Your Morris Minor 1000 Engine fixing
Engine oil sump drain plug.
Type: Hex Head Tap Bolt
UNF thread pitch. Requires copper washer for seal. Usually a 3/4" AF spanner head size.
Thread length: 1/2 inch
Thread diameter: 1/2 inch
Threads per inch (tpi): 20
Our thanks to Steven Andrews for this submission.
Whether you are purchasing OEM or off the shelf replacements, please be aware that metal fixings are graded and, for safety, you should talk with the supplier about your specific use.