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  1. 81 Checkmate

    81 Checkmate Restoration!

    Re: 81 Checkmate Restoration! Update.. Havent had the extra money to get the interior material orderd. Will have to wait till after xmas to do that. So im bored in the garage and i decided to paint the trailer and do some pin-stripe on the boat..... Also painted the outdrive after...
  2. 81 Checkmate

    Water/Oil mix in trim pump tank

    Season's over. Went and pulled the pontoon outa the water at the lake today.....After draining the block/manifolds ect, i did a once over and noticed the trim pump tank looked a funny color...unscrewed the cap and had a milkshake color to it. Didnt have much time to investagate as it was getting...
  3. 81 Checkmate

    Alpha vs Pre-Alpha Terminology

    To: Achris....I was following a thread the other day about a Alpha drive issue and the O.P. kept calling it a Pre-Alpha and you had stated that in all the manuals.... you have never seen merc call it a pre-alpha drive......which i am sure you are absolutely right. No doubt... That got me...
  4. 81 Checkmate

    898/MC-1 reverse lock question

    Got the motor alingned with my new bar..(other thread)....drive installed correct with shifter in forward prop locks to port.... Shift back to neutral and prop spins free both ways...Now i try to shift to rev and it will not go....very stiff and i dont want to force it! Rams and pressure hoses...
  5. 81 Checkmate

    81 Checkmate Restoration!

    Re: 81 Checkmate Restoration! Update: Got the motor in and all the bolt on's on. Got it fired up over the weekend and did some fine tuning last night. Im stoked how this thing sounds... Prr's like a kitten.....Can't wait to get it on the water! Went ahead and drained the block/manifolds and...
  6. 81 Checkmate

    Fuel and Trim gauge issues

    Re: Fuel and Trim gauge issues I see grasshoper...... Well i did take the wires off the gauges... I had made new dash panels to replace the old warp up ones. When i put the gauges on the new panel i did them one by one and kept the wires on the same terminal location. If you look at the back...
  7. 81 Checkmate

    Fuel and Trim gauge issues

    Re: Fuel and Trim gauge issues Thanks for the link.....its a little different color code but the same Principal. After doing some research and reading i am going to try this tonight.....I think i have it figured out!
  8. 81 Checkmate

    Fuel and Trim gauge issues

    Re: Fuel and Trim gauge issues Checked out the grounds....Looks like the gas tank and sender are two different ground wires goin into the harness. No bus bar at motor for grounds or under dash. Grounds are all linked together at dash. I took some pics. the gauges....purple wire comes from...
  9. 81 Checkmate

    Fuel and Trim gauge issues

    1981 Checkmate.......898 wiring harness...pre BPA wiring code. After restoring the boat and putting in rebuilt motor....350 in place of 305. Got it fired up yesterday...all good exept the trim gauge and the fuel gauge both peg. Fuel gauge reads full....tank was empty and put in 3.5 gallons...
  10. 81 Checkmate

    Alignment bar / Motor alignment

    Ok guy's.....Put my motor in last night.....now im trying to align my motor. 2-pc rear main bell coupler, MC-1 Drive Question.......I had alignment bar machined to the dimensions that Don has posted in the stickys 1.150 dia on the end that goes in the coupler.......i cant seam to get it to go...
  11. 81 Checkmate

    81 Checkmate Restoration!

    Re: 81 Checkmate Restoration! Update........Finally.... putting the motor in the boat! I officially have a motor boat. Had my students build me a engine host stand out of I-beam's.... Bolt it together and wrap the chain fall and commence to lifting. My son came over to help....(Finally...
  12. 81 Checkmate

    Chevy 350 casting# and rebuild

    Re: Chevy 350 casting# and rebuild Got the motor back together over the weekend........ I wanted to go with new head bolts, but couldnt wait another 3 days to get them from Summit...plus another hundred bucks. Check at Auto zone and Oriely's and they had them...but of course another $75 bucks...
  13. 81 Checkmate

    Yard sale Sewing Machine.

    Re: Yard sale Sewing Machine. Here is a better pic.......of the lever
  14. 81 Checkmate

    81 Checkmate Restoration!

    Re: 81 Checkmate Restoration! Thanks Zool! Painted the engine hatch....Just set it on the boat to get a visual....... Next install the hardware. Rebuilding the motor now.... That will be the next installment!
  15. 81 Checkmate

    Yard sale Sewing Machine.

    Bought a sewing machine over the weekend at a yard sale....$10.00 bucks and it has the case and IT WORKS! Im wanting to redo the interior on the checkmate this winter. So i came across this one. Wanting to find out what i have and if it will work....and any info or where to look for...
  16. 81 Checkmate

    Wont idle - Carb or Electrical?

    Vacation last week...... Having issues with the Pontoon. 2001 - 3.0 Merc I/O Serial Number - #OL647903 1. It will start no problem...crank and it fires.....but it wont idle. You can rev it to 3 grand and hold it there and it has a very slight miss...but when you back it down to idle it quits...
  17. 81 Checkmate

    81 Checkmate Restoration!

    Re: 81 Checkmate Restoration! Update.......painted and installed the Windshield and grab bar. Also stuck my new Checkmate skickers. Installed the new dash panels...But had to install the old gauges in the dash. The way it is set up you can pull the panel and install a new gauge pack down the...
  18. 81 Checkmate

    Mercuriser I/O hub size

    Looking for a used prop for the pontoon.... 2001 - Mercrusier 3.0 I/O, Alpha 1 - It has a 4 Blade Alum 19" pitch on it now. Not sure what the dia is.... The numbers - 20 mph @ 3400 RPM WOT Found a stainless prop on Craigslist today......13-1/4" x 21" for $20 bucks... The guy said the center...
  19. 81 Checkmate

    81 Mercrusier Instrument Wiring Color code ?

    Im in the process of install the gauges in the Checkmate??.Looking in the Mercrusier service manual #03 that Don posted. Section 3 , Part-D Instrumentation. My question is ?on some of the diagrams it say?s? Pre BIA Color Code and BIA Color Code?What does the BIA mean? Also how does an AMP...
  20. 81 Checkmate

    Thru Hull... sure is loud

    Re: Thru Hull... sure is loud I too made the mistake of installing thru-hull exhaust??.I blame my 23 yr. old son for this! Way to loud for my liking! First you need to look and see if you have the Y-Pipe??.If not your S.O.L. I did find some mufflers that slide into your rubber exhaust tube...
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