Reinforced outer primary covers for 4 Speed Big Twin 1970-1984 and 5 Speed Softail thru 1988. Available for FL and FX. Both models have a beautiful chrome finish. The FL cover differs from the FX cover only by having a tab for the floorboard mount in front of the inspection cover. The cover is ready to install on all 8 hole primaries and there is flat boss provided for an additional 9th hole if desired. Needle bearing for the starter shaft must be ordered separately.