Upgrade your 4BT engine with our premium 4BT Billet push rod cover, meticulously crafted to stop the common nasty leaks from the factory steel covers. Made from billet 6061 aluminum and utilises a large o-ring gasket and seals around the bolts, this cover ensures both durability and reliability under extreme conditions. Proudly Designed and made in Australia, it embodies superior craftsmanship and precision engineering. Trust MES for all your Quality conversion adapters and parts.