Oil Plug / Temperature Gauge for Harley-Davidson Big Twins Oil Tanks

Demon’s Part # 101642 Mfg. Part # 21-90

$37.80

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Oil Plug / Temperature Gauge for Harley-Davidson Big Twins Oil Tanks

This oil tank cap has its own temperature gauge and dipstick, making it easy to check oil levels and temperature. Its 1" diameter face is easy to read and accurately shows oil temperatures between 50 and 350 degrees Fahrenheit.

Oil Plug / Temperature Gauge for Harley-Davidson Big Twins Oil Tanks features:

  • For Harley-Davidson Big Twin 1970-84 models and custom application.