LAND ROVER SERIES TRANSFER BOX FINNED FOR INCREASED COOLING ALUMINIUM SUMP This cover is much stiffer than the original, and expands and contracts at the same rate as the transfer case itself, it completely eliminates the leaks and drips that plague the original design. The product is supplied with a new set of high-grade bolts and a mounting gasket. Note that if you have a late Series III model you will also have to order a replacement drain plug as the plate has Imperial not Metric threads. Suitable for.. - Series 2,2a,3 not V8 Contents / Part numbers.. - 1 x SUMP - DA9016.