The manual calls for SAE 90, is 80W90 OK? It's a 1978 model...Thanks!
4 4CHALKS Cadet Joined Apr 21, 2009 Messages 7 Dec 23, 2009 #1 The manual calls for SAE 90, is 80W90 OK? It's a 1978 model...Thanks!
S seahorse5 Rear Admiral Joined Jan 24, 2002 Messages 4,698 Dec 24, 2009 #2 Re: Honda B100 Gear Oil? Yes, that if fine as well as the popular 75W90 gear oil. The first number is the cold rating of the oil and the second is the grade when hot. The second number is the important one. Here is a link to an article and test of various outboard gear oils http://bwbmag.com/output.cfm?id=1891729§ionid=308
Re: Honda B100 Gear Oil? Yes, that if fine as well as the popular 75W90 gear oil. The first number is the cold rating of the oil and the second is the grade when hot. The second number is the important one. Here is a link to an article and test of various outboard gear oils http://bwbmag.com/output.cfm?id=1891729§ionid=308