Wiseco 90mm Bore (.040 Oversize), 10.7 CR Pistons Nissan 240SX (KA24DE)

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These Wiseco Nissan 240sx sport compact piston and ring kits give you stronger pistons and tighter tolerances than any other part in your engine, with less internal and external machining. Wiseco's advanced forging process and extensive heat-treating and finishing processes ensure the performance and reliability that you demand from your engine. Wiseco's 240sx sport compact piston and ring kits' crown thickness and ring lands are designed for power adders like turbos and blowers and nitrous oxide. They come complete with high-quality piston rings. Whether you're on or off of the street, you can depend on the maximum strength and minimum variance of Wiseco's aluminum-forged pistons for your sport compact vehicle.


  • Bore (in):3.540 in.
  • Bore (mm):90.000mm
  • Piston Style:Dish, with no valve reliefs
  • Piston Material:Forged aluminum
  • Compression Distance (in):1.336 in.
  • Piston Head Volume (cc):+9.00cc
  • Wrist Pin Style:Press-fit or floating
  • Pin Diameter (in):0.827 in.


  • Stainless steel gas nitride top rings
  • Cast iron Napier hook second rings
  • Flex-vent oil rings with gas nitride scraper rails
  • ArmorGlide skirt coating
  • Necessary pins and corresponding clips included
  • Sold as a full set of four (4) pistons


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