Because Kubota USA has no VIN data for the B7001, your local dealership will likely refuse to work on it. Even if they agree, they won’t have the internal specs (valve clearances, injection pump timing, bearing preloads) in their modern system. You become the mechanic. Without the manual, you are flying blind.
Japanese Yahoo Auctions occasionally sells original Kubota-published B7001 manuals (in Japanese). You can use Google Lens to translate diagrams. This is time-consuming but 100% accurate. kubota b7001 service manual
The B7001 is old. A previous owner might have used a non-standard bolt or altered wiring. Use a pencil to annotate your manual PDF or printout. E.g., "Exhaust manifold bolts replaced with M10x1.25 from a Honda" . Because Kubota USA has no VIN data for