Skip to product information
CYLINDER KIT 99mm YAMAHA YZ 450 F 18-19 CYLINDER WORKS CW21012K01 BIG BORE
  • CYLINDER KIT 99mm YAMAHA YZ 450 F 18-19 CYLINDER WORKS CW21012K01 BIG BORE
  • CYLINDER KIT 99mm YAMAHA YZ 450 F 18-19 CYLINDER WORKS CW21012K01 BIG BORE
CYLINDER KIT 99mm YAMAHA YZ 450 F 18-19 CYLINDER WORKS CW21012K01 BIG BORE

CYLINDER KIT 99mm YAMAHA YZ 450 F 18-19 CYLINDER WORKS CW21012K01 BIG BORE

£830.17 GBP
Taxes included. Shipping calculated at checkout.

Cylinder Works big bore cylinder kit for Yamaha 450 models, designed as a replacement top-end assembly for 4-cycle engines with increased displacement to 470 cc. This kit includes the cylinder, piston kit, and top-end gasket kit, and is specified with a 99 mm cylinder diameter, 12.8:1 compression ratio, and compatibility with Vertex piston reference 24369.

Features

  • Big bore cylinder kit

  • Replacement top-end assembly

  • Includes cylinder, piston kit, and top-end gasket kit

  • Uses Vertex #24369

Specifications

  • Cylinder diameter: 99 mm

  • Compression ratio: 12.8:1

  • Displacement: 470 cc

  • Engine type: 4-cycle

  • Cylinder kit type: big bore

Vehicle Fitments

  • Yamaha WR 450 F (2019-2020)

  • Yamaha YZ 450 F (2018-2019)

  • Yamaha YZ 450 FX (2019-2020)