Mahle Spin-on Oil Filter OC79. This is a genuine Mahle part designed for optimal engine performance and protection. It features high-quality filter material with excellent filtration performance and high dust holding capacity. The filter is designed for a perfect fit and optimal flow rate, preventing premature wear of engine components. This spin-on oil filter has dimensions of 76mm outer diameter, 120mm height, and a connecting thread of 3/4"-16UNF-2B. It is equipped with an anti-return valve. The filter is compatible with various Opel, Ford, and Vauxhall models from 1970 to 1982.