Timing marks
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Trailering
Joined: Jul 2025
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Timing marks
Want to set timing on 89 5.8 liter EFI. The timing should be 10 BTDC. The crank pulley shows -10, 0, +10, +20, +30, +40 but doesn’t indicate which is before or after top dead center. Which 10 is BTDC; the -10 or the +10? Thanks
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