I used this
http://www.mydiscountsdirect.com/rock-oi...1276-p.asp
I also got my filters from eBay. With a fuel and air filter. Easy to do and they have the workshop manual on the forum
http://www.ebay.co.uk/itm/GENUINE-YAMAHA...2309wt_922
http://www.ebay.co.uk/itm/YAMAHA-FZS600-..._952wt_689
http://www.ebay.co.uk/itm/HIFLO-YAMAHA-A...2310wt_999
http://www.ebay.co.uk/itm/K-N-HIGH-FLOW-...1834wt_822
http://www.ebay.co.uk/itm/Genuine-Yamaha...2005wt_982
http://www.mydiscountsdirect.com/rock-oi...1276-p.asp
I also got my filters from eBay. With a fuel and air filter. Easy to do and they have the workshop manual on the forum
http://www.ebay.co.uk/itm/GENUINE-YAMAHA...2309wt_922
http://www.ebay.co.uk/itm/YAMAHA-FZS600-..._952wt_689
http://www.ebay.co.uk/itm/HIFLO-YAMAHA-A...2310wt_999
http://www.ebay.co.uk/itm/K-N-HIGH-FLOW-...1834wt_822
http://www.ebay.co.uk/itm/Genuine-Yamaha...2005wt_982