Ensure a secure and precise fit for your engine with the Moroso Oil Filler Cap designed to suit all 1.22-inch diameter holes. Its compact dimensions (18.3 cm length, 13.8 cm width, 4.1 cm height) provide reliable sealing without adding unnecessary bulk. Compatible with various air filtration and breather systems, this lightweight cap (0.1 kg) enhances oil containment and system integrity.