Description
YX 140cc cylinder head – fitted with Z40 high lift cam as standard.
Material – Aluminium alloy
Piston diameter suitability – 56mm
Valves – Inlet 27mm / Exhaust 23mm
Cylinder head length – 91mm (machined face to machined face)
Intake port diameter – 27.5mm (please ask)
Exhaust port diameter – 22.5mm
Made to fit – YX, Lifan and Zongshen, may fit other engines (check dimensions), engine code would typically be 1P56FMJ.
Supplied with internals such as camshaft, cam sprocket, valves and tappets already installed.
Includes spark plug.
Note: This part will require the valve clearances/tappets to be set to IN 0.10mm & EX 0.15mm upon installation.
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