AN-10 Push In Fittings SpecificationsDesigned to go in place of the existing fittings on the rocker cover these Dash 10 fittings guarantee a professionnal and reinforced installation for your tuned engine (particularly useful when installing an Oil Catch Tank for competitive use). These fittings are made from forged aluminium and are digitally cut to the exact size for a neat quick and easy installation without drilling or welding.