quick question gearbox drain plug

[davefm55]

does anyone know the size and pitch etc of the drain plug, or where I could get one from 1955 major cheers Dave

[Billy26F5]

Try a scrapy first, but if not it's part no. 353051-ES, specified as 3/4" extended square head plug, but no comments on which thread which normally means unified thread. I'll try and see if one of ours is measurable, but I can assure you that it's a tapered thread, so not easy to cut.
Sandy