VegetiveSteam
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- Jun 1, 2022
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Yeah that's right. I forgot that the oil pump was driven by the balance shaft. For some reason I was thinking the pump was driven by the camshaft.
Does anything else inside the engine look worn?
A couple of other things come to mind as well. With the rod cap being soft aluminum, I would think if it smacked the steel balance shaft, it would have taken off enough aluminum after a time or two that it would have created it's own clearance. The other thing is, if the holes the balance shaft rides in are worn, putting a new balance shaft in worn holes would result in the same issue wouldn't it? I will say I am just speculating here as I've never run into this issue before. Another thing to look at. If that shaft is moving that much I would think you might be able to visually see some oval shape to the holes.
Does anything else inside the engine look worn?
A couple of other things come to mind as well. With the rod cap being soft aluminum, I would think if it smacked the steel balance shaft, it would have taken off enough aluminum after a time or two that it would have created it's own clearance. The other thing is, if the holes the balance shaft rides in are worn, putting a new balance shaft in worn holes would result in the same issue wouldn't it? I will say I am just speculating here as I've never run into this issue before. Another thing to look at. If that shaft is moving that much I would think you might be able to visually see some oval shape to the holes.