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Bolt Engine Fastener Kits come with modern dimpled flange bolts. With a bright zinc finish, these fasteners last long and give a clean, updated look to any engine.

Available for Yamaha off-road motorcycle models 1989 and newer and select ATV models 1983 and newer. ATV models include the above and countershaft seal/neutral sensor and starter (where applicable) and exterior M6 and M5 fasteners for the engine.

Two-stroke Engine Fastener kits have all the external fasteners from top to bottom end, including hardware for:

  • Heads
  • Reeds
  • Cylinder
  • Crankcase
  • Case saver
  • Water pump
  • Left case cover
  • Ignition cover
  • Inner and outer clutch covers
  • Power valve covers

Four-stroke Engine Fastener kits include bottom-end hardware for the following:

  • Crankcase Covers
  • Clutch Cover
  • Oil Filter Cover
  • Crankcase
  • Case Saver
  • Water Pump and various top-end bolts depending on model.

Bolt Engine Fastener Kit Yamaha YZ450F '14-'20 / YZ450FX '16-'20 / WR450F '16-'1

by Bolt
SKU: BLTEYF41420
$69.99
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Bolt Engine Fastener Kits come with modern dimpled flange bolts. With a bright zinc finish, these fasteners last long and give a clean, updated look to any engine.

Available for Yamaha off-road motorcycle models 1989 and newer and select ATV models 1983 and newer. ATV models include the above and countershaft seal/neutral sensor and starter (where applicable) and exterior M6 and M5 fasteners for the engine.

Two-stroke Engine Fastener kits have all the external fasteners from top to bottom end, including hardware for:

  • Heads
  • Reeds
  • Cylinder
  • Crankcase
  • Case saver
  • Water pump
  • Left case cover
  • Ignition cover
  • Inner and outer clutch covers
  • Power valve covers

Four-stroke Engine Fastener kits include bottom-end hardware for the following:

  • Crankcase Covers
  • Clutch Cover
  • Oil Filter Cover
  • Crankcase
  • Case Saver
  • Water Pump and various top-end bolts depending on model.
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