Cylinder Head Gasket for Chinese Motorcycle (139QMA Engine)

This cylinder head gasket is for Chinese scooters.

It is designed for GY6 4-stroke engines type 139QMA.

Metal cylinder head gasket with a thickness of 0.3 to 0.7mm with a bore of 45.8mm.

Suitable for a 39mm piston.

4 holes for the fixing screws, diameter 7.4 to 8.5mm with centre distance 2 to 2 of 50mm.

5th and 6th holes, diameter 7.5mm with a centre distance of 63mm in front of the light 100x20mm distribution chain passage.