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    Design of PVA circuit

    I have varios components such as diodes and capacitors but not the sizes recommended in the circuit on Google. the recommendation is 1A diode 400v and 22 micro farad capacitor. can I us a 500 or larger capacitor.which I have ?? Any ideas or should i just go shopping . I know I am a cheapskate...
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    2001 Evinrude 9.9 HP 4 stroke ignition problem

    I have no spark. stop circuit OK , there is no voltage and poer pack output to ignition coil. Power coil Peak 30 v OK and resistance OK at 55 ohms, Charge coil output 120 volts and should be 144 or 220 depending on engine size in cc. Charge coil is not grounded but resistance is on 416 ohms and...
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    carburetta leaks when engine tilted 7.5 HP 1977 Mercury outboard

    Carburetta empties its fuel when the engine is tilted unto the horizontal position
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    7.5 HP 2 cyl Ignition Switchbox

    I recently changed the switch box with a CDI 114-6222 it only worked for 2 days before the bottom cyl. failed. There is no output from the switch box to the coil primary. Question is do I go ahead and spend another $180 on another new one or is there another make. OEM parts from mercury are...
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    Ignition Switch boxes 7.5hp

    1977 7.5HP Mercury Outboard engine. Last year replaced switch box with new CDI 114-6222 switch box. It was tested in tank and winterized. This spring tank tested OK and then used on the boat for 2 separate days. On the third day the bottom cylinder stopped firing and testing showed no voltage...
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    evinrude 9.9 1979 poor idle,loud exhaust,less power

    Re: evinrude 9.9 1979 poor idle,loud exhaust,less power These are photos showing condition of pistons,cylinder,head and gasket. Do you think this could be leaking water ?
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    evinrude 9.9 1979 poor idle,loud exhaust,less power

    Exhaust note had changed to more of a bark as if it was leaking near the cylinders but I cannot see anything. Idle is much much slower and uncertain at low revs. Speed of boat is down from 6.4 knots to 5.2 knots therefore there is less power. Compression seems the same on both cylinder when I...
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