1. 6. 2017 Aluminium Original 1920px In engines and gearboxes aluminium alloys are used for big castings (engine blocks, cylinder heads, valve lids, oil sumps, timing covers, clutch cases, gearbox cases and many other small parts). c Additional info Original 1920px Original 1920px File type: JPGFile size: 7 MBDimensions: 4547 × 3410 pxPublished: 1. 6. 2017 Tags Engine TDI