Mercury 8M0103773 Exhaust Manifold, Starboard Side, EC, Single Catalyst, Starboard Side Only on V8 MerCruiser Sterndrive and Inboard Engines PMBUCK3 you would have one battery

you would have one battery for starting and an auxiliary deep cycle battery for the trolling motor and/or other accessories

Manufacturer part number: 31-35988A12

These covers provide a snug fit and are crafted from 100% heavy-duty loop knit acrylic

Mercury 864703A1 Hose

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Mercury 8M0103773 Exhaust Manifold, Starboard Side, EC, Single Catalyst, Starboard Side Only on V8 MerCruiser Sterndrive and Inboard Engines PMBUCK3 you would have one batteryExhaust manifold 8M0103773 is for the starboard side only on V8 MerCruiser sterndrive and inboard engines (3. 5, 350 and 377 cid, model year 2008 and newer). Product Details Manufacturer part number: 8M0103773 Starboard side exhaust manifold featuring single catalyst design For select MerCruiser sterndrive and inboard engines Coated for corrosion protection on internal coolant passages and exterior finish Includes manifold to head gasket Starboard