UA51757 Tachometer, New - 70252409

New Tachometer

Replaces 70252409, 252409, 255036, ACS303

Fits ALLIS CHALMERS: 180, 185, 190 sn 20600 and up, 190 XT, 200, 210, 220

Tachometer is driven off alternator
Ratio 1:15
3.340" Housing OD
2.050" Long
Must use with Original TACH DRIVE ASSY. on rear of Alternator using 12 & 45 TOOTH GEARS
3" OD Alternatior Pulley for the Tach to read the RPM correctly

Tachometer, New