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    Mercruiser (A508384) Info., year, H.P.

    Mercruiser (A508384) Info., year, H.P. etc Hello, I bought a 1986 Chris Craft 210 Scorpion LTD ($900.), with mercruiser motor A508384, 8 cyl. , what motor info. can you tell me? What boat info. can you tell me? The motor has been sitting (winterized) for 2-3 years, I think. Motor turns over...
  2. J

    1959 Gale 35 HP / resuscitate

    I found a 1959 Gale Sea King 35 HP, Montgomery Ward (Johnson Evinrude) Model # GG8997C Serial # 95X758174 . I pulled the flywheel and changed the coils, points - condensers & wires. My questions, what spark plugs are recommended? What is the fuel & oil mix for this motor? What lower gear...
  3. J

    Can't find year of Johnson 35 hp Sea King

    I'm going to look at a 19?? Johnson 35 H.P. Sea King with electric start the number I have been told Serial Number ? 95x758174 / Model Number GG8997C Can you tell me the year of this motor? Where is this list of years of Johnson Motors? Thank-you
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    can't find the year of my 40 hp Merc.

    after checking a lot of lists I cannot find the year of my 40 H.P. Mercury Serial # 7038670 (I think 1973 -1976 ??) I think this motor was made in Canada. Thank-you
  5. J

    Mercruiser (A508384) Info., year, H.P. etc

    Hello, I just bought a 1986 Chris Craft 210 Scorpion LTD , with mercruiser motor A508384, 8 cyl. , what motor info. can you tell me. What price area is a boat like this worth? The motor has been sitting (winterized) for 2-3 years, I think. Motor turns over fine, I didn't try to start up. I...
  6. J

    78 Mercruiser 120 HP I/O

    Just found this boat and motor after sitting for a few years. I turned the key to the on position to check what is working and not, and the OIL light came on and a buzzer sounded, what are the possible causes and repairs? I lowered outdrive 3-4 inches with the tilt trim toggle - now outdrive...
  7. J

    Mercruiser 120 HP I/O year & info.

    I pick-up a 18' Starcraft Holiday with a 120 HP Mercruiser I/O, GM 4 cyl., 153 Cu.In. (Motor Serial # 5192093 ) I think it maybe 1979 - 82 (?) / Stern Drive Serial # 5199679 - 1.98 R (?) This boat has been sitting for over 5 years, it will turn over (I didn't try to start). I'm not sure...
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    Installing new key switch and radio

    Hi, I have an 1973 Starcraft Aluminum boat, and I want to put in a new 4 position ignition start switch and a radio/CD player. The switch is marked IG , ACC, ST & B and they mean Ignition , Accessories, Starter(?), Battery(?) (Is this correct?) Ok, from the radio there is a Black wire...
  9. J

    removing Elec. fuel pump / back to mechanical

    1973 Mercruiser 140 hp (Gm - 4 cyl. ( "The Iron Duke" I think that's what they call it) The previous owner removed & covered up where the fuel pump was and installed an electrical fuel pump. I want to return to the original type fuel pump, I have one ready to go with a new steel line to the...
  10. J

    What year is my 9.9 Evinrude E10RCID

    I could Not find the year of my Evinrude 9.9 HP. / model E10RCID / Serial # C7136996 can anyone tell me what spark plugs brand and numbers should be used in this motor? Thanks
  11. J

    Coupler - GM 4 cyl. can they be rebuilt?

    I have a coupler of a 140 HP Mercruiser GM and the aluminum splines are almost gone. In this day and tech., does someone rebuild them?
  12. J

    Thermostat -140 Mercruiser 1973 missing (?)

    Hi, I was checking out my first I/O, it's a 1973 GM, 4 Cyl. , 140 H.P Mercruiser (181 Cu.In.). After using for the 09 season I found out that there was no thermostat installed in the cooling system. How can I find what is the proper thermostat for my motor ? (140 degs. to 152 degs. ? not...
  13. J

    I need a fuel pump and steel line to carb.

    Please place my thread, * and let me know where it goes I have a 140 hp Mercruiser 4 cyl. , 181 cu in , 3 lit. the serial number on motor is # 3129102 (1972 or 1973 ?), I need a fuel pump and the steel line from the pump to the carb. Thank-you.
  14. J

    79 Bayliner Admiralty boat - durable?

    Hi, I thinking about buying a 1979 Bayliner Admirilty 20' boat with a Mercruiser 120 hp motor and outdrive, the hull is in good shape, needs good cleaning/ buffing. This boat needs a lot of clean-up and cosmetic work. Needs new seats, new motor box, carpet, etc. Is this Bayliner a good choice...
  15. J

    Loss of lights, horn, bilge pump, blower ?

    1973 Starcraft 18' Holiday, 140 I/O, I bought this boat 6 weeks ago, so I'm working out the bugs. I did have the nav. lights, horn, blower & bilge pump working fine. Been on the water 7 - 8 trips, one night I pull on the lights Nothing No lights,horn,pump,blower I guess they are all together...
  16. J

    Mercruiser 470, 170 HP / how to start ?

    I found a Mercruiser (470 model) motor, not sure of year, the serial number on the valve cover 5673944 , the number on the motor is 6673944 . Can you tell me the year. What is the aprox. value for a running 470 motor? This 470 motor has a closed coolant system. What can you tell me about...
  17. J

    73 Mercruiser not shifting into gears ?

    I have bought a 1973 Mercruiser I/O 120 hp , I have been using for a few times on the water, no problems. The last time out I was in fwd. gear at low rpms, and I increased the throttle lever, and drive seamed to come out of gear? (no big noise) Tried to put back into gear and nothing, no...
  18. J

    Fuel pump was changed to electronic

    I/O Mercruiser with 140 hp. GM 4 cyl. motor 1973(?) and the previous owner instaled an electronic fuel pump(removed the mech. fuel pump). A fuel line runs from the fuel tank to the electronic fuel pump then to the carb. Should I have a over flow/pressure line returning to the fuel tank? I...
  19. J

    Mercruiser - 4 cly. GM motor support ?

    1973 Starcraft Holiday 18' with 140 h.p. I/O Mercruiser, GM 4 cly. motor, I was checking out this boat I picked up, and I noticed that there was only one wooden motor support under the fwd. end of the motor. It looks like there should/could be one under the middle of the motor? I don't see any...
  20. J

    140 H.P. Mercruiser I/O questions

    I have just bought a 18' Starcraft Holiday with a 140 Mercruiser outdrive and 4 cyl. GM motor (181 C.I.) the previous owner changed to a electronic fuel pump, new plugs, cap, rotor, oil, filter, fuel filter & lines, etc. impeller, lower end gear oil. The serial number on the motor is 3129102...
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