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  1. J

    Coolant Leak

    Well Folks, I have a coolant leak on my 470. After inspection I have narrowed it down to the front cam seal busting since coolant is leaking pretty good out of the drain passage inbetween the two cam seals as talked about in this post...
  2. J

    Timing Issues -- 470

    So I have a Mercruiser 470 and I've go it where it will run, but only when I have some throttle on it. I have looked at it with a timing light and the timing is out. It is supposed to be 8 Deg. BTDC and when I tested it, the lines on the block and fly wheel were way off. So anyways I start to...
  3. J

    Information on this Outdrive

    I know obviously it is a mercruiser outdrive for the 470, but can anyone tell me anything else about it? Also how would I go about changing the water impeller? I believe the serial # is 6005023 There is a number that is below the big 470 plate, and it reads (I think) 5913299 184R Any Help...
  4. J

    Carburetor Reasselmbly

    There is a part on the side of the carburetor that an arm that controls the butterlfy attaches to, and it swivels left/right and rests against the end of a screw attached to the throttle arm that controls the flow of fuel into the carb. It is circular and has a tail that curves up/down. How does...
  5. J

    Voltage on a 470 Mercruiser

    I was wondering if anyone knew what kind of voltage I need for this motor, It seems the starter is real "draggy" and the motor doesn't turn freely, it turnes rather hard until it fires up and then it runs fine (with the help of the throttle) I checked the battery I was using and it was...
  6. J

    Starting Problems

    I've got a 1984 Mercruiser 470, that has been set up for about 3 years by the previous owner. Ive hooked a new battery up to start it and the motor will turn and sometimes it will fire off, but it doesn't stay running very long unless i am giving it gas, I pulled the top off the carburetor and...
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