MerCruiser 1397-3330 Rochester 2GC 2GV Fuel Filter Inlet Nut Carburetor Carb Steering Helm Parts MerCruiser Part Number 430-3161 Timing

MerCruiser Part Number 430-3161 Timing Gear 43-46745

(SAE J1171)

***NOT COMPATIBLE with OMC Stringer 4cyl (120hp / 140hp Models)*** - These had completely different lower gearcases

General Marine Applications: I don't know what this is exactly

KG4Q KG4H KG7Q KG7H (and possibly others)

MerCruiser 1397-3330 Rochester 2GC 2GV Fuel Filter Inlet Nut Carburetor Carb Steering Helm Parts MerCruiser Part Number 430-3161 TimingPart Number(s) Included MerCruiser 1397 3330 Fuel Filter Inlet Nut MerCruiser 24 48143 Spring (Equivalent to 3302 9032) Washer as pictured General Application Compatibility These are the two common ones found on Most Rochester 2GC 2GV carburetors found on GM 4cyl MerCruiser 2. 5L 120hp 3. 0L 140hp 470 888 898 applications mid 1970's 1980's Earlier 2 Barrel Rochester carburetors used a "flatter" fuel inlet nut that utilized a smaller fuel fitting Other