is a globally recognized leader in engine components, delivering OE-quality piston rings trusted by professional engine builders and performance enthusiasts. The steel Napier second ring configuration provides superior wear resistance and consistent cylinder pressure control, making this ring set ideal for high-performance and racing applications where reliability is critical.

This ring set is precision-manufactured to strict tolerances, ensuring proper fit and optimal performance in your engine rebuild or performance build.

Nice

Checked everywhere for the best price... Autoplicity saved me $85.

Easy, painless and rapid thus far. Haven't record order yat so check back.

Order received in like a day and a half. Awesome!

So far, so good. Found my part fairly easy and is was half the price of the auto parts stores around me!

very fast

Good

quick and easy found exactly what i was looking for

Fine

Excellent products, fast shipping, everything your looking for, great place to shop for parts and accessories.

Good prices

easy to navigate site

Love the prices hope everything turns out ok

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