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Recent content by hedosurfer

  1. H

    changing oil pressure

    1993 mercruiser 5.7 bravo carb 8 cylinder. recently the oil pressure gauge has been just under 40psi from 1000 to 3000 rpms. if it does a slow idle it drops to about 20psi. over 3000 rpm it climbs to about 50psi. it will drop below 20psi if decrease speed quickly. on idle it stays around 20...
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