Crockett's
BK Carb Mod - This modification is intended to limit
the fuel squirt from the carburetor accelerator pump into the
engine for an increase in performance and fuel efficiency. By
Rob Crockett |
|
2003
YZ450F vs 2003 WR450F - Which bike is right for you.
This is a table showing all the differences between the 2003
Yamaha YZ450F and WR450F. By 4Strokes.com |
|
 Exhaust
Noise Test Data (84KB PDF) - Exhaust noise level ratings
for Yamaha dirt bikes with stock and various aftermarket
exhaust systems. Go to
CA State Parks OHMV Recreation
Division Website for
latest edition. By John Franger |