Porsche Cars North America, Inc. (Porsche) is recalling certain Replacement 2.0L, 2.5L, 3.0L LP, and 3.0L HP Engines, part numbers 9A2100920 X, 9A2100925 X, 9A2100927AX, 9A2100930 X and 9A2100930AX. These engines have screws that fasten the fuel collection pipes that may shear off, resulting in a fuel leak.