This set of four 56.00mm (+1.00mm oversize) piston kits is designed for Honda CB400 and related models, providing a direct OEM replacement to restore engine performance.

Features:

• Set of four pistons
• 56.00mm bore size (+1.00mm oversize)
• Manufactured to exacting standards
• Direct OEM replacement
• Easy to install; professional installation recommended if unsure

Vehicle Compatibility:

• Honda CB400 VTEC 400 CB-1 CB400SF (NC31, NC36, NC39)
• Honda CBR400 (NC23, NC29)
• Honda VFR400 (NC30)
• Honda RVF400 (NC35)