Cylinder Works 478cc Big Bore Cylinder Kit Fits Honda CRF450R

Description

Super convenient, just purchase and install. Nickel silicon carbide-plated for longe life. Honed to exact size for easy piston installation, doesn’t require machine work.

Includes gaskets, cylinder and Vertex piston kit.

• Compression Ratio (x:y): 12.5:1
• Cylinder Diameter (mm): 99.00
• Displacement (cc): 478
• SizeOverStandard (mm): 3