Search results

  1. J

    Mercruiser Oildyne trim pump question

    Hi! Can anyone tell me what is the thread size on trim hose coupling on Mercruiser oildyne trim pump. I mean the thread which connects the oil hoses to the pump. Thanks!!!
  2. J

    Alpha one gen 1 shift cable brass bolt thread

    Hi! I removed the brass bolt which was stuck and I thought it would be good to fix the threads a little bit with a tap. Question is: Which tap I need to buy? 1/4 x 18 NPT or 1/4 x 18 NPS Thanks!
  3. J

    Alpha one gen 1 gimbal bearing question

    Hi, I am doing a full service to my transom assembly. Paint, new bushings, steering shaft, trim senders, bellows and gimbal bearing. I have a question about the gimbal bearing. The old bearing was installed like this : the two notches were pointing outwards. I mean I could see the notches when...
  4. J

    Fin-usa

    Yesterday a big disappointment faced us (Finns), since we lost the semifinals against Sweden. I'm sure the feeling is same with you people in the USA. BUT Olympic bronze is regardless a great medal and I'm sure we will see a great game today! ;) Ps. To all Canadians, BEAT SWEDEN tomorrow! :D
  5. J

    Wellcraft 170 Classic -89 full restoration

    Hi, I am starting this thread of my Wellcraft wich I bought last fall. The boat was pretty cheap (1000€ -->1300$). Normally here in Finlad, you won't get this kind of USA boat less than 3000€. So I knew the floor was bad, especially the rear section of it. The previous owner said that he had...
  6. J

    Alpha one gen 1 upper gear ratio question

    Hi, I have a -89 Mercruiser 3.0 with alpha one. I am going to change the outdrive. The currently drive upper gears are: U-joint shaft 17, vertical 19. The new drive has: U-joint shaft 20, vertical 24. So i counted the upper gear ratios: 1,11765 and 1,2. I am thinking, that this 1.11765 isn't the...
  7. J

    Mercruiser 3.0 crank bearings, NEED HELP

    Hi, I am installing my main bearings and I am not sure wich way the lower bearing halves supposed to be.. Should the "shoulders" be at same side or opposite sides with the upper side bearing halves? The bearing brackets have an arrow and I think the arrow should be pointing to the nr. 1...
  8. J

    Mercruiser 3.0 sterndrive

    Hi, I have a Mercruiser 3.0 with alpha one, (I think). The year model of the boat is -89 but I think the drive and engine might be a later model. I have read the stickys of how to find out what year and gear ratio the drive is, but I didn't quite understand the documents... maybe it's my bad...
  9. J

    Mercruiser 3.0 rods and pistons

    Hi! I am new here but I have been reading this forum for quite some time. Very good forum, lots of information and pros! :) I recently bought a -89 Wellcraft 170 Classic with a Mercruiser 3.0 Alpha one. The boat is a big project. The engine needs to be repaired and the deck, stringers and...
Top