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. (1970-1981) AMC, Jeep, 304CI V8, 3.750 Bore, 5/64, 3/16 Rings, Pin Dia .9310 Dish Top Piston W/4 valve Reliefs.
