Wiseco Acura 4v Dome 2cc Strutted 84.0mm Piston Kit for sale online eBay Wiseco Piston Kit For Acura 4v Domed +8cc Strutted 86.5MM 196649284366 MHS Wiseco Custom 4.6L 4V Street Strip Piston and Ring Kit 3cc MHS Wiseco Custom 4.6L 4V Street Strip Piston and Ring Kit 3cc. Born over 80 years ago from the passion for racing, Wiseco is a world leader in manufacturing high performance, forged pistons for the motorcycle, automotive, ATV, snowmobile, personal watercraft, and outboard marine markets. The Wiseco crew shares the same level of dedication to motorsports as their customers and are focused on continually refining the quality and practices it takes to exceed expectations. Engineered, forged, and machined on cutting edge equipment in the U. S. at Wiseco? s Mentor, Ohio manufacturing facility, Wiseco pistons are the undisputed leader in quality and performance. Wiseco Performance Products, built for racers, by racers.