hinomoto c172

New to tractors. Bought a Hinomoto C172 a year ago. Battery is dead (always had a problem starting). Went to replace the battery and found it is Magna Power battery someone installed earlier. Went to a local tractor store to find a replacement battery, but no one could tell me the proper battery...

Are rings or main bearings available anywhere?

I have been looking at a Hinomoto C172 tractor. The person selling it claims it needs new glow plugs. It runs good but has to have starting fluid to get it started. Question 1. are glow plugs available for this tractor. 2. Could the starting problem just be symptoms of some other major...