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  1. Goldie627

    Mercruiser 140 3.0 Makeover

    Timing cover exterior has bad surface rust interior looks ok. If i sand blast all the rust off and clean metal prime then enamel black paint it do you think the rust will return? Im debating on buying a new timing gear cover...
  2. Goldie627

    Mercruiser 140 3.0 Makeover

    Do my timing gears look ok?
  3. Goldie627

    Mercruiser 140 3.0 Makeover

    Make over is going well... oil pan is off and the motor is upside down. I want to replace the rear main seal, and purchase a new crankshaft bearing set. I pulled the cap off the main bearing thinking the bottom main bearing would tell me if it was standard or .001 or .010 or .020 for the life...
  4. Goldie627

    Mercruiser 140 3.0 Makeover

    I've decided to consolidate my engine journey into one thread. I will attempt to document my makeover as it unfolds, I plan to include photos and videos of the following: Order Gaskets - Done Outdrive Removal - Done Engine Removal - Done Oilpan Removal - Done Timing Gear Cover Removal - Done...
  5. Goldie627

    1986 Sea Ray Mercruiser 140 3.0 Oil Pan Gasket

    140 GM 181 I/L4 1982-1986 - 6229718 THRU 0B450800 I cant find a one piece oil pan gasket. OEM part number is 27-14901A1 and is advertised as a set so im assuming its four pieces, i cant tell by the picture. I have a two piece rear main seal and the 1 piece oil pan gaskets may not have started...
  6. Goldie627

    Paranoid - Water and OIl in Bilge Area

    The oil in the bilge is from a leaking oil pan gasket soon to be repaired. The water in the bilge I believe is from plane splash. I have two sliding boards that go on horizontally adjacent to the doghouse. When i'm trouble shooting and frequently lifting the dog house I leave those boards off...
  7. Goldie627

    Mid Throttle Lean Condition

    As the trouble shooting progresses I'm updating the first post. These are the spark plugs after 2000rpm for 5 minutes... maybe i shouldn't have used the camera flash...
  8. Goldie627

    Mid Throttle Lean Condition

    The float levels were almost perfect. Spring loaded needle float spec 14mm my float was 15mm. Float drop spec 32mm my float drop was 30mm. After all the screws were out, unfortunately, I damaged the gasket beyond resuing when I lifted the top of the carb off the carb body. I have the stuck on...
  9. Goldie627

    Mid Throttle Lean Condition

    more......
  10. Goldie627

    Mid Throttle Lean Condition

    more......
  11. Goldie627

    Mid Throttle Lean Condition

    more....
  12. Goldie627

    Mid Throttle Lean Condition

    Hello All, I disabled the shift interrupter, still had the mid throttle lean condition. Drove the boat in the mid throttle area and the engine shut down on its own. I did not restart. I immediately pulled the plugs. And here we are.... Also tried coil with 12volts instead of the resister wire...
  13. Goldie627

    Oil Pan Gasket Leaking Oil

    ​1986 Sea Ray Mercruiser 140 3.0 140 GM 181 I/L4 1982-1986 - 6229718 THRU 0B450800 Can a leaking oil pan gasket have an adverse effect on how my engine runs? When I pull the motor to replace the oil pan gasket should i replace the rear main seal? While the motor is out and upside down on the...
  14. Goldie627

    Mid Throttle Lean Condition

    1986 Sea Ray Mercruiser 140 3.0 140 GM 181 I/L4 1982-1986 - 6229718 THRU 0B450800 The good: Boat starts right up, even with the first cold start. Engine has a small shake but for a forty year old motor, I'm not complaining. Gets on plane, highest rpm i took it was 3200 3300, that was plenty...
  15. Goldie627

    mercruiser 140 3.0 starting and running motor on the ground

    Hello all, im almost certain ill be taking out my engine for timing gears and possibly rear main seal. I currently have a manifold vacuum of 14. after the gear replacement i would like to start and run the motor on the ground before i put the motor back in the boat. that way i can compare my...
  16. Goldie627

    mercruiser 140 3.0 timing gears

    So after weeks of trials and errors, i think ive figured out my hesitation with acceleration problem. I can get up on plane, but, you have to move the throttle painfully slow to get there. anything other than a slow easy movement will cause a hesitation and/or stutter. a fast holeshot type...
  17. Goldie627

    Dual Battery Setup, Starting from Scratch

    Hello all, im in the process of restoring my 19 foot 1986 Searay open bow. Ive converted it to a dual purpose boat, comfort/fishing. I have a minn kota power drive trolling motor and a 4 banger mercruiser alpha one. At this point i know i want two batteries, 1 house and 1 trolling. So far...
  18. Goldie627

    U joint bellow installation, please help

    Hello all, I'm stumped. Here's the deal... I have a 1986 Sea Ray, GM 4 Banger, Alpha One. I've rebuilt the gimbal housing, gimbal ring and bell housing. My question is, how do I install the u joint bellow? I can barely get the u joint bellow to go on the gimbal flange for a test fit so i really...
  19. Goldie627

    Triangular coupler to round coupler, is it possible?

    I have the mercruiser 140 GM 181 I/L4 1982-1986 - 6229718 THRU 0B450800. Mercruiserparts.com shows two couplers for my motor. 76850A2 (round) and 12632A7 (triangular). http://www.mercruiserparts.com/bam/subassembly/5643/963/300 Here's the deal, before I removed my coupler I ordered this...
  20. Goldie627

    86 Sea Ray Restoration [Splashed Oct 2017]

    Starting the bench seat / sundeck / doghouse
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