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    4hp johnson 1977

    I have much trouble trying to start and keep running (new to me) johnson 4hp 1977 motor. Disassembled the fuel pump, look clean, but only one spring, put it back together w/o springs. disconnected plug wire from bottom cyl and eng. died. Did comp test. Top cyl 68psi and bottom 70psi. Not...
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    rebuild fuel pump

    Hello, I have a fuel pump problem. It is for a Johnson 4hp, 1977model. 4W77B. I found the wonderful schematic on this site which was extremely helpful. But, when I took the FP apart, I found only one spring, and no caps. I don't know if the spring was omitted in prior repairs (motor new to...
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    engine year and fuel pump

    Model 4W77B, Serial #E4618255; Could anyone please tell me the year of this Johnson Seahorse, 4hp. Also where could I get a fuel pump kit, or the pump itself, and a schematic. Thank you for any help. Regards Chuck4080
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