88cc Big Bore Kit & 20mm Carb Race Head Kit Honda Z50K0-81 CT70K0-81 SL70

Aftermarket Big Bore Kit
with 20mm Carburetor Kit
and race head

88cc Big Bore Performance Kit (52mm)
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
High performance race camshaft and Honda cam sprocket
Race Head with larger valves (now 25/22mm)
and better flow for increased performance.
Also has bigger cooling fins.
Includes all nessessary parts and comes assembled!
The exhaust valve has been upgraded to stainless steel (21-4N).
20mm Performance carb assembly.
Includes: 20mm carb, intake, heatstop, gaskets,
mounting hardware/wrench, air filter and long adjustable throttle cable
 Main jet kit is now included too!
Easily double your power and fun with this quality,
yet economical bore, head and carb kit!!

We recommend purchasing a high volume oil pump
Throttle housing not included in kit

Correct for the following models

Z50K0-1981
CT70K0-1981
SL70 All
XL70 All
ATC70 All
TRX70 All