Evinrude Johnson 18hp 306227 378063 Exhaust Housing Mid Section Outboard 1961 Oil Senders Pumps and Remote Filters so 1970-1990 as a general

so 1970-1990 as a general rule

Ball Bearing:  30-43011

which would be Models 3012 & 3013 It may possibly fit some subsequent years

If you need better meausurments please let me know

Generally Found on various MerCruiser V6 (4

Evinrude Johnson 18hp 306227 378063 Exhaust Housing Mid Section Outboard 1961 Oil Senders Pumps and Remote Filters so 1970-1990 as a generalThis is off a 1961 Evinrude 18Hp Fastwin Outboard Model 5602R (serial# 03666) 2 Two Cylinder Cyl. 2 stroke Boat Motor. Item Condition and Notes: Good Condition Please Inspect Pictures for condition Freshwater Part Part #'s Included Exhaust Housing: 306227 378063 0378063 Yours should look like this one. Please ask if you are unsure if this part will work for you. Please send model and serial number. You will receive what is in the pictures. Please