Trail Bikes 88cc Big Bore Performance Kit - Various Mini's with Various Configurations (FF0365TB piston)

Trail Bikes 88cc Big Bore Kit

Application:
     •Z50 (Stock Head 1982-87) or (TB Race Head or 70 Head, 1988-99)
     •XR50 CRF50 (All Years but with TB Race Head or 70 Head only)
     •XR70-CRF70 All Years
     •CT70 1982 & 1991-1994
     •China 50cc and 70cc

IMPORTANT NOTE!
ONLY Z50 1988-99 or XR50 2000-2003 or 2004-2024 CRF50 Compatible if you're using the TB Race Head or the 70 Head
This kit is NOT for the XR/CRF50 with Stock 50 head

Features:
     •Lightweight aluminum cylinder with steel sleeve (FF0156TB)
     •Cast in mounts on cylinder for aftermarket skid plates
     •Oversized cooling fins for efficient heat dissipation
     •High compression 52mm piston with rings, pin, & clips (FF0365TB)
     •Head & Base gasket kit (FF0206TB)

Recommended:
     •High volume oil pump FF0226TB 12V (1988-2024) OR FF0225TB 6V (1981 or earlier)
     •TB oil cooler kit w/ intake mount - FF9073TB

If you have any questions please call one of our knowledgeable and friendly techs at 833-327-8507