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Wiseco 06-15 Civic R18A 81.5mm 9.0:1 Forged Racing Piston Set
Part Number: K672M815AP

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Wiseco 06-15 Civic R18A 81.5mm 9.0:1 Forged Racing Piston Set
Part Number: K672M815AP

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Product Details

Part Number: K672M815AP
Brand: Wiseco
Bore: 81.5mm
Compression Ratio: 9.0:1
Oversize: +0.5mm
C/D (mm): 28.7
Includes Piston Rings: Yes
The Wiseco K672M815AP Professional Forged Piston Kit is engineered for high-performance Honda R18A engine builds that demand superior strength, reliability, and durability under naturally aspirated or forced induction applications. Manufactured in the USA from premium 2618 forged aluminum, these pistons are designed to withstand extreme cylinder pressures and high operating temperatures while providing excellent fatigue resistance for street and race engines alike.

Designed for 81.50mm (+0.50mm) overbore applications, the K672M815AP features Wiseco's proprietary ArmorGlide® skirt coating to reduce friction, minimize wear during cold starts, and improve piston stability. Each piston kit includes premium rings, wrist pins, and Spirolox® retainers, providing everything needed for a professional-quality engine build.

Features
  • Designed for Honda R18A 1.8L SOHC i-VTEC engines
  • 81.50mm bore (+0.50mm oversize) for freshly machined engine blocks
  • Precision forged from premium 2618 aluminum alloy for maximum strength and durability
  • 9.0:1 compression ratio ideal for turbocharged and supercharged performance builds
  • -10cc dish volume helps achieve the desired compression ratio
  • ArmorGlide® skirt coating reduces friction, scuffing, and piston wear
  • Precision CNC-machined ring grooves provide superior ring seal and long service life
  • 28.75mm (1.132") compression height
  • 20mm (0.787") wrist pin diameter
  • Includes forged pistons, performance piston rings, wrist pins, and Spirolox® retainers for a complete installation
  • Lightweight forging reduces reciprocating mass for improved engine response
  • Engineered for high-horsepower street, track, and forced induction applications
  • Manufactured in the USA to Wiseco's exacting quality standards
Specifications:
  • Product Series: Professional
  • Bore Diameter: 81.50 MM
  • Compression Height: 1.132 IN
  • Piston Volume-10.00 CC
  • Piston Material: 2618
  • Skirt Coating: Yes
  • Forging Type: Slab Side
  • Piston Quantity: 4
  • Ring Set Included: Yes
  • Top Compression Ring Thickness: 1.0 MM
  • Second Compression Ring Thickness: 1.2 MM
  • Oil Ring Thickness: 2.8 MM
  • Wrist Pin Included: Yes
  • Wrist Pin Material: 5115
  • Wrist Pin Outer Diameter: 0.787 IN
  • Engine Detail: Honda R18A

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

Honda Civic
2006 Honda Civic DX
2007 Honda Civic DX
2008 Honda Civic DX
2009 Honda Civic DX
2010 Honda Civic DX
2011 Honda Civic DX
2006 Honda Civic EX
2007 Honda Civic EX
2008 Honda Civic EX
2009 Honda Civic EX
2010 Honda Civic EX
2011 Honda Civic EX
2009 Honda Civic EX-L
2010 Honda Civic EX-L
2011 Honda Civic EX-L
2006 Honda Civic GX
2007 Honda Civic GX
2008 Honda Civic GX
2009 Honda Civic GX
2010 Honda Civic GX
2011 Honda Civic GX
2012 Honda Civic GX
2006 Honda Civic LX
2007 Honda Civic LX
2008 Honda Civic LX
2009 Honda Civic LX
2010 Honda Civic LX
2011 Honda Civic LX
2009 Honda Civic LX-S
2010 Honda Civic LX-S
2011 Honda Civic LX-S
2013 Honda Civic Natural Gas
2014 Honda Civic Natural Gas
2015 Honda Civic Natural Gas

Engine Fitment

Honda 1.8L/1799CC - 4 Cylinder (R18A4)
Honda 1.8L/1799CC - 4 Cylinder (R18A9)
Honda 1.8L/1799CC - 4 Cylinder (R18A9)
Honda 1.8L/1799CC - 4 Cylinder (R18A1)

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