http://media.blubrry.com/keefer_tested/pulpmx.com/podcasts/260130_keefer.mp3 Jamie Ellis from Twisted Development comes on to chat with Keefer about his latest KX450 build. Learn about what was done to the engine to make it one of the fastest Kawasaki builds to date and what you can do to your KX450 without breaking he bank. Get helpful tips as well as some insight…