Sierra 18-5920 Starter - Permanent Magnet For 5.0 and 5.8 liter Ford engines Clockwise/Standard Rotation Sierra part number: 18-5920 Interchangeable with the following: Arco 70125, Mallory 9-15902, OMC 3854190, 987811, Pleasurecraft RK122014, RA122001, Volvo Penta 3854190