OMC Stringer Cobra V6 4.3L Distributor 205 984400 0984400 IBM-7021 85-90 Marine Risers Yours should look just like

Yours should look just like this and have the same part number 47901 (pic 3) on the front middle of the bracket

Connecting Rod 387142 / 0387142 (Stamped 321275)

Spring 307354 0307354 316368 0316368

Since this does have the mounting bosses (threaded holes for the throttle linkage) this is universally compatible with all of the 120hp / 140hp models using MerCarb carburetors with top or side mount throttle control

OMC Stringer Cobra V6 4.3L Distributor 205 984400 0984400 IBM-7021 85-90 Marine Risers Yours should look just likeItem Details OMC 984400 0984400 4. 3L V6 Distributor Assembly (Typically Stamped Prestolite IBM 7021) Superseded to OMC 985559 0985559 & OMC 986060 0986060 (Which I believe are all actually equivalent) Compatibility Used in 4. 3L GM V6 Cobra & Stringer applications 1985 1987 But should still correct for the 1988 1990 models still using points. Other Details Freshwater Used Part This is a marine distributor & not an automotive one. Cap and condenser