Welcome to BoatPartGuys.com. We specialize in discounted new and used parts for all major manufacturers. This includes all the associated manufacturers including Yamaha, Mercury, Mariner, Force, Chrysler, Mercruiser, Sport Jet, Motorguide, Evinrude, Johnson, Turbojet, Seadrive, OMC Sterndrive, OMC Cobra, Volvo Penta, and Suzuki.
You can search for new and used parts by part number. Click the manufacturer above to lookup part numbers for your engine - COME BACK TO THIS SITE FOR THE BEST PRICE, then enter the part number in the search box on the top of this page. Please call us if you have any problems or need assistance looking up part numbers. If a part number appears in the description, re-enter that number in the search box, this will ensure the most updated part number is used. Our used parts inventory includes powerheads, lower units, blocks, etc. Call if you don't find what you are looking for. Our inventory count may also tell you we have something in stock when we don't, if it is not in stock we will order it, please allow a few extra days for this. If you want to check inventory, email your part numbers to info@boatpartguys.com.
Call 1-866-768-BOAT(2628) with any questions
Yamaha, Mercury & Evinrude Engines In Stock - Call For Pricing, our pricing is too low to display.
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Mercury
TENSIONER
8M0055518 (8M0055518) TENSIONER for Mercury, Mercruiser, Force or Mariner..
$172.06 $226.83
TENSIONER
8M0077553 (8M0077553) TENSIONER for Mercury, Mercruiser, Force or Mariner..
$304.83 $420.81
TENSIONER
8M0111642 (8M0111642) TENSIONER for Mercury, Mercruiser, Force or Mariner..
$443.65 $525.22
TENSIONER
8M0131433 (8M0131433) TENSIONER for Mercury, Mercruiser, Force or Mariner..
$362.43 $428.76
TENSIONER
8M0230099 (8M0230099) TENSIONER for Mercury, Mercruiser, Force or Mariner..
$111.42 $147.33
TENSIONER ARM
8M0047394 (8M0047394) TENSIONER ARM for Mercury, Mercruiser, Force or Mariner..
$49.32 $64.65
TENSIONER ARM
8M0219206 (8M0219206) TENSIONER ARM for Mercury, Mercruiser, Force or Mariner..
$49.32 $64.65
TENSIONER ASSY
879330T27 (879330T27) TENSIONER ASSY for Mercury, Mercruiser, Force or Mariner..
$830.95 $983.34
TENSIONER ASSY
862353A1 (862353A1) TENSIONER ASSY for Mercury, Mercruiser, Force or Mariner..
$100.30 $132.49
TENSIONER ASSY
898463A01 (898463A01) TENSIONER ASSY for Mercury, Mercruiser, Force or Mariner..
$74.10 $98.04
TENSIONER ASSY
884418A1 (884418A1) TENSIONER ASSY for Mercury, Mercruiser, Force or Mariner..
$50.34 $66.24
TENSIONER ASSY
898463A02 (898463A02) TENSIONER ASSY for Mercury, Mercruiser, Force or Mariner..
$190.88 $251.74
TENSIONER ASSY
8M8022199 (8M8022199) TENSIONER ASSY for Mercury, Mercruiser, Force or Mariner..
$624.81 $739.38
TENSIONER ASSY
8M0164060 (8M0164060) TENSIONER ASSY for Mercury, Mercruiser, Force or Mariner..
$804.39 $951.91
TENSIONER ASSY
8M0183909 (8M0183909) TENSIONER ASSY for Mercury, Mercruiser, Force or Mariner..
$867.98 $1,027.15
TENSIONER ASSY
8M0205685 (8M0205685) TENSIONER ASSY for Mercury, Mercruiser, Force or Mariner..
$117.05 $154.75
TENSIONER ASSY
8M0210487 (8M0210487) TENSIONER ASSY for Mercury, Mercruiser, Force or Mariner..
$512.24 $606.18
TENSIONER ASSY
8M0231253 (8M0231253) TENSIONER ASSY for Mercury, Mercruiser, Force or Mariner..
$118.52 $156.34
TENSIONER BELT
8M0066333 (8M0066333) TENSIONER BELT for Mercury, Mercruiser, Force or Mariner..
$172.12 $227.36






