Loctite Sealant (50ml) for Engine Case / Oil Pan / Cylinder Head for Select Porsche models Loctite 5900 Sealant, specifically recommended by Porsche for Engine Case / Oil Pan / Cylinder Head / Valve Cover Porsche part# 000 043 204 35, (50 ml Tube) Recently made by LOCTITE, not been lying around. Please see FITMENT CHART below, under PRODUCT DESCRIPTION.