Search results

  1. Bt Doctur

    cool fuel III interesting trouble

    Got my hands on a unit that a shop had replaced because of a fuel problem. The unit was not cooling the fuel leading to some issues, running ,vapor lock, etc. Shop replaced the cool fuel unit to restore service to the customer. I got it wanting to dissect it to see how it worked, What I found...
  2. Bt Doctur

    NLA shift interrupt micro switch

    Should your switch go bad/not working you can update to the newer style with a small wiring mod. Remove and tape off the Green /White wire .Then go to the purple power wire that feeds the coil positive -remove it and connect to one side of the new switch, connect the other side of the switch...
  3. Bt Doctur

    MerCruiser shift cable install aid ideas.

    Heres a neat little tool to aid in installing a mercruiser shift cable thru the bellow.
  4. Bt Doctur

    For Volvo`s

    https://video.search.yahoo.com/yhs/search?fr=yhs-mozilla-002&hsimp=yhs-002&hspart=mozilla&p=Volvo+Penta+DPS+shift+cable+rep%5Blacement#
  5. Bt Doctur

    inverted thread size of power trim at cylinder and trim pump to manifold block

    inverted thread size of power trim at cylinder and trim pump to manifold block Thanks
  6. Bt Doctur

    new fitting for drive oil res for older boats

    Currently have in the works a fitting to replace the gear lube monitor no longer available.Used on MC1, Alpha1, alpha GEN II without the dribble valve assembly With this redesign you will be able to use a trim pump hose , the lube res bottle from the GEN II or Bravo,bracket i will supply the...
  7. Bt Doctur

    home made tool to safely remove GEN II and Bravo oil line

    I made this to remove the oil line when the gimbal housing needs to be removed WITHOUT BREAKING THE PLASTIC NIPPLE,I designed it to cut on the up stroke thru the oil line 1/2 to 3/4 in length .Replacement hose is approx 3 inches longer than oem 1/4 inch SS rod heated red hot then hammered...
  8. Bt Doctur

    For those of us who tow our boat, do you inspect it ?

    Found a rusted out center drop axle and wasnt really concerned last year because I was going to replace it this spring. Due to weather and what not I finally launched my boat and brought the trailer home to do the work. I was aware of the center but not this. Luck was with me I guess...
  9. Bt Doctur

    volvo coil design error

    A minor flaw in there design of coil mounting at the rear of an engine. Water from washing,wave action ,rain,etc that get on the coil starts to rust and swell the lamination's resulting in a no spark condition. Should this happen inspect the steel lamination's for rust and swelling. Any GM coil...
  10. Bt Doctur

    carpets test pic

  11. Bt Doctur

    for discussion

    alpha Gen II housing that was taking on a lot of water. Suspected of using regular bottom paint instead of outdrive paint over the years. What do you think?
  12. Bt Doctur

    quick question on shift cable setting volvo sx

    looking at the upper arm of the shift mechanism of the drive using a right hand prop rotation for fwd, the rod is attached to the stbd side of the arm ,witch way is fwd gear up or down ? installing a new box and motors not running yet.
  13. Bt Doctur

    Alpha1 and Alpha1 Gen II U joints

    There are two different U joints for these drives listed. Early for MC1 and Alpha1 and later for Alpha1 and GEN II type, Installed mine last year and missed the size difference in the cups. Never needed to trim up when running so never felt the banging.Heard the noise and pulled the drive and...
  14. Bt Doctur

    volvo low pressure fuel pumps

    If you have the volvo low pressure pump for your carb and the plug on topis acting you can replace it with the mercruiser one https://www.ebay.com/itm/296309249910 Works just like the volvo pump , bolts right up . You must remove 2 bolts and swing the bracket out of the way, screw on the...
  15. Bt Doctur

    shift cable thread insert repair

    developed this in 2019 and installed it in my boat, no issues so far For alpha1 and alpha gen ii housings Here you go 39/64 drill bit ..6094 , 1/4 inch pipe coupling, 1/4 x 18 NPSF tap , Red Loc-Tite. With 1 hex machined off, the O.D of the sleeve is .619 leaving a .010 press fit. Once...
  16. Bt Doctur

    how to determine the year 175 ocean pro

    been searching but no joy so far, can i use my 175 e-tec manual for it? 175 off shore G03178617 J175BXETR Thanks
  17. Bt Doctur

    anybody need a good used prop shaft??????????????

  18. Bt Doctur

    trying to find its application ,reverse gear

    Have been asked to track down the correct application for this gear.standard searches and old catalogs have shown nothing for this part number. 43-18577 , 43-18577T Than ks for any assistance
  19. Bt Doctur

    stuck gen II trim cylinders

    Should you experience this condition DO NOT USE A HAMMER, even a brass hammer will do damage if you pound on the shaft too hard. There is a tool you can easily modify to safely remove the cylinder.I have found that most other tools do not fit or work . A pitman arm remover tool . With a slight...
  20. Bt Doctur

    Imagine the impact!!!!!!!!!!!!!!

    for your viewing pleasure
Top