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  1. Q

    Preferred method to fog a Cat equipped engine?

    Manual now says to use 2 stroke mix. Been doing it for years now on my mpi.
  2. Q

    Boat won't plane, trim tabs might be stuck

    Sounds like you have water in the fuel or something else going on. Is it a popping noise it makes ?
  3. Q

    IAC problems

    I don’t think it’s the IAC at all. They almost always show an audible alarm when they fail on these. I’d be looking towards other things like the TPS or camshaft sensor. Get it plugged in though.
  4. Q

    Acting like a spun prop hub but it's not. What do I try next?

    Did the engine definitely turn when you stepped on the prop ? That wouldn’t be too easy to accomplish usually. Any pics of the prop on the out drive?
  5. Q

    Acting like a spun prop hub but it's not. What do I try next?

    Got to be either the hub or the coupler. You’d smell the coupler for sure. No mistaking it. Stinks of burning rubber.
  6. Q

    Overheating motor

    Hi. All great advice above. Most will know by now…I like to come up with the odd oddball answer to some questions, haha. So here goes. By any chance, do you have. Domestic water system on the boat with hot water tank ? If so…is it heated by a feed off the engine (teed in at circ pump and upper...
  7. Q

    Noise from engine compartment when steering left or right

    I’d replace that anode…but there is a chance that the look of your pipes there might just be water staining marks Perhaps. Thinking optimistically
  8. Q

    Merc 150 efi rev limiter

    Yet to find it…if there even is one. Don’t think there is, I suspect. I’ve a late 80’s black max 150 2.0 v6 on a cvx16. Still prop testing and only been out a couple of times. But I know it will run way over 6000 rpm for sure with a 23” at 66 mph. No idea how much over. But it will scream right...
  9. Q

    WOT rpm range

    So are you hitting the limiter or are you just saying you can reach 6000 ? My outboard rpm range is 5000-6000…I run a prop that will hit the limiter if I let it go long enough. Or a prop that will just see 6000 rpm. The rpm limiter on mine is about 6100/6150 or there abouts. If I ran a prop that...
  10. Q

    Prop swap lost 10 mph

    Sorry to ask again …but is the prop definitely on right ? The thrust washer still in place ? Prop exhaust bore sleeve ring definitely where it should be ?
  11. Q

    Prop help, 90hp Merc

    Is that trophy that size for your gearbox ? Or the bigger one ?
  12. Q

    Best prop for 2004 Chapparel 204 SSi 5.0 mercruiser

    Hi. You’ll probably need to go down to a 17”. You’re not in even the lower rpm range with those props. A good 3 blade stainless 17” will see you right. You want to be in the high 4000’s with that engine. The porpoising will be a result of too much weight to the rear. If you are trimming it properly
  13. Q

    Slow plane at high altitude 5.0L MPI, please help

    Good result if it suits your needs. I suspect you might hit the limiter Bert quickly if you let it perhaps ? Doesn’t sound too bad there though, for high rpms. Happy boating
  14. Q

    WOT rpm range

    If you can hit it easily and with a bit of gear onboard…yeah. Certainly. If it’s only just hitting the limiter with light load…it’s not so bad. These engines like to run up high. Within the realms of being sensible of course
  15. Q

    Erratic Alarm not starting 2017 60HP 4 Stroke EFI

    How’s your battery voltage when it happens ? Imagining you may have power draw whilst fishing, with gadgets an all.
  16. Q

    Sport Jet 175 x2 with low compression

    Hi. So don’t quote me on it…these may be different from any other jet craft I’m used to…but if it has a cooling feed off the jet pump itself like normal jet systems. You usually start the engine first before turning water on. And turn off water before stopping. Or you end up with water getting...
  17. Q

    How to operate side mount throttle for 1993 Yamaha jet?

    Yeah. Looks like that’s exactly the control it has. Was t expecting that. You’re spot on.
  18. Q

    Have 14x19 4 blade on 4.3 GXi. Upgrade to Stainless Steel worthwhile?

    Yeah…it’s a interchangeable hub kit it uses. Will come standard with a flo torq hub kit in the box. I think at a guess it might show very similar rpms to an ally 4 blade of the same pitch. Also think it might even not lose any speed compared to an ally 4 blade like that too. Chances are it...
  19. Q

    No go wide open

    Almost certainly a fuel related issue usually. That’s if the battery is good and charge to it, keeping enough on tap for the thing to keep firing. Anyway. Back to the fuel. I’ve had a few of these in bits over the years. More specifically the 800 model, to be honest…but fairly similar thing...
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