66-79 FL Shovel, 80-83 FLH, 80-83 FLHC, 80-83 FLHS, 82-83 FLHP, 83 FLHT, 83 FLHTC, 83 FLHTP, 71-81 FX Shovel, 82 FXB Sturgis, 82-84 FXE, 82-84 FXEF, 82 FXS, 82-84 FXWG, 83 FXDG, 83-84 FXSB
Re-establishes mainshaft bearing support when cast inner primary cover is removed in open belt drive applications. Cast aluminum construction with reinforcement ribs.