1991 Mercury Outboard Models Where can I find my serial number? 2.5 [MH] 1002201LK 3 [MH] 1003201LK 4 [MH] 1004201LK 4 [MLH] 1004211LL 5 [MH] 1005201LK 5 [MLH] 1005211LK 6 [MH] 1006201LD 6 [MLH] 1006211LD 8 [MH] 1008201LD 8 [MLH] 1008211LD 9.9 [ELRC] 1010312LD 9.9 [MH] 1010201LD 9.9 [MLH] 1010211LD 10 [MH/ALT] 1010207LD 10 [MLH/ALT] 1010217LD 15 [MH] 1015201LD 15 [MLH] 1015211LD 20 [MH] 1020201LD 20 [MLH] 1020211LD 25 [EH] 1025301LD 25 [ELH] 1025311LD 25 [EL] 1025312LD 25 [E] 1025302LD 25 [MH] 1025201LD 25 [MLH] 1025211LD 40 [ELHPTO] 1040411LD 40 [ELO] 1040312LB 1040312LD 40 [ELPTO] 1040412LB 1040412LD 40 [MLH/ALT] 1040213LD 40 [MRC/ALT] 1040214LD 50 [ELO] 1050312LD 50 [ELPTO] 1050412LD 60 [ELO] 1060312LD 60 [ELPTO] 1060412LD 75 [ELHPTO] 1075411LD 75 [ELO] 1075312LB 75 [ELPTO] 1075412LD 90 [ELHPTO] 1090411LD 90 [ELPTO] 1090412LD 100 [ELPTO] 1100412LB 1100412LD 115 [ELPTO] 1115412LD 115 [EXLPTO] 1115422LD 135 [CXL] 1135425LD 135 [L] 1135412LD 135 [XL] 1135422LD 150 [CXL] 1150425LD 150 [L] 1150412LD 150 [XL] 1150422LD 150XR4 [ELPTO] 1150414LD 1150453LD 175 [L] 1175412LD 175 [XL] 1175422LD 175XRI [L] 1175413LD 200 [CXL] 1200425LD 200 [L] 1200412LD 200 [XL] 1200422LD 200XRI [ELPTO] 1200413LD 275 [CXL] 1275425LD 275 [CXXL] 1275435LD 275 [L] 1275412LD 275 [XL] 1275422LD 275 [XXL] 1275432LD
