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1st let me say I appreciate all the help I've been getting from this board with my first attempt to freshen my I/O.<br /><br />I'm trying to pressure test my manifold and the only leak I get is a small blurp (technical term) of air every 20 seconds from the last exhaust port by the riser.<br...

Hi there. On the back outside edge of my cam lobes I have small discolored spots on either side of the lobe.<br />Anyone know if this is a problem?<br />The rest of the cam surface looks great and the lifters look like new with no wear at all.<br />Thanks hope you can see it in the picture.<br...

Hi there. Anyone know why just the last 2 intake ports would be rusty? I know it must be from water but why? 1974 mercruiser 140<br /><br /> <br /><br />thanks for the help

Hi there. I just removed the outdrive from my 74 140 Mercruiser. I know it is supposed to be in gear when removing but I had it in Nuetral.<br />It came out quite easy.<br />Have I done it any harm?<br /><br />Also, if I try and turn the splined U-Joint shaft coming out of the lower end unit I...

Hi there. I have a 74 Mercruiser 140 I/O and I normally use Quicksilver Gear Lube Premium Blend (High Performance)in the lower end.<br /><br />I'm going to be working on the lower end this Spring and was wondering if it was ok to use a GL5 75W-40 in it for about an hour so I can get it out of...

Hi there. I've been lurking here awhile and would like to say that this forum seems very informative and provides a wealth of info.<br /><br />I'm thinking of making my own alignment tool and was wondering if there is a disadvantage to making it out of aluminum?<br /><br />thanks