1984 Yamaha Outboard Models Where can I find my model number? 2hp 2SN 4hp 4LN 4SN 5hp 5LN 5SN 8hp 8LN 8SN 9.9hp 9.9ELN 9.9ESN 9.9LN 9.9SN 15hp 15ELN 15ESN 15LN 15SN 25hp 25ELN 25ESN 25LN 25SN 30hp 30ELN 30ESN 40hp 40ELN 40ESN 40LN 40SN 50hp 50ETLN 50ETSN 70hp 70ETLN 90hp 90ETLN 90ETXN 115hp 115ETLN 115ETXN 150hp 150ETLN 150ETXN 175hp 175ETLN 175ETXN 200hp 200ETLN 200ETXN V6 SPECIAL V6SPECIALLN V6SPECIALXN