Welcome to Defender Canada! 
Seals, Gaskets & Plugs
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Sierra Fuel Sender Gasket 5-Hole Unit - 64082
$9.45 -
Sierra Mercruiser Exhaust Elbow Gaskets (2-Pack) - 18-0672-9
$34.16 -
Sierra OMC Exhaust Manifold Gasket (2-Pack) - 18-2949-9
$37.08 -
Sierra Mercruiser Oil Pan Gasket Set - 18-0348
$45.84 -
Sierra Mercury Powerhead Base Gasket - 18-0378
$61.90 -
Sierra Mercruiser Intake Gasket Set - 18-0403
$120.30 -
Sierra Mercruiser Intake Gasket Set - 18-0404
$107.16 -
Sierra Mercruiser Oil Pan Gasket Set - 18-0405
$64.84 -
Sierra Mercruiser Intake Gasket Set - 18-0487
$118.84 -
Sierra Johnson/Evinrude Head Gasket - 18-0492
$61.90 -
Sierra OMC One Piece Rear Main Oil Seal - 18-0519
$44.38 -
Sierra Chrysler Intake Manifold Gasket Set - 18-0607
$77.96 -
Sierra Mercury/Yamaha Plenum Gasket Set - 18-0663
$66.28 -
Sierra Mercruiser Valve Cover Gasket - 18-0685
$51.68 -
Sierra Johnson/Evinrude Base Gasket - 18-0692
$37.08 -
Sierra Johnson/Evinrude Intake Gasket - 18-0693
$38.54 -
Sierra Johnson/Evinrude Intake Gasket - 18-0694
$37.08 -
Sierra Mercruiser Closed Dry Joint Riser Gasket - 18-0720
$76.50 -
Sierra Mercruiser Open Dry Joint Riser Gasket - 18-0721
$92.56 -
Sierra Mercruiser Restricted Dry Joint Riser Gasket - 18-0722
$77.96 -
Sierra Johnson/Evinrude Base Adapter to Powerhead Gasket - 18-0965
$32.70 -
Sierra Mercruiser Oil Pan Gasket - 18-1237
$63.38 -
Sierra Mercruiser Vortec Head Gasket Set - 18-1254
$245.86 -
Sierra Yamaha Trim Seal - 18-2082
$23.08 -
Sierra Velvet Drive Transmission Overhaul Kit - 18-2591
$545.20 -
Sierra Mercury Block Cover Gasket - 18-2810-9
$37.08 -
Sierra Mercruiser Exhaust Elbow Gaskets (2-Pack) - 18-2849-9-1
$29.78 -
Sierra Volvo/Penta Exhaust Manifold Gaskets (2-Pack) - 18-2902-1-9
$34.16 -
Sierra GM V6 Exhaust Manifold Gaskets (2-Pack) - 18-2909-9
$26.08 -
Sierra Chrysler Head Gasket - 18-3878
$57.52 -
Sierra Mercury Powerhead Gasket Set - 18-4359
$215.22 -
Sierra Mercruiser Exhaust Manifold Gasket - 18-4367
$41.46 -
Sierra Mercruiser Gasket Overhaul Set - 18-4384
$202.06 -
Sierra Mercruiser Gasket Overhaul Set - 18-4387
$594.80 -
Sierra Mercruiser Head Gasket Set - 18-4388
$507.22 -
Sierra Mercury Powerhead Gasket Set - 18-64217
$244.40 -
Sierra Mercury Lower Unit Seal Kit - 18-8382
$47.30 -
Sierra Dual Water Pickup Seal - 18-9895
$54.60 -
Sierra Yamaha Powerhead Gasket Set - 18-99176
$311.56 -
Sierra V8 Small Block Freeze Plug Kit - 18-56481
$70.66 -
Sierra Mercruiser Transom Seal Kit - 18-8206-1
$348.10 -
Sierra Mercruiser Transom Seal Kit - 18-8213
$288.24 -
Sierra Mercruiser Transom Seal Kit - 18-8217
$353.93 -
Sierra Mercruiser Transom Seal Kit - 18-8218
$355.40 -
Sierra Mercruiser Transom Seal Kit - 18-8219
$400.66