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  1. SHickey

    140 Merc coil question

    Hello, I have been trying to get an old tin can ready for restoration or to sell outright. The boat is a 1972 Mirrocraft 21' with a 140 merc and a MC-1 outdrive. I got the motor running well this am, it started easily, and after I adjusted the 2 carb jet screws it was running like a top. I...
  2. SHickey

    Motor Temp Gauge not working

    Hello, A relative of mine just purchased a 95 Celeberity 210 with a Merc OD and a 5.7 motor. The boat runs fine but the temp gauge is not working and I told my relative he really needs to get it working to prevent any major motor failures. I am seeing him this afternoon and I am 100% sure it...
  3. SHickey

    Motor Performance Question

    Hello I finally got my StarCraft '76 American 20 with the 165 HP straight six and the MC-1 OD on the water and it performed pretty well for sitting 8 months. It ran well in all RPM until I got to @ 4,200. At 4,200 it ran strong for @ 10 sec and then it stuttered. I immediately throttled down...
  4. SHickey

    Water pump

    Quick question to the experts. I need to replace the water pump in my 1976 MC 165 MC-1 outdrive. The impeller got fried after my muff hose got kinked during a short run time. I want to replace the unit with a water pump kit and I am torn between replacing the unit with a sierra water pump kit...
  5. SHickey

    Last valve adjustment

    Hello, In the search for eliminating a tick in my motor, it was suggested to remove the hydraulic lifters, clean and reinstall them. I did that and my motor (1976 MC 165 with a MC-1 OD) is running smoother than ever. Before I bolt down the valve cover I would like to do one more valve...
  6. SHickey

    Lifter replacement all or one??

    Hello again, In my quest to constantly improve the "old girl" 1976 straight six Mercrusier 165 HP MC-1, I have been trying to track down a ticking sound in the back of the motor. My mechanic neighbor and I have come to the conclusion one of the lifters is bad and that I can probably get rid...
  7. SHickey

    Stiff shift shaft question

    Hello, I needed to replace the oil seal on the shifting shaft on my 165HP 1976 MC-1 lower unit. After I split the outdrive and removed the shifting shaft bushing, I discovered the shaft bushing did not have an oil seal in place??? I replaced the bushing, oil seal that sits in the bushing, and...
  8. SHickey

    Prop shaft seal replacement

    Hello all and Merry Christmas, My 1974 Mercruiser 140 MC-I needs a new prop shaft before I put it back together next year. The seal was destroyed after about 3-4 yards of mono line was discovered behind the prop. My question is whether or not it would be worth it to buy the special tools and...
  9. SHickey

    Outdrive fluid drip??

    Hello All, I have been taking my 74' Starcraft American 20 (165 MC-1) out and it has been running pretty good despite the "tick" it is making in the lower back part of the motor. My plans are to remove the motor in the fall and have it looked at and fixed by next spring. Now I am noticing a...
  10. SHickey

    Trim/Tilt question

    Hello, I am slowing making progress on a '74 21' Mirrocraft I picked up this spring. It has a Merc 140 3.0 and a MC-1 outdrive. I got the engine finally running after unsticking a valve and readjusting the lifters. Now for the Trim/Tilt, I replaced the only solenoid attached to the pump...
  11. SHickey

    Wiring Mess!!a

    Hello and Happy Fathers Day, I am working on a project, 1974 21' Mirrocraft that has a Mercruiser 140 3.0 motor with a MC-1 outdrive. This boat is in the process of being gutted out considering there are decking screws, red plastic tape, and different colored wires connected together for the...
  12. SHickey

    Stuck Valve on an Iron Duke??

    Hello, I picked up a project 21' '74 Mirrocraft that has a Mercruiser 140 (iron duke) and a MC-1 outdrive. I know very little about this boats history so when I started the motor for the 1st time it ran really rough and I could not get it to idle down. I checked the plugs and they seemed fine...
  13. SHickey

    Possible motor swap

    Hello I am having some problems with my Strarcraft American 20 that is powered by a 74 Mercruiser 165 with a MC-1 outdrive. The motor has a knock originating from the lower rear portion of the motor and I am about 90% convinced that it is a the crank bearing situation. I am thinking about...
  14. SHickey

    Simple outdrive wiring question

    Hello, Last week my 1976 140 Mercruiser MC-1 trim/tilt would not go up!! I replaced the up solonide and it still would not go up. I discovered the blue wire near the pump had become disconnected so I re- connected it and now it goes up no problem. While I was messing around in the stern...
  15. SHickey

    timing question

    Hello all, I am trying to reclaim an old 1976 "iron duke" Mercruiser 140 with a MC-I outdrive. The motor sat for 2 years and runs extremely rough when I first got it to fire up 2 weeks ago. Since then, I rebuilt and cleaned out the carb Rochester Products 2 BBL and now I want to replace the...
  16. SHickey

    No responce Trim / Tilt

    Hello, Just picked up a clunker 74 Mirrocraft 21' project boat w/ a Mercruiser 140 and an MC-1 outdrive. The motor runs even though it sat for two years but will need a tune up and some adjustments. Unfortunately the trim/tilt has no response from any of the three buttons on the dash. Could...
  17. SHickey

    Fiberglass or Bondo over aluminum??

    Well I usually wait until the fall to pick up a cheap boat to restore but this Mirrocraft 21' F4621 just caught my eye and you know when the trailer is worth more than the boat, you will be in for a real challenging project. I can only find bits and pieces about this boat and I was hoping...
  18. SHickey

    Impeller not pumping water??

    Hello All After a long cold winter, I finally got my 87 19' Bluefin 2.3 out from behind the shed and fired it up today. Only one problem, I am not getting the muff water to pump properly from the LU up into the motor. I checked the impeller and it was new from last year, intact and flexible...
  19. SHickey

    74' Starcraft American trim/tilt wiring diagram help!!

    Hello, During the early spring I attempted to fix a trim tilt problem on my 20' Starcraft American 165 HP. The issue when I obtained the boat was the tilt trim went down but would not go up. I replaced the up solenoid and I could get it to go up by jumping the solenoid. The up toggle and the...
  20. SHickey

    24volt trolling motor

    Hello, I wanted to look at a 24v trolling motor to put on the bow of my 19' Bluefin. From the picture the trolling motor looks like it was from the 80's and the seller did not mention the motor type. I was wondering if someone could tell me if I can hook up a 24 volt trolling motor to a single...
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