Plastic and nylon connectors for joining multiple wires with a single connection. These connectors closely or exactly match original equipment manufacturer specifications and are used throughout the vintage motorcycle and automotive industries.
www.vintageconnections.com
I'll try to find my old notebook from like 2016 that I went down a rabbit hole and started finding all the old yazaki and sumitomo OG part numbers for connectors and terminals, but here's a couple sources for the old connectors I had bookmarked in Safari. I know my notes had a lot more of the 80s stuff that woulda been applicable to a late 40/60/62, but I explicitly remember thinking I better go ahead and find the older stuff, too, and realized a lot of the vintage Kawasaki/Yamaha had yazaki/sumi parts that were the exact same parts.
A huge selection of automotive and powersport wiring harness electrical connectors used in most mofern vehicals, terminals and wire seals available for harness fabrication or repair.We have Vintage and modern Sport-bike Motorcycle Wiring Harness electrical Connectors as well, The terminals and...
www.cycleterminal.com
I use CorsaTecnic and Prowire usa for the newer stuff and tefzel mil-spec wire.