DOHC Bore Up Kit (145cc) - Kitaco - CRF100 XR100 tbw9036 41 Bolts total

41 Bolts total

double needle hems

Riders over that should consider the stiffer spring version found HERE

The material of the seat is extremely high quality giving it maximum grip

TB Clutch Nut Tool

DOHC Bore Up Kit (145cc) - Kitaco - CRF100 XR100 tbw9036 41 Bolts totalCylinder: Aluminum cylinder (Hard plating) Piston: Forging WPC + MOS2 processing (3R specification) Displacement: 145cc Compression: 11. 7: 1 Bore Diameter: 57 Stroke: 56. 5mm (Long stroke) ULTRA SE high camshaft Valves come assembled in head Fits all years XR100R and CRF100F High performance and high power!!!! Even more affordable. This is the ultimate engine tuning and DOHC kit for the 100cc vertical engine. The extremely compact DOHC 4 valve