DOHC Bore Up Kit (145cc) - Kitaco - CRF100 XR100

Cylinder: Aluminum cylinder (Hard plating)
Piston: Forging / WPC + MOS2 processing (3R specification)
Displacement: 145cc
Compression: 11.7:1
Bore Diameter: Φ57
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 cylinder head was designed to fit the Ape frame, and it blows up to a higher rpm range than conventional SOHC 2-valve engines.

INSTALL INSTRUCTIONS - PDF
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