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  1. pn

    pictures of ovaled sierra impellar cup 120 v4 looper

    So to be safe... i decided to change out my new to me 94 120tlend v4 looper impellar with a new water pump kit Sierra part 18-3390 w/o housing. low psi 4 and then... no pee stream, taking it apart i noticed that the stainless cup hole was not lined up with the shaft and ovaled out, also the...
  2. pn

    top speed on a 15 aluminum pushed by 5hp 4 stroke???

    i have a 5 hp. thinking about getting a 15' aluminum v bottom trying to figure out how fast i can go on flat water, i'm thinking 10mph. anyone know w/ two people? thanks in advance.
  3. pn

    Can anyone tell me what this line or hose is for tohatsu 9.9

    i've got this new to me 9 . 9 and i'm going thru her but i can't figure out what this line does. on the diagram it says lubricating line, now if i run it with the line disconnected it feels like crankcase plusating pressure, no fuel coming out just air. if i blow air into the brass nipple on...
  4. pn

    Is my drive shaft jumpin up and down? 72 35 hp water pump issue

    Changed water pump and then no water. Tearing apart and inspecting the impellar showed the top of it heated up against the housin. I think my drive shaft jumps up and down so upon changing out second new water pump i decided to put a piece of garden hose on top of my spline shaft on the...
  5. pn

    V4 1992 thermostat question

    i just recieved two new bullet thermostats off line and checked them in hot water with ir gun. part no. 434137 this is what i found. The one stamped O2BX opens at 145 The one stamped H1C opens at 155 I'm not too worried but should i be?
  6. pn

    1992 V4 120 VRO conversion to dual pumps pics

    200 to rebuild a fuel pump is out of my range so i handed my dead vro pump to a boat mechanic who promptly replied he had 50 of them. correct me if i'm wrong but any of the small fuel pumps will work, new or old, amazing but they're all the same, 9-115 hp, same 15 dollar rebuild kit, sierra...
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