Home › Forum › Ask A Member › help identifying neptune › Re: help identifying neptune Sorry wrong page I fixed it
April 12, 2015 at 12:42 pm
#13773
1940 4 hp, not the Master, those were monster 16 horsepower motors..Use J6J plug gapped at .025, look on page 299 of the Old Outboard book, bottom left hand side of page… Page 293 has your motor listed
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