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:

• YZ450F 2014-2020
• YZ450FX 2016-2020
• WR450F 2016-2019