Sump washers are specifically created for automotive use as they are designed to make sure that the engine oil sump plug is fastened securely in place.
Rubber Sealing Washer 11 x 21 x 2.5 – Sump washer to suit Vauxhall, Saab
Rubber Sealing Washer 12 x 22 x 3 – Sump washer to suit Ford Focus
Rubber Sealing Washer 18 x 22 x 2 – Sump washer to suit Vauxhall Vectra
Nylon Sealing Washer 13 x 20 x 2 – Sump washer to suit Ford OHV
Nylon Sealing Washer 14.5 x 22 x 2 – Sump washer to suit Ford OHC
Folded Copper Sealing Washer 12 x 17 x 3 – Sump washer to suit Nissan Micra