Hi,
If you align the marks, the number one cylinder will be at TDC. Also, I'm not sure why you would need to turn the crankshaft more than 180 degrees to achieve TDC.
As far as the belt slipping, yes, you need to make sure it is properly timed. If it slipped, the timing would be off.
Let me know.
Joe
Sep 17, 2023 at 6:21 AM