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spybot
02-01-2018, 01:07 PM
Can any one tell me which of these part numbers fit a standard V4 crossflow block ?


OMC Johnson Evinrude Piston - P/N 319271
OMC Johnson Evinrude Piston Part Number - 385867
OMC Johnson Evinrude Piston Part Number - 318522

My part number is 0390983 has this been superseded by any of the above ???

FMP
02-01-2018, 01:27 PM
Try marineengine.com parts

phillnjack
02-01-2018, 08:50 PM
if your part number is correct then your piston is 30 oversize ( been bored out to 30 over0
this is the replacement number for your obsolete piston.. 0393328 - Piston, .30 o.s.
your part number is from from 1978 and fits a 115 and 140 of that year.