Apr 14, 2020 · Hello, I am search of a Yanmar SB-8 Service Manual. I've tried to contact Yanmar directly asking for one but they have not gotten back to me. Does anyone have access to one …

Dec 7, 2024 · Looking at Yanmar's "history" which indicates the #100's should be placed aft on the engine : 1. Hunter Marine installed (2) #100 mounts on the aft portion of the engine and (2) …

Yanmar diesel engine cooling problems can be isolated with little difficulty. The engine's cooling system is made up of a freshwater loop and a raw-water circuit. Clogs can form in the cooling …

Apr 17, 2024 · I have a 1994 Hunter 40.5 with a Yanmar 4JH2E. Engine runs great, starts immediately when the key is turned on, no smoke on running, even at high rpm.. When the key …

Aug 3, 2014 · From the "Yanmar GM-HM Workshop Manual": "Transmission models KM2A, KM2C, KM2P, KM3A and KM3P The recommended transmission oil is an engine oil that …

Understanding YANMAR engine model codes Most engine model designations are on an engine data plate, on the front or the top of the engine. Some older engines have the data plate on …

Mar 22, 2011 · I have a Yanmar 3GM30F. I read somewhere that a good periodic maintenance chore for a freshwater cooled engine is to run a bucket of water through your seawater system …

Jul 12, 2006 · The Yanmar secondary is 2 micron filter. Conventional wisdom says the primary Racor should be 30 although there is a 20 micron size if you prefer.

Specifications Use the KM2P-1 or the SD20 with the 3YM30 engine. KM2P-1 is a parallel drive with a mechanical cone clutch and SD20 has a constant mesh gear with dog clutch.

Oct 8, 2018 · I have a yanmar 3ym20 (2007) and I want to change the coolant. On the port side of the engine near the front there is a valve on The fresh water coolant hose for emptying the …