●Installation example VW / AUDI, FORD, PEUGEOT,VOLVO, etc. applicable for 1-12 cylinder engines : two up to four-valve technology, in-line-engines or v-engines, this tool permits renewal of valve-stem oil-seals with the cylinder head removed or cylinder head assembled, the retaining flanges are rotatable, so that they may be affixed to the cylinder head lengthways, sideways or diagonally. the correct height of the supporting rod may be adjusted due to the adjustment spindles on the left and right side, to achieve the correct angle between handle and the pressure piece for compressing the valve-spring. moveable rests allow infinitely adjustment of the tool length and therefore a universal application for 1-12 cylinder engines