Engine Parts
Cylinder Big Bore Kit
Part # 0931-1021
$819.95
NY: 0
National: 8
- —Cylinder kit includes matching Vertex pistons to ensure longevity, performance and reduced engine noise
- —Cylinders have a nickel silicon carbide cylinder sleeve
- —Look virtually identical to OEM cylinders
- —Kit includes cylinder, pistons, rings, pin, clips and gaskets
- —Made in the USA
- —Cylinder does not require machine work (unless noted).
Calculated shipping at checkout
30-day returns on unused parts
Ships in 1–3 business days
Specifications
Bore - Oversize+3,00 mm
Color/FinishGray
Cylinder Diameter80,00 mm
Bore - Oversize+3.00 mm
Engine Type4-Cycle
MaterialAluminum
Cylinder Diameter80.00 mm
Compression Ratio13.8:1
UnitsKit
Displacement270 cc
MaterialCast
Product NameCylinder Kit
Riding StyleOff-Road
StyleBig Bore
Weight3.51 lbs
Dimensions (L x W x H)11.26" x 8.49" x 6.74"
Fits These Vehicles (16)
YZ250F2024
YZ250FX2024
WR250F2024
WR250F2023
YZ250FX2023
YZ250F2023
YZ250F2022
YZ250FX2022
WR250F2022
YZ250FX2021
YZ250F2021
WR250F2021
WR250F2020
YZ250F2020
YZ250FX2020
YZ250F2019
Not sure it fits? Call our Harley techs at 607-654-7431.































