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Same as Sierra 18-7274
Please inspect pictures closely to know exactly what your getting & to ensure satisfaction
Port Cylinder is 98703 (which is equivalent / also referenced as 98718
Item Description Mercury Part Number 15-21884A1 Shim Kit (all 4 appear to be different) I'm not exactly sure what the assortment for this assembly typically was
NOT the older style 2-piece rear main oils seal found on some of the 1984-85 & early 86 engines
MerCruiser 1347-8291A3 454 Mag A 7.4L SRX 4bbl 330 4MV Quadrajet Carb Carburetor Mercruiser Propeller Same as Sierra 18-7274Part Number(s) Included MerCruiser 1374 8291 1374 8291A3 Quadrajet Carburetor Carb Assembly for 4BBL 454 7. 4L 330hp Engines 1982 1991 Rochester 17080563 Replaces 1374 7363A1 General Application Compatibility Found on MerCruiser 4BBL 454 7. 4L 330hp Engines 1982 1991 applications Other Details Freshwater Used Parts Visually it looks in good shape, however, this may need to be cleaned or re built. I would just try it first and if it doesn't work, it