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  1. E

    Hard to synchonise Honda BF50A - 98

    PROBLEM SOLVED! It was to hight friction between "inner" and "outer" trottle valve arm. I had no control where #1 carburetor trottle valv was positioned. Some oil and exercise solved the problem with dead carburetor! Thank you for your advices. It gave me new ways of thinking. Erik
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    Hard to synchonise Honda BF50A - 98

    I bought an Syncro Motion Pro synchronizer, so far so good. But after done every possible check of the motor, comp, spark, valves, cleaning and new gaskets in carburetors the top carburetor stops with double vaccum compared to the other two carburetors. An other difference is that whem I...
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    Honda BF35 - BF50 carburetor flange marking

    Is there a system on Honda BF35A to Honda BF50A flange markings on the caburetors? It seems to a system as below? BF35A - ex. 12AA HA09 or 12AA FFT or 12AB RH05 BF45A - ex. 31AA ND16 BF50A - ex. 31BC OF15 or 31CB UF27 or 31AA DJ06 Please explan so I can identifie a carburetor then I bye one...
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    Honda carburetor house, BF50A/BF30A

    I have a Honda BF50A with carburetors from a Honda BF30A. According to my point of sale the carburetor houses are the same exkluding the house outlet for the diaphragm. But he is not 100% sure. To upgrade to BF50a I have to change Main jet, Slow jet and Main emulsion tube. Question: Do anyone...
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    Honda BF50A carburetor diaphragm, confused!

    It was BF30A carburetors on my BF50A. Has ta change 3 nozzels, $56.
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    Honda BF50A carburetor diaphragm, confused!

    I have a clue, the BF 35A have a simpler "diaphragm thing" solution. The dashpot check valve is not connected to the carburetors. It is open, left to the atmospheric pressure. Next step is to find out if I bought a BF50A with BF35A carburetors. I will be back....
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    Honda BF50A carburetor diaphragm, confused!

    MattFL, Thank for your answer. I just bought the motor and the the history for the motor was that did not run properly. It starts OK and the compression is OK (165 psi) so perhaps it is something wrong with the carburator installation. Has to check the origin of carburetors and if they fit the...
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    Honda BF50A carburetor diaphragm, confused!

    I have bought a Honda BF50A outboard 1998 BAZS-30000376. Then I took the carbretor from the motor it seems to lack parts around the diaphragm, se picture 1 and 3. There was no pipe #38 and no tubes #49? There is also no outputs on my carburetors as on a "normal" BF50 see picture 1 and 2. I have...
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    Bye to Chrysler world

    The local politician forbid the two strokers, next year, on a part of a lake where we take drinking water from. They want us tu run on akrylat petrol close to the drinking water intake. Environmental requirements is knocking on the door.
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    Bye to Chrysler world

    I got my Chrysler 75 hp in, at the moment, perfect working order (30 knots). Think I go for a Honda BF50A with short axle.
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    Bye to Chrysler world

    I am now leaving this forum due to environmental reasons in Sweden. I am forced to run 4-stroke in the future. Thanks for a lot of good advices.
  12. E

    Do I need to do timing after stator replacement

    My favorite to hold the flywheel.
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    40hp shearing flywheel keys?

    An idea of holding the flywheel.
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    1990 Force 120HP #2 Cyl zero compression and upon opening piston shows damage

    General question: I have seen so many "scratched" cylinders in this Chrysler forum! Do anyone have an idea what causes the scratches and how can we avoid them or it is a natural way for a Chrysler outbordmotor to die?
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    (Chrysler 25 HP 1975) Outboard Motor 257HA

    Forgot picture of motorhead.
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    (Chrysler 25 HP 1975) Outboard Motor 257HA

    I used these ones on my 55 hp Chrysler. Thriumph motorcycle coil.
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    Chrysler 757HB. Heating problems (again!)

    Feed back. Forgot one more important measure. 3. Cylinder head been planed.
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    Chrysler 757HB. Heating problems (again!)

    Feed back. I think I have a Chrysler 75 hp that is not owerheating now. Ran it for 5 hours. I have: 1. Located the TDC using an indicator clock. There var something wired with the timing pointer. From an other motor? 2. Changed the water pump from a type without top seal to a type with topseal...
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    1994 Force 120 Low compression on top cylinder

    I am also wondering, as stakultexsun, how can we (Chrysler owners) avoid lean running cylinders. Are there any basic tips? Colortune?
  20. E

    Cylinder head Chrysler 75 Hp

    Thanks for your advices. Now I have to choose between good cooling and bad access to thermostat or bad cooling and good access to thermostat. :)
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