Quote:
Originally Posted by leathermang
You would be using a DTI through the hole left by the precombustion chamber to get vertical placement ALSO.....and the difference in labor is significant...\..
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The pre-chanber is at an angle relative to the piston top. the valve stem is vertical in relation to the piston top. It is much easier to set up a dial indicator on the valve stem than in a pre chamber. Ther labor difference is significant in favor of the valve stem method.