Driveline and Pinion Angles

If the trans/ engine center is "down" the pinion should be up by comparison under that condition.. Take the engine "down" angle and "in your mind" bring it to level. The pinion at rest MUST be "down" from there. When the pinion moves under power it goes nowhere but up.

This diagram is INcorrect "at rest" but would be correct under acceleration. "At rest" in this example, the pinion needs at least another 1 1/2--2* down, so that under power it swings up

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