+3mm Big Bore Cylinder Kit. 270cc. 13. 9: 1 Comp. 82mm. Includes (Cylinder, Piston Kit, & Top-End Gasket Kit). Uses Vertex #24348.

Cylinder Works kits come with a Vertex piston that is forged for superior strength and durability, and is Molybdenum Disulphide coating for reduced wear and faster break in
Kit includes cylinder, piston, rings, wristpin, circlips, and special gasket kit with full instructions

Features
- +3mm Big Bore Cylinder Kit. 270cc. 13. 9: 1 Comp. 82mm. Includes (Cylinder, Piston Kit, & Top-End Gasket Kit). Uses Vertex #24348.
- Cylinder Works kits come with a Vertex piston that is forged for superior strength and durability, and is Molybdenum Disulphide coating for reduced wear and faster break in
- Kit includes cylinder, piston, rings, wristpin, circlips, and special gasket kit with full instructions
Fitment
- Fits: Honda CRF 250 R 2018-2019, CRF 250 RX 2019
Reviews

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