125cc 4 speed semi auto YX Big valve engine

YX125 4 speed semi auto, big valve high torque engine kit BLACK

New option for clutch cover type, we now can offer the older clutch cove with cut out for foot rest, cover will be in silver.

Really nice all round engine, holds stable cruising speed well.

155mm engine bolt centers.

Gears all up N-1-2-3-4

Bore 52.4mm stroke 57mm

Valve 27mm inlet exhaust 23mm

Comes with the below

1 X Molkt oval bore 26mm carb

1 x Force air filter "colour choice in drop down"

1 x Manifold kit Off set back left

1 x Exhaust gasket and nut kit

1 x Gen cover gasket

1 x 15T 420 sprocket

1 x `Breather hose

1 x Kick start

1 x Gear change

1 x Service info sheet