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Supertech K-Series 86.5mm 12.5:1 Pistons
Part Number: P4-HK86-P15

Supertech K-Series 86.5mm 12.5:1 Pistons-A1
Images may be for reference only

Supertech K-Series 86.5mm 12.5:1 Pistons
Part Number: P4-HK86-P15

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Was: $712.81
$570.37 & Free Shipping
Save: $142.44 (20%)

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Quantity 1 equals 4 pistons

special order
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Not eligible for cancellation or return

Product Details

Part Number: P4-HK86-P15
Compression Ratio: 12.5:1
Bore: 86mm
Brand: Supertech

Supertech 86mm Bore 12.5:1 Compression Pistons for Acura/Honda K-Series Engines

  • Manufactured from extruded high silicon, enhanced 4032 alloy (with additional Cu, Ni & Mg) that has low thermal expansion and features excellent wear resistance.
  • Withstood up to 42psi of turbo boost with alcohol, without any problems.
  • 2 or 3 step forging process that yields a fine structural grain orienting the fibers in the same direction of the stress.
  • Several heat treatments for an evenly distributed hardness and extremely high tensile strength.
  • Goes through several machining steps specifically designed to ensure dimensional precision, perpendicularity and flatness of the ring grooves.
  • Reduction grooves
  • Honed and reamed pin bores for the most precise fit
  • Wrist pins are constructed of cold extruded chrome moly steel for high strength to be used with wire clip locks
  • Rings are not included - requires Supertech 86mm Piston Rings (GNH8600)

Due to the manufacturer's price control policy, this item may be excluded from promotions and discounts

WARNING: This product may contain chemicals known to the State of California to cause cancer or birth defects. www.P65Warnings.ca.gov.

Vehicle Fitment

Acura RSX
2002 Acura RSX Base
2003 Acura RSX Base
2004 Acura RSX Base
2005 Acura RSX Base
2006 Acura RSX Base
2002 Acura RSX Type-S
2003 Acura RSX Type-S
2004 Acura RSX Type-S
2005 Acura RSX Type-S
2006 Acura RSX Type-S
Honda Civic
2008 Honda Civic MUGEN Si
2002 Honda Civic Si
2003 Honda Civic Si
2004 Honda Civic Si
2005 Honda Civic Si
2006 Honda Civic Si
2007 Honda Civic Si
2008 Honda Civic Si
2009 Honda Civic Si
2010 Honda Civic Si
2011 Honda Civic Si

Engine Fitment

Honda 2.0L/1998CC - 4 Cylinder (K20Z3)
Honda 2.0L/1998CC - 4 Cylinder (K20A2)
Honda 2.0L/1998CC - 4 Cylinder (K20Z1)
Honda 2.0L/1998CC - 4 Cylinder (K20A3)

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