Головка цилиндра 4 клапана Питбайк YX 150cc / 160cc

Cylinder Head 4 valves Pit Bike YX 150cc / 160cc. 4-stroke cylinder head to convert your 2-valve to 4-valve cylinder.

The cylinder head is made of high quality aluminum to ensure a long service life. A special heat treatment makes the head particularly robust and durable.

It comes with covers, camshaft, rocker arm and 4 valves.

Info:

– Intake valve: 21.5mm

– Exhaust valve: 18.5mm

– Adjustment intake: 0. 05 or 0.06 / exhaust: 0.07 or 0.08)

– Tightening torque 10Nm (1kg)

– Exhaust stud bolt: 6mm

– Engine reference 1P60FMJ / 1P60FMK

– For: 150cc YX / 160cc YX / 172cc YX / 155cc Zongshen (with modified intake manifold and headpipe)