This is a set of Sealed Power Forged pistons. The part number is an L2300NF. These are .060 over pistons for a 427 Big Block Chevy that we are building. These were scarce & a challenge to find.
Motor Mission Machine & Radiator 5435 Desert Point Dr. Las Vegas, Nv. 89118 Ph: (702) 649-2366 or (702) 649-0648 Fax: (702) 649-4133 www.MotorMission.com Facebook.com/MotorMission