Wiseco Top End Rebuild Kit – YZ250F 2014-2015, STD 77mm Piston, 13.5:1 Compression
Wiseco Top End Rebuild Kit – YZ250F 2014-2015, STD 77mm Piston, 13.5:1 Compression
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Wiseco Top End Rebuild Kit – YZ250F 2014-2015, STD 77mm Piston, 13.5:1 Compression

4.3 stars out of 11 reviews
(4.3)|
48 ratings

About this item

Give your YZ250F some fresh legs with this Wiseco top end rebuild kit.

Wiseco High-Performance Forged Piston Kit with Gaskets - Yamaha YZ250F ( 2014-2015) - 77.00mm Bore

Fits 2014–2015 models, STD bore 77mm, 13.5:1 compression.

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Comes with forged Wiseco piston and complete gasket set—everything you need to button up the top end.

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Manufacturer part 40116M07700KIT.

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New, ready to install.

Vertex Top End Rebuild Kit for 1997-1999 Yamaha YFM350FW Big Bear 83.45mm

More compression, more reliability, more revs.

Vertex Top End Rebuild Kit (C) for 2009-2014 Yamaha YFZ450R 12.0:1 94.97mm

If your YZ is getting tired or you’re just freshening it up before race season, this is the kit.

Yamaha YZ250F WR250F Wiseco Piston & Gasket Kit 13.5:1 Stock 77mm Bore PK1911

$ 15.50
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4.3 out of 5 stars
stars48 ratings11 reviews
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