For budget or stock-style rebuilds, it's hard to beat the value of Sealed Power cast pistons. They are made from high-quality aluminum alloys and feature a carefully controlled casting, heat-treating, and CNC-machining process. And, because they're designed and manufactured to exceed OEM specs, they'll provide improved reliability, performance, and a long service life. (1983-1995) AMC, American Motors, Chrysler, Jeep 150 CI 205L 4 Cyl. Bore 3.875, 5/64-3/16 rings, .9310 Pin diameter.