the holes on the gasket indicate the thickness of the gasket,which is supplied in different thickness to allow for different piston hight above cylinder block surface.Perkins engines compensate for this difference by haviung a topping allowance on replacement pistons.
200tdi head gasket confusion
in Discovery Forum
Posted
the holes on the gasket indicate the thickness of the gasket,which is supplied in different thickness to allow for different piston hight above cylinder block surface.Perkins engines compensate for this difference by haviung a topping allowance on replacement pistons.