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Hastings 2M4979 Plasma Moly Piston Ring Set 6-Cylinder Standard Bore

(1999-2003 Chevrolet Malibu; 2000-2001 Chevrolet Lumina; 2000-2003 Pontiac Grand Prix; 1999-2003 BMW 540i; 1999-2000 BMW 528i; 2001-2003 BMW 530i + 4 more models)

Part of: Hastings Plasma Moly Piston Ring Set

Other options in this family: Hastings 2M5292 Hastings 2M5170 Hastings 2M4978020 Hastings 2M5141S Hastings 2M6606020

Manufacturer

Picture for manufacturer Hastings

Part Number

2M4979
6 reviews
Sale Price

$106.39

1 left at this price

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Usually delivered within 2 days

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Product Details

The Hastings 2M4979 is a complete 6-cylinder piston ring set engineered for standard bore applications. This set combines phosphate-coated grey iron compression rings with a reverse torsional ring profile for precise sealing and improved break-in performance, alongside plasma moly-coated steel oil control rings for exceptional oil management and long-term durability.

Key Features:

  • Ring Configuration: Complete set for all 6 cylinders
  • Top Compression Ring: Grey iron construction with phosphate coating for fast, reliable break-in
  • Ring Profile: Reverse torsional design for optimized cylinder wall contact and reduced blow-by
  • Oil Control Rings: Plasma moly-coated steel construction for superior oil film control
  • Ring Widths: 1.20 x 1.50 x 3.00 mm
  • Standard bore size — ideal for stock rebuilds and engine restorations

Hastings has been a trusted name in piston ring manufacturing for over 100 years, producing precision rings for automotive, truck, marine, and performance engine applications. The 2M4979 ring set delivers the tight tolerances and quality materials that professional engine builders rely on for dependable rebuilds.

Products specifications

Fits

1999-2003 Chevrolet Malibu; 2000-2001 Chevrolet Lumina; 2000-2003 Pontiac Grand Prix; 1999-2003 BMW 540i; 1999-2000 BMW 528i; 2001-2003 BMW 530i; 2000-2003 BMW M5; 2001-2003 BMW 525i; 2000-2005 Buick Century; 1999 Oldsmobile Cutlass

Top Groove

1.20

2nd Groove

1.50

1st Oil Groove

3.00

EngBoreIn

3.504

Top Ring Surface Treatment

PLASMA MOLY

1st Oil Ring Material

STEEL RAIL/STAINLESS EXP

Cylinder Quantity

6

Notes

W/Shallow Oil Grv.

2nd Ring Material

Grey Iron

Top Ring Material

Steel

1st Oil Ring Surface Treatment

CHROME RAIL

2nd Ring Surface Treatment

PHOSPHATE

EngBoreMetric

89.00

1st Oil Ring Surface Treatment

CHROME

so far so good, lets see how the part works

I'm a first buyers on this website. And it's look easy and nice to look for parts on this website. I hope everything was ok with my order.

It was very easy. The only thing I would suggest is that you include the original part number the item fits. I went by the picture and hope it is the correct part

Just purchased a B&W 5th wheel companion hitch to tow my new camper. Got an awesome price on it and shipping was quick. I would make a purchase again from them and would recommend Autoplicity to a friend. AAAAA++++++++++++ <br><br>Thanks<br><br>Dennis

Great Company to buy parts from. They always have reasonable prices and reasonable shipping prices. Will buy from them again and again!

Super fast shipping.<br>I ordered husky front and rear floor mat for 2012 Prius.<br>It was delivered in 2 business days.<br>The product quality is very good.<br><br>Thank you,

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