TGB Blade 250 ATV Quad Service Repair Manual, Page 69Get this manual
6CYLINDER HEADNALVE Remove the cylinder head mounting bolts from cylinder head right side, and then remove nuts and washers from cylinder head upper sideRemove the cylinder head
Remove cylinder head gasket and dowel pinsRemove chain guideClean up residues from the matching surfaces of cylinder and cylinder head0
Caution
Avoid residues of gasket or foreign materials falling into crankcase as cleaning