Bolt Motorcycle Hardware's Four-Stroke Engine Fastener kits include bottom-end hardware for the following:

• Crankcase Covers
• Clutch Cover
• Oil Filter Cover
• Crankcase
• Case Saver
• Water Pump

Does not include engine-to-frame mount bolts.

This kit fits the following models:

• YZ400F 1998-1999
• YZ426F 2000-2002
• YZ450F 2003-2005
• WR400F 1999-2000
• WR426F 2001-2002
• WR450F 2003-2006