Search results

  1. L

    Basic Maintenance/Shop manual

    Hey guys. Just got a couple of new machines and want to make sure I am treating them correctly. I have alot more info for the Seadoo than I do the Honda. I don't want to cut any corners on these....jetpump oil replacement if applicable, oil, fuel filters...what's recommended?. The seadoo is...
  2. L

    Adding in electric choke and fuel pump

    So I'm just about finished with my rebuild. I have a 1979 260 5.7L 350ci serial #5424302. I changed out the block to a four bolt main and one piece rear main seal, it's bored .060 over and has deep dish pistons. It's the one piece rear main so I had to change out the flywheel, engine coupler...
  3. L

    Rebuild Break In Procedure Questions

    Just looking to get a feel for what the experts are saying about how a motor should be broke in after a bearings and rings rebuild. What I am reading is 20 min @ apprx 1500 rpm, zinc additive to the oil (not sure what folks are recommending specifically though), and then basically a rinse and...
  4. L

    Complete rebuild roadblock.

    So I bought this boat with a cracked block and cracked heads. The cracked block is 5.7L Merc 0K001527. I had another 350 longblock sitting here so I took it to the machine shop, had it bored .060, grind and balanced the crank, new cam bearings, new main bearings, new rod bearings, new .060...
  5. L

    5.7L 350 ci Heads and intake matching

    Cracked heads and block. MCM 5.7 Litre Serial #0K104547 2BBL MercCarb ThunderBolt V The cast # on the heads is 14096217. Are these heads "vortec"? From what I found these were just crate motor heads. I didn't think that they were but they do have the center valve cover bolt holes which I...
  6. L

    470 Small transom bracket

    I have a boat without a motor, supposedly it used to have a either a 470 or 170 in it but that is just hearsay. What I do know is that the transom bracket is narrower than what I am used to seeing. I found a pretty nice 3.0L I'd like to put in it but the flywheel plate measures 15" apart vs...
  7. L

    Ignition Issues 4.3L Thunderbolt IV

    1990 MCM 4.3L Serial #C874052 Not starting, not even getting a good backfire. 12v at coil +, 12v at wh/red from ignition amplifier, pulled #1 plug and grounded to block....gets a pretty good spark maybe not as bright blue as I would like but who cares what I like. Distributor (thunderbolt...
  8. L

    1990 4.3L ignition module

    4.3L (2 BBL.) GM 262 V-6 1988-1992 Serial # 0B773248 Hey Guys.... This has the Thunderbolt IV distributor, I just got a new ignition module I just want to make sure I have it all hooked up correctly. This is what I've got: FROM IGNITION MODULE WH/R --> WH/R Distributor Sensor WH/G --> WH/G...
  9. L

    Water on top of cylinders and Oil in Exhaust Manifold.

    Seized up Merc 260 5.7L 350 CID Serial 5424302 I was planning on taking this guy down to the machine shop to have it rebuilt, but I'd like to know for sure what the culprit was before I get too froggy bout' it. So when I pulled the manifolds a nasty oil/coolant mixture came dumpin' out the of...
  10. L

    Engine Coupler

    Hey boys.... Can a seized up engine coupler restrict an engine from rotating? Working on a Merc 260 with an alpha one #5424302 and I can't turn the engine by hand at all. I got the cylinders soaking, but I was wondering meanwhile if the coupler could be the culprit.
  11. L

    1979 MCM 260 5.7L 350cid Slave Solenoid

    1979 MCM 260 5.7L 350cid Serial# 5424302 I am getting inconsistencies with part numbers and replacement with the vendors, not sure if it's my mistake or theirs. Does it matter which style of solenoid this has? The one I am replacing has the posts that are in a over/under pattern and the one...
  12. L

    Oil Pump to Distributor Shaft

    1979 MCM 260 4BBL 5.7L 350CID Serial# 5477889 Had this motor on an engine stand and when I flipped it over the oil pump to distributer shaft slide out and hit the floor. A piece of it chipped off so I have a new one coming. Is there anything specific I need to know about reinstalling the...
  13. L

    PCV Valve - Clarification of some basics

    When, if ever, should I look for a PCV valve in Mercruiser engines? Does fuel injection have anything to do with whether or not a pvc valve will be utilized? If I understand correctly most carburated GM motors use breather tubes for crankcase ventilation vs pcv valve, is this correct? I was...
  14. L

    1979 5.7l v8 350 260hp

    Good day to all the usual players.... 260 (4 BBL.) GM 350 V-8 1978-1982 Serial# 4908850 THRU 6218461 (sorry I hurt my back and can't check the exact number right this minute, but this is the range....it starts with a 54*****) I seemed to have misplaced my manual for this beast. Service manual...
  15. L

    4.3L Distributor Should this model have Thunderbolt and ignition module?

    1990 MCM 4.3L Serial #0C874052 Was this motor ever run with a points distributor? The one I have has a points distributor in it but when I look here...
  16. L

    Marine repair shop....small business start up advice.

    Hello friends. So for a year now I have been slowly doing more and more as a marine mechanic and I finally decided to just jump in with both feet and start working for myself. I just officially got my business license and while it's just me working out of my carport, work has been steady thus...
  17. L

    Safety Switch

    1968 Evinrude 85hp Model#85853A Serial#E01726 Still can't this girl to crank. Using a bump starter I connected one end to the batt post on the solenoid and the other to the yellow/red wire coming from the "S" terminal on the ignition. With bump starter engaged I don't get anything to either of...
  18. L

    Need a manual...?

    I was talking to a man about a horse whom said something concerning some files a fella' put up to help other fellas' such as yourselves in your dyi projects. Now if I were a guy looking for a little extra technical help and happen to be looking in this particular forum, I'd click on this...
  19. L

    Evinrude wiring and remote

    1968 Evinrude 85hp Model#85853A Serial#E01726 Issue: I have 3 different sets of Evinrude controls none of which have the right plug type at the end but I need to get one of them to work. Engine side has the rectangular and control side has the red round. The controls I want to use have the push...
  20. L

    Evinrude 85Hp Model#85853A Repair Manual....New to outboards assistance

    Gentlemen....Good day to you all. This Evinrude I just got needs allot of work and I could really use a manual.EDIT Evinrude 85 Speedfour Electric Start Model# 85853A Serial# E01726 Year ? (I believe this model is termed Phat 4....?) I looked at a bunch of wiring diagrams that are already...
Top