Engine bore tool by NCY. A must for using most large bore cylinder kits. IMPROVED DESIGN!! Now works with multiple engine designs!!!
Please use a drill press or hand drill with a clutch in it.
GY6 MODELS: BORE UP TO 67MM. OTHER MODELS UP TO 72MM.
WORKS WITH THE FOLLOWING MODELS:
RS 100
SUPER-4 100
JOG 100
GTR 125
GTR AERO 125
RS ZERO 100
RS Z-100
BWS 125
BWS 125 X
NEW CYGNUS 125
CYGNUS 125
CUXI 100
SV-MAX 125
SV 125
AXIS TREE 125
FUZZY 125
FORCE 125
MAJESTY 125
NEW DUKE 125
4V 125
X-PRO 125
NEW X-PRO 125
ATTILA 125
FIGHTER 125/150
NEW FIGHTER 150
GY6 125/150
DUKE125
G3 125
G4 125
G5 150
4U 100
KIWI 100
JR 100
4V MOVIE 125
NEW G5 125/150
BUBU 125
BUDDY 125/150/170
BLUR 150
G-MAX 150
Not legal for use in California on pollution controlled vehicles. Check local laws before installing.