I am trying to get ready to time my IP tomorrow and found a discrepancy.
The timing chart found here lists 20° as approx 5.9mm on a 180, but when I read the TSB procedure it lists 13.5 degrees as roughly the same lift. Where am I going wrong?
The timing chart found here lists 20° as approx 5.9mm on a 180, but when I read the TSB procedure it lists 13.5 degrees as roughly the same lift. Where am I going wrong?
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