+3mm Big Bore Cylinder Kit designed for Yamaha YFM 700 Grizzly 4x4 and Viking 700 models. This direct bolt-on kit increases displacement to 727cc and includes a matched Vertex piston for enhanced durability, performance, and reduced engine noise. Nickel Silicon Carbide plating ensures long life, and no replating is required.

Features

• Direct bolt-on installation with no replating required
• Increases displacement to 727cc with a 10.1:1 compression ratio
• Nickel Silicon Carbide plated for extended durability
• Includes matched Vertex piston for optimized performance
• Comes complete with all necessary components for installation
• Compatible with Hot Rods #4179 to achieve 770cc displacement
• Replacement Vertex piston, rings, clips, and pins available separately
• Manufactured in the U.S.A.

Specifications

• Part Number: 21104-K02
• Bore Size: +3mm
• Displacement: 727cc
• Compression Ratio: 10.1:1
• Uses Vertex Piston #23967

Included Items

• (1) Cylinder
• (1) Piston kit
• (1) Top-end gasket kit
• (1) Piston pin
• (2) Circlips
• (1) Ring set

Vehicle Fitments

• 2014-2015 Yamaha YFM700 Grizzly 700 4x4 (Various Models)
• 2014-2018 Yamaha YXC700 Viking VI 700 (Various Models)
• 2014-2018 Yamaha YXM700 Viking 700 (Various Models)