UM20021 Radiator--Replaces 181623M1

Replaces number 181623M1

Fits: TO-35 after sn 204181, MF35

For Models with Continental Engine

Measurement from bottom of radiator to bottom of lower water neck is 2-1/2"

19-3/8" Measurement from Bottom of Radiator to Bottom of Top Tank

Be sure to check both these measurements before ordering, do not depend on serial number as radiator may have been changed previously