Uploaded May 2026 | Updated September 2026, 5 days ago
Taking a little test ride on the Kawasaki KFX400 that I've been tuning. This one has a 39 MM Keihin carb from a Yamaha YFZ450 swapped onto it. It's running pretty strong.
Taking a little test ride on the Kawasaki KFX400 that I've been tuning. This one has a 39 MM Keihin carb from a Yamaha YFZ450 swapped onto it. It's running pretty strong.










