https://xs650chopper.com/yamaha-xs650-history-xs-1-vintage-ads/ Drool. Build. Ride. Check It Out! Sat, 10 Oct 2020 18:27:55 +0000 hourly 1 https://wordpress.org/?v=6.9.4 https://xs650chopper.com/yamaha-xs650-history-xs-1-vintage-ads/#comment-7291 Sat, 01 May 2010 04:33:58 +0000 http://www.650chopper.com/?p=51#comment-7291 my understanding is that yamaha bought the showa company and that the basic blue print for our beloved xs comes from a 500cc engine that showa had designed in the late 50s with very little changes to that original design.

]]> https://xs650chopper.com/yamaha-xs650-history-xs-1-vintage-ads/#comment-1028 Mon, 06 Apr 2009 15:08:58 +0000 http://www.650chopper.com/?p=51#comment-1028 There was no predecessor. This was Yamaha’s first 4 stroke. They, however, used the Toyota 4 cylinder engine as a model of design for this OHC parallel twin. A 650 enthusiast and owner, Jesse

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