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Recent content by mcgyver

  1. M

    2006 Optimax DFI 150 check engine light

    Went to start on muffs and cranked over after 2 turns and started. Little rough, hunting for idle but have a check engine light and the one directly underneath it on (smartcraft sc1000 gauge). No bells/buzzers. Doesn't seem to run any different, rev'ed up to ~1200-1500 only. Temp stayed in...
  2. M

    Underpropped?

    1st searun yesterday with the Optimax 150, WOT only reached 4750 RPM (fantastic out of the hole, on plan in seconds!)...prop is a Solas 14.8 x 17 Mercury suggests 5500-6000rpm's at WOT...what would you suggest?
  3. M

    Adjusting 9.9 shift rod coupler

    1993 4 stroke changed out waterpump but cant get the coupler/length set properly. Forgot to count the threads before i undid the coupler. Have adjusted it but cant get it set to neutral properly. There isnt an adjustment procedure in the manual that i could find. Thanks
  4. M

    Optimax 2007 150 hot water out upper exhaust?

    Just changed my waterpump, I can't remember if this is normal. I have a faucet size stream of hot water coming out the upper exhaust port (square one below the telltale exit). It's pretty hot and don't know if I screwed something up when I reinstalled the lower unit. I have a stream coming...
  5. M

    2007 150 Optimax engine surge rpms when shifting

    Just rigged my optimax, when I shift into forward or reverse, I get about a 200rpm surge just before it goes into gear then immediately drops back to 600rpm as in neutral.....I cant find it. Top mount binnacle..... I have followed the install instructions as best to the T as I can...... uggsions...
  6. M

    No compression on starboard bank? Opti 150

    What would be the potential causes for no compression in all 3 cylinders on the Starboard bank?
  7. M

    99 merc EFI lower unit same as '06 opti lower unit

    Hey, have a compatabilty question. Lower unit on my '06 opti 150 went. Have located a '99 150 EFI lower unit that the owner says is the same...can anyone confirm?
  8. M

    2006 Optimax 150 with Yamaha Binnacle?

    So after rigging my 150 with this control (Yamaha 704) with the correct adapters I now seem to have a bottom end issue. Engine ran fine for 14 hrs then developed at tick in the bottom end which continued to get worse at 1500rpm. It was suggested to me that the throw on the Yamaha control...
  9. M

    2007 150 optimax blowing fuse?

    I cant figure this one out. Changed out batteries and rewired/tidy up some electrical. Turn the key to the on position and smartcraft meter starts up, turn to start and hear a pop/click in the cowling and not crank and smartcraft goes dead. Wait a couple of minutes and can go though the same...
  10. M

    Optimax helm trim switch connection

    yes, thumb on the binnacle, I checked the switch with an ohm meter and it's working.....I think I'm missing the connections at the engine.... I have the trim wires visible before the 8 pin round plug plugs into the female plug at the engine. I'm not sure if the trim wires (blu/white and...
  11. M

    Optimax helm trim switch connection

    2007 Optimax 150 I have the 84-816626a20 ignition/choke switch assembly with horn. At the engine end of the cable there is 4 wires not included in the round key switch harness connector, they are the grn/wht, blu/wht, tan, brn/wht that control the trim motor from the helm trim switch. for the...
  12. M

    Optimax with Yamaha 704 Binnacle and cables?

    I'd like not to have to change the binnacle and it can be routed to either pull or push the throttle. 2 questions... If i bought new merc cables (engine end connections would then be correct) does the control (binnacle) end match up or should i keep the cables and buy the adapter kit (82779)...
  13. M

    Identifying year

    Optimax 150, both stickers have been removed, only stamp i can find is on the block looks like 1 0 l 8 I under that 4 (looks like the capacitor sign) 9 under that 4 Can anyone help?
  14. M

    Now have to repower, convince me to stay with Honda!

    after my issues with my '05 thrust bearing failure, i have to repower...starting to look at options (honda/yammi/verado) the lack of the abilty to deal with the internals of my engine lead me away from honda (honda doesn't offer a small block at least in Canada) (mercury i could have one the...
  15. M

    BF150 change leg from 20" to 25"?

    How difficult would it be to take a 20" and replace it with a 25". I've got a lead on a 20" engine and a lead on a 25" leg.....
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