BBR Motorsports 150cc Big Bore Kit Replacement Parts Yamaha TTR125 / TTR125E / TTR125L / TTR125LE

So you've made the plunge into big bore minis - make sure you keep your motor fresh, and give it some seasonal love with BBR's replacement top end components. 

Gasket Kit Includes:

• Cylinder head and cylinder base gaskets

Piston Kit Includes: 

• 58mm aluminum piston
• Pin and circlips
• Piston rings

Ring Set Includes:

• Replacement piston rings

Piston Circlips Includes: 

• 2 piston retaining clips

Note: These components are direct replacements for the parts included with BBR Big Bore Kits 411-KLX-1401 and 411-KLX-1403.