Wiseco pistons ::::: Wiseco Pistons DSM 6-bolt 4G63 90-92 2.4L 9.7:1 w/ HD Wrist Pins

These Wiseco sport compact piston and ring kits give you stronger pistons with less internal and external machining. Wiseco's advanced forging process and extensive heat-treating and finishing processes ensure the performance and reliability you demand from your engine. Their crown thickness and ring lands are designed for power adders like turbos, and nitrous oxide. They come complete with high-quality piston rings. On and off the street, you can depend on the maximum strength and minimum variance of Wiseco's 2618T-61 aluminum alloy forged pistons.

Stock bore size = 86.5mm/3.406"
Oversize available = Standard
Special commets : 21mm pin (.225" wall, tool steel)
Compression ratio = 9.7:1
Stroke = 100mm