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| Property | Specification |
| Material | Aluminium Alloy (typically 356, 319, or similar) |
| Grade | Aluminium Engine Blocks |
| Form | Cast blocks (engine components) |
| Purity | 90% – 99% |
| Alloy Composition | Primarily Al, with traces of Si, Cu, Mg, Fe, Mn, Cr |
| Color | Silver to light gray |
| Weight | Varies depending on engine size |
| Density | 2.6 – 2.8 g/cm³ |
| Tensile Strength | 150 – 250 MPa |
| Elongation | 2 – 10% |
| Hardness | 80 – 100 HB |
| Moisture Content | Negligible |
| Surface Finish | Typically smooth, can be anodized or coated |