The Kanzaki transmission supplied with the Yanmar equipped C320's takes about 10 ounces of SAE30 weight oil. The following site is VERY useful. Suggest you bookmark it: http://www.yanmarhelp.com/index.htm Doug Treff doug at treff.us On 8/26/2013 6:39 PM, John Zienda wrote: > What kind of fluid is recommended for Yanmar? > > John > #691 > >