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Manley Performance Manley 02+ Acura RSX K20A-A2-A3 DOHC V-Tech / Mitsubishi (Various apps) Ring Set
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Manley 02+ Acura RSX K20A-A2-A3 DOHC V-Tech / Mitsubishi (Various apps) Ring Set

MAN46860-4
807298041643
Piston Rings
20+ Units In Stock - Ships Next Business Day
$ 173.17 $ 164.51
$ 164.51

SKU: 46860-4 | UPC: 807298041643

Manley 02+ Acura RSX K20A-A2-A3 DOHC V-Tech / Mitsubishi (Various apps) Ring Set

Manley 46860-4 piston ring set fits 02+ Acura RSX K20A2/A3 DOHC VTEC engines and Mitsubishi 4G63 applications with 86mm bore. These rings seal tightly to boost compression and cut blow-by during high-rev engine rebuilds. Deliver consistent power for Acura RSX, Honda Civic Si, Hyundai Genesis Coupe, Mitsubishi Lancer Evolution, Eclipse, and Eagle Talon platforms.

Key Features

  • 86mm Bore Size: Direct match for stock and performance pistons in K20A and 4G63 engines
  • Ring Thickness 1.2/1.2/2.8mm: Thin design lowers friction for fast break-in and sustains high RPM loads
  • Steel Top Ring Gas Nitrided: Resists wear and holds shape under heat in turbocharged or naturally aspirated builds
  • Cast Iron Napier Second Ring: Reverse bevel controls side pressure for steady operation and long service
  • Three-Piece Oil Ring Flex-Vent: Low-tension setup minimizes oil consumption while controlling cylinder wall oil

Product Notes

  • File rings to clearance for precise piston fitment during assembly
  • Store in dry environment to maintain coatings prior to installation
  • Packaged in protective plastic sleeve inside cardboard box for damage-free delivery

Installation Notes

  • Professional installation recommended.
  • Hone cylinders to 86.000-86.020mm with plateau finish before ring installation
  • Check end gaps: Top 0.012-0.020in Second 0.012-0.020in Oil 0.015-0.055in

This Part Fits

Year Make Model Submodel
2002-2006 Acura RSX Base
2002-2004 Acura RSX Type-S
1990-1998 Eagle Talon TSi
2002-2005 Honda Civic Si
2010-2013 Hyundai Genesis Coupe 2.0T
2010-2013 Hyundai Genesis Coupe 2.0T Premium
2010-2013 Hyundai Genesis Coupe 2.0T R-Spec
2010 Hyundai Genesis Coupe 2.0T Track
2008 Mitsubishi Lancer Evolution GSR
2010-2014 Mitsubishi Lancer Evolution GSR
2008 Mitsubishi Lancer Evolution MR
2010-2014 Mitsubishi Lancer Evolution MR
2010-2011 Mitsubishi Lancer Evolution MR Touring
2003-2006 Mitsubishi Lancer Evolution
1990-1994 Plymouth Laser RS
1990-1994 Mitsubishi Eclipse GS
1990-1999 Mitsubishi Eclipse GST
1990-1999 Mitsubishi Eclipse GSX
1996-1999 Mitsubishi Eclipse Spyder GST

Why Choose Manley?

  • Engineered and manufactured in the USA for consistent quality
  • Proven in drag racing and circuit applications worldwide
  • Advanced metallurgy handles extreme temperatures and pressures

Frequently Asked Questions

  • Q: Does this fit 2002-2006 Acura RSX K20A2 engines?
    A: Yes the 46860-4 ring set is direct for K20A2/A3 86mm bores in RSX Base and Type-S models
  • Q: What materials are used in these rings?
    A: Top ring is gas nitrided steel second is cast iron Napier and oil ring uses steel rails with expander for durability
  • Q: What is the warranty on Manley rings?
    A: Covered under Manley limited lifetime warranty against manufacturing defects when installed correctly

Shipping & Handling

  • Method: UPS Ground or USPS Priority
  • Availability: In stock - ships same or next business day
  • Packaging: 6 x 4 x 1 inch box
  • Weight: 0.45 lbs

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