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    venting gas tank

    I have the 6 gallon plastic tank with a vent. I leave it open when running, but should I close it when not running? It seems to build up pressure. with the heat. If left open, does a lot of gas evaporate? Newbie question, be gentle.
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    Vibration on 78 Johnson 85 hp

    I have a 78 Johnson 85 HP and when I put in forward to take off, it vibrates and struggles a little, then smooths out and takes off great. The boat is a 67 16 ft Starcraft alum. I guess I could live with it but don't want to cause any damage. Any ideas?
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    cleaning fuel filter

    I have a 78 85 hp Johnson and I ran out of gas the other day. After refueling I noticed engine didn't run as smooth and at WOT it seemed to be running at about 80%. Could I have sucked up junk from bottom of tank into filter? It looks pretty easy to unscrew and look. Is it? Any other ideas...
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    Need a power trim for 85 hp Johnson

    I recently bought a 16 ft Starcraft with a 78 85 hp Johnson and will be using it at a shallow sandy area. I think I will need to raise engine frequently especially as summer kicks in and water lowers. What's the best way to install a power trim? I was thinking Ebay but should I be wary of a...
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    What is the year of my engine

    I just bought a 76 16' Starcraft with a 85 hp Johnson. Model#85ML78C Can someone tell me what year engine is? 78?
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