Boat parts & accessories for Johnson, Evinrude, Mercury, Mariner, Force, or Yamaha outboard motor, & Mercruiser, OMC stern drive. 

Welcome to TMS Marine Parts
If you're a "do-it-your-selfer" boat motor repair person, you have come to the right place. We have heavily discounted boat parts and accessories for all your needs. Outboard motor and stern drive parts from the prop to the top. Besides great pricing, you can trust that you will receive your boat parts order in a very timely manner. 99% of what we offer ships same day if order is placed by 3:00PM central standard time. Make your parts selection below, and let us help you get your baby back on the water fast and economically.
  Outboard Boat Motor & Stern Drive Parts Department

trim motor Accessoriesstarter Johnson-Evinrudegasket set OMC-Cobra
piston Chryslerfuel pump kit Mercury-Marinerrebuild Yamaha
powerhead Forcebilge pump Mercruiser 


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steering cable Lifetime Warranty!
Having over 20 years experience in rebuilding outboard motor powerheads provides confidence you can count on! Take a look and see why TMS would be the wise choice to rebuild your outboard powerhead over the other guys.

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boat parts Help, I can't find it
Don't see the boat parts you need? We have or can get lots of parts not listed on the website. Send us a parts request and we'll see what we can do for you.

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  We carry outboard motor crankshafts and connecting rods both new and refurbished for Johnson Evinrude Mercury Force and Yamaha. Give us a call   for your needs.

  Special Deals on Special Tools
TMS usually always has outboard boat motor parts and accessories on sale to give our customers every break we can. When we run across a great deal on boat parts, we pass it on to you. Check out these common outboard motor special tools to help you get your boat back on the water:

Item #P781


Flywheel Puller

This flywheel puller will make removing your Johnson or Evinrude a snap. This puller will also work on Chrysler and Force outboard motors by obtaining correct size bolts.

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Item #P201


Flywheel Puller

Designed specially for Mercury and Mariner outboard flywheels, this puller is very easy to use. Snug it good and tight and a solid rap or two with a 2 lb sledge pops the flywheel loose in an instant.

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Item #P781R


Lifting Eye

Add this lifting eye to Item# P781 puller set and you have the ability to remove your OMC outboard from your boat's transom with an average engine hoist.

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Item #P904


Lifting Eye

This lifting eye fits most Mercury and Mariner outboards for removing motor from transom of your boat. Great for use when motor needs to removed from transom while replacing steering cables.

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Item #P52344


Flywheel Holder

This tool is especially handy for holding your flywheel while lossening the flywheel nut. Never use an air power impact wrench to loosen your flywheel nut as damage to the flywheel magnets may occur.

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Item #519-S48


Spark Tester

8 terminal spark gap tester with adjustable spark gap capability. Check the strength of ignition spark at different gap widths to make sure fire to the plugs is adequate. Can be separated into two sections.

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Item #519-S48H


Spark Tester

4 terminal spark gap tester with adjustable spark gap capability. Check the strength of ignition spark at different gap widths to make sure fire to the plugs is adequate.

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Item #P73688


Retainer Nut Wrench

Easily remove the spanner nut that holds the bearing carriage in your Mercury/Mariner outboard motor lower unit. This is a must have when replacing prop shaft seals or completely rebuilding a lower unit.

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