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MAHLE 4050ML-043 Piston Ring Set Bore - 4.045

Manufacturer

Picture for manufacturer MAHLE

Part Number

4050ML-043
5 reviews
Sale Price

$155.98

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The MAHLE 4050ML-043 is a precision-engineered piston ring set designed for engine rebuilds and performance applications. This file-fit ring set is manufactured to MAHLE's exacting standards, providing reliable sealing and long service life.

Key Specifications:

  • Bore size: 4.045" with +0.005" oversize tolerance
  • Top compression ring thickness: 0.043"
  • Second compression ring thickness: 0.043"
  • Oil ring width: 3.0mm
  • File-fit design allows precise end gap adjustment during installation

MAHLE piston rings feature advanced materials and coatings engineered to reduce friction, improve oil control, and maximize combustion sealing. The file-fit design requires end gap filing to match your specific cylinder bore, ensuring optimal ring tension and sealing performance. Each ring set is manufactured in accordance with OEM specifications for precise fit and reliable operation.

Products specifications

Bore (in)

4.045 in.

Bore (mm)

102.743mm

File Fit

Yes

Gapless

No

Oil Ring Included

Yes

Oil Ring Material

Stainless steel

Oil Ring Tension

Low

Oil Ring Thickness

3.0mm

Quantity

Sold as a set.

Second Ring Facing Material

Cast iron

Second Ring Included

Yes

Second Ring Material

Cast iron

Second Ring Thickness

0.043 in.

Top Ring Facing Material

Plasma-moly

Top Ring Included

Yes

Top Ring Material

Ductile iron

Top Ring Thickness

0.043 in.

Prop 65

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

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My son lives about 1500 miles from me. He had asked me to get him an Industries SuperFlow Hi-Volume Air Compressor for Christmas. <br>With a couple of click on my computer, the compressor was ordered to be shipped to him and was paid for. He had the exact compressor he requested within five days.(and that included the weekend)<br>One word sums up my experience---EASY

I ordered a hitch off of this site for Christmas, I have never heard of it nor did I know how they were, but they are great! Got my package in I'd say 4 days, very fast and it was exactly what I wanted! Only down fall was they charged me 3 times and I was short 150$ for a few days. I got my money back and I would definitely order again.

Best prices on the internet and fast at getting the product out. Thanks!

Very good customer service asked about a lot of different springs and parts for my Mazdaspeed 3.

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