This 1965 Porsche 911 2.0-liter flat-six engine, stamped 901969, was reportedly built to Carrera 6 specification under previous ownership. It features Mahle pistons and cylinders, machined and ported cylinder heads, oversized valves, and center-lube camshafts. The engine has been disassembled, align bored, and vapor honed in preparation for sale.