Hero image 0 of Vertex Big Bore Forged Piston Kit for Yamaha WR 450 F (03-14) 23404B, 0 of 1

Vertex Big Bore Forged Piston Kit for Yamaha WR 450 F (03-14) 23404B

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Key item features

Big Bore: This forged piston kit increases the engine displacement to 478cc, achieved by a +3mm size over standard, resulting in a 480.00 displacement.
Compression Ratio: The kit features a 12.5:1 compression ratio, optimizing engine performance for compatible Yamaha models.
Kit Components: Each kit includes essential components for installation: the piston, piston rings, a pin, and clips.
Precise Dimensions: The piston has a diameter of 97.970, designed for a cylinder bore of 98.000, ensuring a precise fit.
OEM Standards: The piston kit is engineered to meet or exceed OEM specifications for both fit and overall performance.
Model Compatibility: This kit is compatible with Yamaha WR 450 F models from 2003-2014 and YZ 450 F models from 2003-2009.

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Specs

Vehicle make
Yamaha
Vehicle model
WR450F, YZ450F
Vehicle year
2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014
Vehicle fitment type
Specific
Automotive specialty part type
Piston Kit
Material
Forged

Current price is $284.36

Price when purchased online

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Columbus, 43215

Arrives between Feb 6 - Feb 9

Sold and shipped by DB Electrical

4.359797297297297 stars out of 5, based on 592 seller reviews(4.4)

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About this item

Product details

Vertex Big Bore Forged Piston Kit Compatible with/Replacement for Yamaha WR 450 F (03-14), YZ 450 F (03-09) 23404B

**Verify the part fits before purchasing**

Specs:

Description: Forged Big Bore Piston Kit

Compression Ratio: 12.5:1

Cylinder Bore: 98.000

Piston Diam: 97.970

Displacement: 480.00

Size Over STD: 3.0

Notes: Big Bore Piston kit; +3mm makes 478cc, 12.5:1 Kit includes: Piston, rings, pin, clips

Compatible With / Compatible with/Replacement for:

Yamaha WR 450 F 2003-2014, YZ 450 F 2003-2009

Big Bore Piston kit; +3mm makes 478cc, 12.5:1 Kit includes: Piston, rings, pin, clips
Meets or Exceeds OEM Specs for Fit and Performance

info:

We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.

Specifications

Vehicle make

Yamaha

Vehicle model

WR450F, YZ450F

Vehicle year

2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014

Vehicle fitment type

Specific

Warranty

Warranty information

1 Year Warranty on parts. We’re confident that our products will work flawlessly once installed in your vehicle. But in a rare case that it does not, we’ll replace the products anytime within one year of your order. If you have a problem, we will take every step to assist you.

Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.

Warnings

WARNING: May cause cancer and birth defects or other reproductive harm.

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Comparison Overview:
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Comparison Chart:
Vehicle make	YamahaVertex Big Bore Forged Piston Kit for Yamaha WR 450 F (03-14) 23404B	YamahaNew Vertex High Comp Forged Piston Kit for Yamaha YFZ 450 (04-09,12-13) 23551B	YamahaNew Vertex Replica Forged Piston Kit for Yamaha WR 400 F (98-00) 22567A	YamahaVertex Replica Forged Piston Kit for Yamaha YZ 250 F (08-13) 23391B	YamahaNew Vertex High Comp Forged Piston Kit for Yamaha YXM 700 D VIKING 700 (14-17)	KTMVertex Big Bore Forged Piston Kit for KTM 350 XC-F (16) 24142B	HondaVertex High Comp Forged Piston Kit for Honda CRF 450 R (13-16) 23869A	YamahaVertex High Comp Forged Piston Kit for Yamaha YFZ 450 (04-09,12-13) 23551A	KawasakiVertex High Comp Forged Piston Kit for Kawasaki KX 250 F (11-14) 23647B	KTMVertex 75.97mm Replica Piston Kit for Ktm 77130007000II, 23235B
Vehicle model	WR450F, YZ450FVertex Big Bore Forged Piston Kit for Yamaha WR 450 F (03-14) 23404B	YFZ450X, YFZ450RNew Vertex High Comp Forged Piston Kit for Yamaha YFZ 450 (04-09,12-13) 23551B	YZ400F, WR400FNew Vertex Replica Forged Piston Kit for Yamaha WR 400 F (98-00) 22567A	YZ250FVertex Replica Forged Piston Kit for Yamaha YZ 250 F (08-13) 23391B	YXM 700 D VIking 700New Vertex High Comp Forged Piston Kit for Yamaha YXM 700 D VIKING 700 (14-17)	-Vertex Big Bore Forged Piston Kit for KTM 350 XC-F (16) 24142B	CRF450RVertex High Comp Forged Piston Kit for Honda CRF 450 R (13-16) 23869A	YFZ450X, YFZ450RVertex High Comp Forged Piston Kit for Yamaha YFZ 450 (04-09,12-13) 23551A	KX250FVertex High Comp Forged Piston Kit for Kawasaki KX 250 F (11-14) 23647B	250 EXC-FVertex 75.97mm Replica Piston Kit for Ktm 77130007000II, 23235B
Vehicle year	2003Vertex Big Bore Forged Piston Kit for Yamaha WR 450 F (03-14) 23404B	2004New Vertex High Comp Forged Piston Kit for Yamaha YFZ 450 (04-09,12-13) 23551B	1998New Vertex Replica Forged Piston Kit for Yamaha WR 400 F (98-00) 22567A	2008Vertex Replica Forged Piston Kit for Yamaha YZ 250 F (08-13) 23391B	2014New Vertex High Comp Forged Piston Kit for Yamaha YXM 700 D VIKING 700 (14-17)	2016Vertex Big Bore Forged Piston Kit for KTM 350 XC-F (16) 24142B	2013\|2014\|2015\|2016Vertex High Comp Forged Piston Kit for Honda CRF 450 R (13-16) 23869A	2004Vertex High Comp Forged Piston Kit for Yamaha YFZ 450 (04-09,12-13) 23551A	2011Vertex High Comp Forged Piston Kit for Kawasaki KX 250 F (11-14) 23647B	-Vertex 75.97mm Replica Piston Kit for Ktm 77130007000II, 23235B
Vehicle fitment type	SpecificVertex Big Bore Forged Piston Kit for Yamaha WR 450 F (03-14) 23404B	SpecificNew Vertex High Comp Forged Piston Kit for Yamaha YFZ 450 (04-09,12-13) 23551B	UniversalNew Vertex Replica Forged Piston Kit for Yamaha WR 400 F (98-00) 22567A	SpecificVertex Replica Forged Piston Kit for Yamaha YZ 250 F (08-13) 23391B	SpecificNew Vertex High Comp Forged Piston Kit for Yamaha YXM 700 D VIKING 700 (14-17)	SpecificVertex Big Bore Forged Piston Kit for KTM 350 XC-F (16) 24142B	SpecificVertex High Comp Forged Piston Kit for Honda CRF 450 R (13-16) 23869A	SpecificVertex High Comp Forged Piston Kit for Yamaha YFZ 450 (04-09,12-13) 23551A	SpecificVertex High Comp Forged Piston Kit for Kawasaki KX 250 F (11-14) 23647B	SpecificVertex 75.97mm Replica Piston Kit for Ktm 77130007000II, 23235B