I would check the start spring which is mounted inside the front cover, the spring sits on the governor shaft between two mounting posts. what happens the spring holds the fuel rack longer in excess fuel position allowing the engine to cold start. The spring weakens over time and the rack to...
Hi Stonecan it would be easier to replace the the gearbox if you look around there were many GM series engines that were sold i have found this one on ebay Kanzaki KM2P 3.22 Transmission - GM & YM Range | eBay
You will be able to sell yours no problem....oh and dont forget the ratio in astern...
Its 99% a bent rod, its usually caused by water Hammer. Did you have any periods of long cranking? you should crank an engine longer than ten seconds.
The rod is bent through water being pumped through the elbow and filling the exhaust until it runs back into the engine.
You must turn the...
Please check the water inlet on the back of the transom remove the pipe and make sure the water hose hasn't collapsed? If clear check the water pump for wear, the alarm will come on if its overheating through loss of flow, while underway when the alarm comes on, check to see if the temp gauge...
Most engine manufacturers oil pressure alarm strategy will be between 0.2-0.6 bar dependent on N/A or turbo, I would get an oil pressure measurement taken from the main oil gallery when the engine is hot at low idle, the figure will tell you your engine condition.
I think your problem is based...
I think your issue is down the tank, if you have the slightest air leak fuel will run back into the tank. Check the lift pump valves for debris it could hold the valve open. you could fit an outboard style hand primer which would assist the little lift pump, it also has a one way valve...
1GM10's have a cold start facility, when you shut the engine off the governor forces the rack into 100% excess fuel, once the engine starts the rack is pulled back.
the problem is that the cold start mechanism gets a bit slack, this is caused by the start spring slackening off (fig 15) this...
Polishing may help, but the black viscus fluid could be aspheltines, tank needs to be cleaned including all fuel pipes an fie equipment, what fuel are you using?