I have a box of 12 new gm magnetic oil pan drain plugs with "D" stamping on them-will fit V8 and may fit others -check your application $18 each Mailed within Canada Thanks in Advance! Keep on Cruising! Dave
I bought them from Gm years ago-came in a bag-I put them in a box-I will see if I still have the receipt with part number-I used one on a 396 I built.
Keep on Cruising!
Dave