60 amp gauge used on all tractors using alternator 12 volt systems and or 10 - 20-30 amp generator / alternator upgrade conversions. Gauge fits: Allis Chalmers, Massey Ferguson, Massey Harris, Ford, Farmall / IH, John Deere, Minneapolis Moline / Avaery, White / Oliver, Case & Case / IH 1940 -1979 Gauge has plated 2" / 52mm metal case with chrome bezel black dial and glass lens. Standard 60 Amp gauge (60-0-60) stud mount and bracket Please confirm fitment before buying.