WR450 Head Plug

1 reply to this topic
  • L. Euler

Posted March 06, 2010 - 05:51 AM


Does anyone know where I can get a replacement for the plug that is in the forward right side of the cylinder head. Mine popped out and and I blew about 1/4 of my oil before I could get it back to base. Its not listed in the manual parts or on Yamaha's parts list.

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  • troys450

Posted March 06, 2010 - 09:07 AM


the plug is for the hole that used to be where the decompression mechanism wnt into the head,,,mine fell out,went to yamaha and got a revised rubber/steel plug,,,they will find it in the cam section,,oddly enough,,i put some supper glue onit,,been ther for 3years now,,i bought 2,,just to have an extra,,,good luck


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