These photos and links came across the WR450 mailing list. Tank photo 1 Tank photo 2 The tank is 28-liters (7.4 US gallons) with a 25-liter version (6.6 US gallons) due to go into production at the end of this month. Now, if they'd only produce a 15-liter version (4 US gallons.) Here are the links to the Australian race team they were developed for: Australian Safari Australian Safari Yamaha link Sorry, IMS. For WR owners, your 3.1 gallon model is LAME!!