Water Temp Gauge 19" fits IH/Farmall A Super A Super AV B H Super H W4 M Super M Super MD Super MTA W6 WD6 W9 WD9 Super WD6 Super WD9 I and O Series Replaces 67135D Water Temp Gauge 19 inch
Temp Gauge 16 inches fits IH A B H M W I and O Series ( 1939 -1946 ) replaces 63783D, 53619DC ( 52mm, Thread Brass 5/8"-18 UNF with 1/2" NPT Pipe Busing, 72" Capillary Length , Bulb & HolderChrome Bezel, Studs & Brackets)