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MAHLE 3150139-030 Precision-Ground Performance Piston Ring Set Oversize - 0.030

Part of: MAHLE Precision-Ground Performance Piston Ring Set

Other options in this family: MAHLE 41768 MAHLE 40203CP-030 MAHLE 41137CP MAHLE 41850CP-020 MAHLE 41858CP-020

Manufacturer

Picture for manufacturer MAHLE

Part Number

3150139-030
13 reviews
Sale Price

$137.00

Estimated ship date Saturday, November 21

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Fitment guaranteed

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Product Details

MAHLE is a globally recognized OEM and aftermarket supplier trusted by major engine manufacturers worldwide. The MAHLE 3150139-030 is a precision-ground performance piston ring set engineered to exacting tolerances for reliable sealing, efficient oil control, and long service life. The -030 suffix designates a +0.030" (0.76 mm) oversize fitment, making this set ideal for engines that have been bored 0.030" over standard during a rebuild.

Key Features:

  • Precision-ground construction for consistent ring gap and superior cylinder wall seating
  • +0.030" oversize designation for use in freshly bored or honed engine cylinders
  • Engineered to meet or exceed OEM specifications for compression retention and oil control
  • Manufactured by MAHLE, a trusted OEM supplier to leading automotive and powersports manufacturers
  • Designed for proper ring tension and minimal blow-by during operation

MAHLE piston rings are a premier choice for engine rebuilders seeking OEM-quality components. The 3150139-030 set delivers the precise fitment and durability required for a professional-grade engine rebuild.

Products specifications

Bore (in)

4.030 in.

Bore (mm)

102.362mm

File Fit

No

Gapless

No

Oil Ring Included

Yes

Oil Ring Material

Stainless steel

Oil Ring Tension

Standard

Oil Ring Tension Rating

15 lb.

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

1/16 in.

Top Ring Facing Material

Plasma-moly

Top Ring Included

Yes

Top Ring Material

Ductile iron

Top Ring Thickness

1/16 in.

This is my first order with you , so I will see how it goes.

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The price as well as the turn time for receiving my product was great. I placed an order late Sunday evening and I have received my order by Wednesday of that week. I still can't get over how great the price was for the bike rack I ordered compared to all of the other sites out there.

very good product pricing

Very happy with my purchase. SUPER fast shipping and great communication. Will use again!

Excellent site easy to use

Easy!

Lowest price and S&H around! Prompt responses! Will def buy from again!

Lowest prices around the web and excellent customer service. The only real issue was the wait between placing the order and when it was shipped. Took 4 days but I chalk that up to the large amount of business they due to their prices being so competitive. For the lowest prices that I've seen I didn't mind waiting a bit longer!

Quick order processing. Excellent customer service when calling to inquire the status of the order.

I'm not the kind of person that orders things online. I called twice and talk to a rep. Extremely friendly and helpful. Totally made me feel secure about placing my order. I researched for a few days to get the best price. Autoplicity by far had the best price. Thank you so much. My son is going to freak out when he gets his Christmas gift. :)

Thank you

Part and price I was looking for.

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