New! Now fits the 2019 and newer motors with EFI. Easy bolt-on power for your CRF110F. This is the largest bore kit available that does not require boring your engine cases for additional cylinder sleeve clearance. New aluminum cylinder with steel sleeve, lightweight piston kit and gaskets are included in this complete and ready to go kit

• Aluminum cylinder with steel sleeve
• 55mm lightweight aluminum piston kit
• Gasket kit including cylinder head and cylinder base gaskets
• Now includes the port for the EFI sensor on the 2019+ models
• 10.25:1 compression ratio
• Includes BBR Performance Cam!
• Fits all Honda CRF110

BBR Part Numbers: 411-HCF-1151 and 411-HCF-1120

**Tuning required on EFI models and professional installation and tuning is recommended on all models