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Big Bore Piston Kit 97.97mm with Gaskets Yamaha ATV YFZ450 2009-2014

Big Bore Piston Kit 97.97mm with Gaskets Yamaha ATV YFZ450 2009-2014

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  • MSRP: $284.90
  • You Save: $124.95 (44%)
  • Brand: Cylinder Kits
  • Condition: New
  • SKU: 23403C
  • Manufacturer Part Number: 23403C
  • Warranty: No
  • Part Type: Engine
  • Placement on Vehicle: Front*Rear
  • Type: Big Bore
  • Compatible Make: Yamaha
  • Compatible Model: YFZ450

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Big Bore Piston kit; +3mm makes 478cc. 97.97mm

  • Kits include piston, rings, wrist pin, circlips, and top end gasket kit
Cylinder Works Gasket Kit includes:
Base Gasket
Engine case gasket
Exhaust Gasket
Head Gasket

For Models:

2004 - 2013 Yamaha YFZ 450 ATV,2009 - 2014 Yamaha YFZ 450R ATV,2010 - 2011 Yamaha YFZ 450X ATV

Vertex Piston Kit
  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Cast piston kits are gravity cast aluminum alloy (not forged) with 18% silicone content, which produces an extremely light but very strong piston
  • Forged pistons are forged from 2618 aluminum for superior strength and durability
  • Forged High Compression pistons improve power and torque across entire rpm range
  • Big Bore pistons increase engines displacement, torque, and peak horsepower
  • Forged Replica pistons are forged OE replacements
  • Replica pistons and all rings are OEM replacements

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