Big Bore Cylinder Kit - YZ 250

Cylinder kit includes matching Vertex pistons for greater durability, performance and reduced engine noise
Cylinders with nickel-silicon carbide sleeve
Appearance virtually identical to OEM cylinders.
The kit includes cylinder, pistons, rings, gudgeon pin, clips and seals
Manufactured in the USA
The cylinder requires no machining (unless otherwise stated).
The kit includes:
Cylinder
Cylinder Head
Power valve kit
Piston kit
Top gasket set
Clevis pin bearing.



Specifications


Brand
CYLINDER WORKS


Supplier reference
21009-K01


Engine capacity
295 cc


Colour/finish
Grey


Cylinder bore - oversize
+5.60 mm


Cylinder bore - oversize
+5,60 mm


Cylinder bore
72,00 mm


Cylinder bore
72,00 mm


Style
Big Bore


Material
Aluminium, Cast


Product name
Cylinder Kit


Compression ratio
Standard


Compression ratio
Standard


Engine type
2-Stroke


Units
Kit