mid pipe and end-cap
All Wiseco rings can be used in cast iron
New low profile rebound knob for easy spring swap
Final drive ratio is the same as OEM belt drive
TB 88cc Kit & Cam Chain – 82-87 Z50, XR70, CRF70, 91-94 CT70, or V1 Race Head Brake mid pipe and end-capTB 88cc Kit & Cam Chain 82 87 Z50, XR70, CRF70, 91 94 CT70, or V1 Race Head TBparts 88cc top end for use with our V1 race head. This also works with 82 87 Z50, XR70, CRF70, 91 94 CT70. Lightweight aluminum cylinder with steel sleeve Cast in mounts on cylinder for aftermarket skid plates Oversized cooling fins on cylinder for efficient heat dissipation High compression 52mm piston with rings, pin, & clips Head gasket kit DID Cam Chain, Made in Japan