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MAHLE 42082CP.020 Plasma-Moly Engine Piston Ring Set Bore - 4.085in 8-Cylinder

(Honda Civic 1996-2000; Chevrolet Camaro 2010-14, Corvette 2008-15, Tahoe 2008, SS 2014-17; GMC Sierra 1500 2007-08, Yukon 2009, 2015 + 4 more models)

Part of: MAHLE Plasma-Moly Engine Piston Ring Set Bore

Other options in this family: MAHLE 40664CP MAHLE 41699.020 MAHLE 41870CP.060 MAHLE 41421CP.030 MAHLE 41879CP.040

Manufacturer

Picture for manufacturer MAHLE

Part Number

42082CP.020
10 reviews
Sale Price

$189.13

1 left at this price

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Product Details

The MAHLE Original 42082CP.020 is a premium plasma-moly piston ring set designed for 8-cylinder engines with a 4.085-inch (103.759mm) bore, representing a +.020" oversize fitment. Part of MAHLE's Original Premium Piston Ring Sets product line, this set is engineered for installer-friendly performance and long service life.

Ring Specifications:

  • Top Ring: 1.5mm axial height, 0.159" radial width — carbon steel construction with plasma-moly face coating
  • Second Ring: 1.5mm axial height, 0.190" radial width — cast iron with reverse twist design
  • Oil Control Ring: 2.5mm axial height, 0.123" radial width — stainless steel CP-20 assembly
  • Bore Diameter: 4.085 in. (103.759mm) — +.020" oversize
  • Ring groove profile: Shallow groove
  • Cylinder count: 8 (full set included)

Key Features:

  • Pre-lapped finish seats immediately, virtually eliminating engine break-in time
  • Plasma-moly face coating on compression rings for reduced friction and extended wear life
  • Barrel-faced contact area on compression rings promotes more efficient sealing and compression
  • CNC-controlled gap chamfer optimizes compression and minimizes blow-by
  • Reverse twist intermediate rings with taper race machining for superior groove side sealing and contact
  • CP-20 oil ring assembly features an exclusive 20-degree ear angle for optimal cylinder wall side sealing
  • Chemically polished oil ring expander enhances oil drain-back performance
  • Ring materials, coatings, and tension optimized for reduced friction and long service life

The MAHLE Original 42082CP.020 piston ring set delivers OE-quality engineering in a package built for today's performance and replacement engine builds. Sold as a complete set.

Products specifications

Fits

Honda Civic 1996-2000; Chevrolet Camaro 2010-14, Corvette 2008-15, Tahoe 2008, SS 2014-17; GMC Sierra 1500 2007-08, Yukon 2009, 2015; Cadillac Escalade 2007-08, Escalade ESV 2007-09, Escalade EXT 2007-09; Pontiac G8 2009

Piston Ring Size

.020IN

looks like what I need

Very user friendly website.

Autoplicity had the best price for the product i was looking for. All items were shipped together and fit my truck.

Great

Good prices on select items, appreciate Amazon integration.

Great, will shop again in the future.

quick and easy

Great

Good

Easy to find parts and order. Great prices. Wide selection of parts for all my cars and trucks!

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