AutoMeter 52mm Ultra-Lite Oil Temperature Gauge, 140-340°F, Mechanical (4346) M&H and reduced power output

and reduced power output

5mm bore and in various thickness options

and can be sealed with the provided 1/8” NPT plugs when not in use

23-12-8-609-221 #12

We are not quite sure what the difference is

AutoMeter 52mm Ultra-Lite Oil Temperature Gauge, 140-340°F, Mechanical (4346) M&H and reduced power outputAutoMeter 2 1 16" mechanical oil temperature gauge with 140 340F range, incandescent lighting, and bourdon tube meter movement for accurate engine oil temperature monitoring. Features: Traditional incandescent lighting illuminates around the perimeter of the dial AutoMeter's race proven mechanical instruments provide trusted accuracy while being simple to install No electrical system required for gauge operation compatible with every street or race