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MAHLE 4155MS-15 Piston Ring Set Bore File Fit - 4.150 1.5/1.5/3.0mm

Part of: MAHLE Piston Ring Set Bore File Fit

Other options in this family: MAHLE 4005MS-15 MAHLE 4035MS-15 MAHLE 4065MS MAHLE 3910MS-15 MAHLE 4505MS

Manufacturer

Picture for manufacturer MAHLE

Part Number

4155MS-15
4 reviews
Sale Price

$130.64

4 left at this price

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Usually delivered within 2 days

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Product Details

The MAHLE 4155MS-15 is a premium piston ring set designed for high-performance engine builds requiring precise bore specifications. This file-fit ring set is engineered for a 4.150" bore diameter with a +0.005" oversize tolerance, making it ideal for custom engine builds and performance applications.

Key Specifications:

  • Bore Size: 4.150" + 0.005" oversize
  • Ring Widths: 1.5mm (top compression), 1.5mm (second compression), 3.0mm (oil control)
  • File-Fit Design: Allows precise end-gap fitting for optimal sealing and performance
  • Premium MAHLE construction for durability and reliability

MAHLE piston rings feature advanced materials and coatings that provide excellent wear resistance, reduced friction, and superior sealing properties. The file-fit design allows engine builders to custom-fit the ring end gaps to exact specifications for their particular application, ensuring optimal compression and oil control. This ring set is commonly used in performance small block and big block engine builds where precise bore dimensions are critical.

Products specifications

Bore (in)

4.150 in.

Bore (mm)

105.410mm

File Fit

Yes

Gapless

No

Oil Ring Included

Yes

Oil Ring Material

Stainless steel

Oil Ring Tension

Standard

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

1.5mm

Top Ring Facing Material

Plasma-moly

Top Ring Included

Yes

Top Ring Material

Ductile iron

Top Ring Thickness

1.5mm

Piston Ring Thickness

1.5mm, 1.5mm, 3.0mm

Prop 65

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

So far so good, Autoplicity had what I wanted at a reasonable price, in stock and shipped within a day or so of order placement. I would ordere again, if I needed to do so.

I would definetly order from Autoplicity again. Fast curtious service they had just what I wanted and the prices were the best I could find.

Ordered front and rear tokico struts for my 2003 Accord sedan,this was the cheapest site i found so i purchase them shipping was fast and good thanks Autoplicity!!!!!!!

Lowest prices and fast shipping made this a great transaction.

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