I have a 2005 yz450f. And when I got this radiator it did not come even close to fitting my bike.
Mishimoto has developed an ultra-durable braced dirt bike radiator. The built-in corner bracing ensures the highest level of durability to riders on the track or off road. Upgrade your stock radiator with a Mishimoto aluminum dirt bike radiator to receive 30 per cent greater cooling efficiency. All Mishimoto powersports radiators are made with aircraft quality brazed aluminum and are precision tig welded for extreme durability. All Mishimoto dirt bike radiators are designed as a direct OEM fit to ensure smooth installation.