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  1. H

    Volvo penta 4.3 gxi rough running

    That would make so mich since when I bought the boat they had just replaced the belt and the engine had black dust alllll over it so I will most definitely look at that!
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    Volvo penta 4.3 gxi rough running

    So I did some work on the boat new pumps and new iac and it runs alot better now but ! I still like 1000 to 1500 rpms will have it wanna just shut off but idle is fine and 2000 rpms and above no issues idk just can't figure that one out
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    Volvo penta 4.3 gxi rough running

    Thankyou I will get a new one abd try that
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    Volvo penta 4.3 gxi rough running

    Thankyou
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    Volvo penta 4.3 gxi rough running

    Is there a scan tool for these?
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    Volvo penta 4.3 gxi rough running

    Thankyou guys I will try fuel pumps and new distributor and spark plugs before this weekend
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    Volvo penta 4.3 gxi rough running

    I have a volvo penta 4.3 gxi-e changed pickup tube and the one way valve then the gas line and fuel filters and engine runs just fine but sometimes at idle it will just started running bad can't idle it up backfiring and then after messing with the throttle it will finally straighten out abd be...
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    Murcury 850 thunderbolt stator

    Engine runs fine just not charging battery
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    Murcury 850 thunderbolt stator

    It just looked difference mines fully coated the others ones looked different I just wasn't sure
  10. H

    Murcury 850 thunderbolt stator

    I have a merc I believe it's a 73? It's serial 4233250 I need a stator the one I have on there is 2 wires coming from it I can't find that same style stator ? I attached a picture of the stator I have found similar I belive this us a 10 Amp stator ? If so I found some but they have like 5 wires...
  11. H

    850 merc 73 thunderbolt

    It's 88 bluefin bass dominator and idk what's on there now I'll take it off and check it out
  12. H

    850 merc 73 thunderbolt

    I did get info on the prop it's a m 14 ¼ x 24 turbo 3 blade stainless 15 spline idk if it will fit or not any help would be appreciated if it won't not a big deal but it would be a free prob just curious if it would fit
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    Murcury 850 thunderbolt ignition tachometer

  14. H

    850 merc 73 thunderbolt

    Buddy of mine has a 150 merc blackwater with a new stainless prop will this fit my motor? I don't know alot about props the one on mine is a 3 blade stock not sure of the pitch but I didn't know if his would work on mine or not
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    Murcury 850 thunderbolt ignition tachometer

    So I wired up the tach and when I turn the engine over it reads rpms on the gauge but I didn't move that brown wire if uts showing its reading would I have to move it ? Not sure how all that works
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    Murcury 850 thunderbolt ignition tachometer

    So I wired up rhe tach and cranking engine over it does move cranking shows just shy if 2k so I'm assuming this should work then or else it would register anything correct ? And there are adjustments on the back so i can tune it to match what should wot be on this so once I'm out on lake I can...
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    Murcury 850 thunderbolt ignition tachometer

    Yes serial 4233250 so I would have to move the brown wire for the tach to work so white would be ign and then black to ground and the brown would be moved to a yellow off the rectifier that would be my signal ? Why does a tach specify a certain cylinder?
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    Murcury 850 thunderbolt ignition tachometer

    4233250 the tach is a 80s us marine tach idk what a nr is
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    Murcury 850 thunderbolt ignition tachometer

    So the mercontroller has the plug built into it for a tach so I should be able to connect through that right? I just was curious if this tach would work and why it says it's for a 8cyl I posted a wore diagram so signal to signal ignition to ignition and ground to ground should work ? I get...
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    Murcury 850 thunderbolt ignition tachometer

    I bought a us marine tachometer same 3 wires on back ground ignition and signal but it says for a 8cyl would this still work on thr 4cyl merc ?
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