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  1. M

    Replacing u-joints on a 275 out drive

    Hello. I have an older aq131a with the 275 out drive and it is making some rattling noises from the drive shaft area when its running. My question is... can you remove the drive shaft from the boat by taking the top part of the transmission off and sliding the shaft and the part of the...
  2. M

    Short hub or long hub?

    1986 aq131a with 275 out drive.I am looking to replace the prop but how do you tell if it is a short hub or a long hub? Mine has the cone with the plastic washer and a allen bolt holding it on. Thanks.
  3. M

    pivot tube o-rings penta 275

    Is there an easy way to change the o-rings and seal on the steering pivot tube in the middle housing on a 275 out drive? Hows this bugger come apart with the fewest headaches? Thanks.
  4. M

    Am I way over propped?

    Ok. I have a Baretta 17'3" supersport with the Volvo aq131a and the 275 od. The prop is a 14x19L. In the driveway with the muffs on it will turn 4500 rpm easy,with no heat issues. I ran it for 30 minutes at 3500 rpm and it hit 195f. In the lake it gets 3200 rpm wot and builds heat, slow it down...
  5. M

    aq131 heat exchanger

    How much back pressure should you see when you try to flush out the heat exchanger?I'm trying to find my heat issue. I took off the fitting from the raw water pump to the exchanger and tried to hold a garden hose up to it to flush it out and there is quite a bit of pressure pushing back on the...
  6. M

    What drives the distributer aq131?

    Just got the boat.When I get it running it sounds good for a while then it dies.When I try to re start it pops and backfires thru the carb. I pulled the distributer cap off and turned the motor over by hand and noticed that the crankshaft has to turn along ways before the rotor moves.Shouldnt...
  7. M

    aq131/275 cooling system

    I just aquired a beretta super sport sp with the aq131 motor. I hooked up a hose to the water inlet at the outdrive and found water coming out of the fitting on the exhaust manifold and at the fitting on the copper tube from the water pump. What type of plug or drain **** is supposed to be in...
  8. M

    450hh small weep hole in lower unit?

    A quick question for you guys. I just got a 45 chrysler and was trying it in large bucket for the first time and noticed water coming out where it should in the back of the motor but also pumping out of a small weep hole next to one of the lower unit mounting bolts. Is this normal? The motor...
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