Forged pistons kit Wiseco K578M87AP 6 cyl, Nissan Skyline RB25DET 2.5l 24V Bore 3.425 (87.00mm) Size +1.0mm Compression Ratio 8.52

Name: FORGED PISTONS KIT WISECO 4 CYL, NISSAN 180SX / 200 SX SR20DE & SR20DET 2.0L 16V BORE 3.405 (86.50MM) SIZE +0.50MM COMPRESSION RATIO 9.1

Brand –  WISECO

Part Number - WIS-K556M865AP 

Country of Manufacture – USA

Wiseco 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. These 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. Choose the kit recommended for your make and engine application. 

Wiseco has been making forged pistons and performance parts for decades and is still going strong by providing reliable race proven parts that offer better than OEM performance at a reasonable price. Precision Forgings, state of the art CNC finishing, ArmorGlide® skirt coating, complex dome profiles, and optimized shirt shapes are only a few features that make Wiseco forged pistons the best available. The same dedication and engineering go into our camshafts, valves, crankshafts, connecting rods, and all the matching accessories.