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) #75 …

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.

23-1 1 119620-49290 (A=*2000.04) BLOCK ASSY, CYLINDER BLOCK ASSY, CYLINDER PLUG PT1/8 PLUG 30 (SUS) STUD, CYL. HEAD NUT, CYL. HEAD O-RING 1A P-10.0 GUIDE, O-RING …

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 the adapter …

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 hoses, heater …

Nov 22, 2024 · Yes, I did check shaft alignment. Four new Yanmar mounts are over $1000! ( Yanmar has become ridiculous with parts prices. Just paid $50 for a raw water pump seal (excluding …

Dec 21, 2018 · Yanmar in-particular, has used various size wire for the starter solenoid, depending upon the vintage. I have seen as large as 10GA and as small as 14GA. Something many are unaware of is …

Dec 7, 2024 · I will just say that, on the Yanmar GM series engine, the heavy overhanging transmission end requires the heavier engine mounts (both 100#) and the other end requires the lighter engine …

Oct 13, 2008 · Noticed drops of engine coolant forming at the water pump shaft on our 3Ym30. Only 750 hours on it and have been careful to not over tighten the belt. Seems fairly straightforward to change …

Feb 5, 2022 · I got around to changing the primary and secondary fuel filters on the Yanmar 4JH4E on our Hunter 41DS. I've owned diesel trucks for years and successfully changed fuel filters with no …