You can buy riser inserts and keep the stock cables.
https://www.ebay.com/itm/7-8-22mm-Handlebar-Mounts-Clamps-Riser-For-Yamaha-FZ1-FZS1000-Fazer-2001-2015/183930984396?hash=item2ad32417cc:m:mczxzyLWj8YV0Wq4yS5zMWA
I would say $5k-$6k most places. It's a great bike. I just sold mine because of a lack of riding time. It will be a sad day for you as well. Think long about selling.
https://www.facebook.com/marketplace/item/2315036765422467/
Original owner adult ridden 2009 Yamaha FZ-1. Made in Japan, enthusiasts know it is one of the best street bikes ever manufactured. Uses a previous generation R-1 1L inline 4-cyl tuned for better street performance.
Bike is 100%...
I use Liquid Ice because of the hot summers in Florida. Shame on you for the brown coolant. There overflow is opaque, so it can be seen with the naked eye.
Everybody should also be aware that 220*F is not hot for the bike. My bike's temp spikes in traffic, but quickly cools down to 200* in...
It's a Fi engine with 6-speed transmission. Fully adjustable front and rear suspension. If all that and the electrical system are fine, then it should be good to go. Not a whole bunch of sensors or electrical gizmos to go bad.