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Cylinder Works Big Bore Cylinder Kit - 23001-K01

  • Part #:
    145800
  • Manufacturer Part #:
    23001-K01

MSRP Price: $584.85

Our Price: $526.37

You Save $58.48 (10%)
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Overview of Cylinder Works Big Bore Cylinder Kit - 23001-K01

+3mm Big Bore Kit Makes it a 478cc

  • Ready-to-install, direct bolt-on cylinders require no re-plating and look virtually identical to the OEM cylinders
  • Cylinder kits include matched Vertex pistons to ensure longevity, performance and reduced engine noise
  • Nickel Silicon Carbide plated for long life
  • Kits come complete with gaskets, cylinder, piston, rings, pin and clips
  • Honed to exact size for easy piston installation
  • Big bore cylinders do not require machine work (unless noted)
  • Made in the U.S.A.

Compression Ratio: 12.5:1
Bore: 98mm

REPLACEMENT PARTS:

Replacement Big Bore Cylinder: MFG No. 23001
Replacement Big Bore Piston Kit: MFG No. 23001-P01
Replacement Big Bore Piston Rings: MFG No. 23001-R01
Replacement Big Bore Gasket Kit: MFG No. 23001-G01

Specs for Cylinder Works Big Bore Cylinder Kit - 23001-K01

Bore Size 98 mm
Compression Ratio 12.5:1
Type Big Bore Kit
Units Each
Weight 4.60 lbs

Alternate/OEM Part Number(s):

09310425
Specs for Cylinder Works Big Bore Cylinder Kit - 23001-K01
Bore Size 98 mm
Compression Ratio 12.5:1
Type Big Bore Kit
Units Each
Weight 4.60 lbs
Fitment for Cylinder Works Big Bore Cylinder Kit - 23001-K01
See if this part fits your ride

Part 145800 fits the following machines

Yamaha
  • 2013 Yamaha YFZ450
  • 2012 Yamaha YFZ450
  • 2009 Yamaha YFZ450
  • 2008 Yamaha YFZ450
  • 2007 Yamaha YFZ450
  • 2006 Yamaha YFZ450
  • 2005 Yamaha YFZ450
  • 2004 Yamaha YFZ450
  • 2007 Yamaha YFZ450BB Bill Ballance Edition
  • 2006 Yamaha YFZ450BB Bill Ballance Edition
  • 2004 Yamaha YFZ450LE Limited Edition
  • 2007 Yamaha YFZ450SE Special Edition
  • 2005 Yamaha YFZ450SE Special Edition
  • 2007 Yamaha YFZ450SE2 Special Edition 2
  • 2006 Yamaha YFZ450SP 50th Anniversary Edition
  • 2008 Yamaha YFZ450SP Special Edition
  • 2008 Yamaha YFZ450SP2 Special Edition 2
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Instructions and Manuals for Cylinder Works Big Bore Cylinder Kit - 23001-K01