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    40 HP Merc made in Australia. Only have seraial number, need year, Also reverse cam .

    Have a 40 hp merc, serial number only 8070826 made in australia, cant find year. Also the reverse cam on shift control in fo ot was off. Have one how to install it. Do put shifter in neutral and center it. Put in new impellor when found problem. Thanks.
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    Simple question?

    Cannot find my manual. I think i have gremlins? Have a Volvo Penta AQ120 i/o motor. What is the point gap, sparkplug gap, timing at idle. ai am going to find the manual, but i don't how long it will take. Need the answer before the. It hell when your memory goes. Thanks!
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    270 Mercury stern drive? Motor oil.

    Have a 270 mercury sterndrive. I have bought the boat, but have not drained the foot since i got it. Made shre it was full. When i drained it, it was motor oil in the foot. About 2.5 quarts. Is this correct. I cannot find in my manual its on pdf file. It just says a G5 type. Anybody know what is...
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    What ohm ballast resistor?

    Have 1978 AQ120B volvo penta. Almost finished with engine. Cooked my coil. Found there was no ballast resistor wired to the coil. A straight 12 volts. Have a stock coil 20,000 volt. What ohm resistor do i need. I have 1.6 across the coil post. Maybe 1.3 resistor. Does any one no a formula for this.
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    Blown Head gasket?

    Have a 1978 aq120 volvo penta. I was out on mater when impeller quit ran engine hot. I shut down and was towed back. Installed new impeller and new thermostat, hoses. Ran engine in a big drum of water. The raw water pump is sucking in reverse.Not sucking water in it to the oil cooler, but...
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    No thermostat?

    Have a aq120b volvo penta 4 cylinder. Live on the gulf coast. Really gets hot down here in tyhe summertime.High 90,s. Can i run this engine without a thermostat. Will it make the engine run cooler or hotter? Any thoughts.
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    At wits end!

    Have a AQ120 Volvo penta 4 cylinder engine. Runs great, except it runs very hot. No water running thru engine. Has new impeller, hoses. The cooling passages have all been cleaned out. Will run cool in a barrel of water. Put in the lake no water through system. Had to be towed back to dock! Any...
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    Morse- steering adjustment.

    I have a morse steering sector. I am knew to this. I beleieve its called arotary type. My steering is very loose. I have checked the transom end eveything is ok. Just alot of play in wheel. CAn some point me to site where their is a breakdown and troble shoot and adjstment.
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    Water Pump Conversion.

    I have a ag120 volvo penta inboard. The water pump is shot! Needs a new one. Or atotal rebuild including shaft,etc. A man i met at the boating place said he had a aq130 with the pump out too. He had replaced it with a 12 volt electric pump, by passing the old one and told his has been working...
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    Alt wire?

    Installing a mando 3 wire alt in my boat. has a volvo penta four cyl. Replacing a old motorola. I wire goes to battery. Purple wire is excitation, goes to icnitin switch. The red sensor wire goes to ?. What i see it goes to the battery +. Asked a mechanic he said is a + wire but needs a diode so...
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    Pertonix conversion- timing?

    I have a aq120b volvo penta 4 cylinder. Bought the boat for a song. The dist was converted to a pertomix ignition. Points are gone. Dist was apart, wires, alt. etc. When i pull up Number 1 cylinder to tdc. The dist button is not aligning to number 1 post. No problem, turn dist till it points to...
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    Confused?

    Have just bought a 18 foot thunderbird boat. Has ag120b with a 270 merc stern drive. MAn i boght it from thoght he was a mechanic. I found out. Re done cooling system, seals, impellor. Tuned it up. The timing was set on #4 cylinder. Question. Have pdf manual. Shows to different settings for...
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    Timing; number 1, front or rear?

    Have a 1978 AQ120 fourbanger. Dist out of it. All ineed to know is number 1 cylimder is it front of the engine or next to the flywheel. I have firing order, what is the timing in degrees, and the rpm set. I can go from there. Thank you for any help. Got a grandboy ready to fish!
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    the right oil?

    Just bought a 1972 I/O with a B20 Volvo engine and a 270 Merc drive. MAnual says 10/40 sae oil. One man regular engine oil would be fine for this old engine. One told me 25/40 marine engine oil. One told me to use synthetic. All of them worked on outboards. Does anyone know for sure. Any help...
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