OMC 0987403 987403 0986999 986999 Shift Assist Module 4.3L V6 1991 Prestolite Flame Arrestor The seal in the carrier

The seal in the carrier may need to be replaced it is not new

GM 350 260hp 5

- The internal engine bolts for the oil pump or crankshaft retainers are part of a different listing

271000023 Shoe Plate

Part #'s Included Magneto Cam: 510167

OMC 0987403 987403 0986999 986999 Shift Assist Module 4.3L V6 1991 Prestolite Flame Arrestor The seal in the carrierPart Number(s) Included OMC 987403 0987403 Shift Assist Module (6cyl) Replaces 986999 0986999 Replaced by 987875 0987875 General Application Compatibility OMC 4. 3L V6 Models 1991 2BBL models (exclusively) with the oddball Prestolite BID Distributor. Other Details Freshwater Used Parts Purchase with confidence!