Seller notes

Note that this shaped tool is for assembly of engine, NOT DISASSEMBLY. Once the nuts are torqued and they've been installed for a long time it takes MUCH more torque to remove them. This tool has been unavailable for years, original part number apparently 13-1660. 3/16W-1/4BS on one end, 1/4W-5/16BS on the other. Should fit all Norton 500-850cc engines, absolutely necessary to torque the difficult-to-reach underside head nuts. Thin-wall, heat-treated, works very well. However, one might still ne...

Contact Us regarding this vehicle

Contact Seller on eBay

You will be redirected to eBay

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission.