Lens Dimpled fits John Deere A B Tractor | Replaces A2731R Ford there can be as many

there can be as many as 8 different ring sets available for one particular engine

4050 up to SN: 5019

8N4251D Ford Tractor 8N sn 486753 and up

Fits: AM2924T

960 Tractors Using ZENITH Replacement Carburetor

Lens Dimpled fits John Deere A B Tractor | Replaces A2731R Ford there can be as manyQuality Aftermarket: Lens (Dimpled outer surface) w Guide name Fits: John Deere A Styled WITH SHEET METAL DASH; AO, AR, B WITH SHEET METAL DASH; D sn 143800 and up; H, R, 50, 60, 70, 80, 520, 530, 620, 630, 720, 730, 820 2 cyl, 830 2 cyl, (70 & 720 Diesel) Specifications measures 4 1 2" or 4 3 4", depending on how you measure (directly across the top of the housing, or over the curve of the lens) "GUIDE" is embossed along the bottom at 6: 00 o'clock w