21155 - Electrode DELCO * CD 20 one piece design has no

one piece design has no connecting parts to produce friction that causes noise

the TC174 makes clean

Metal shavings can be easily removed by swiping the magnet with a glove or shop towel

Speed: 1725 RPM

21155 - Electrode DELCO * CD 20 one piece design has noThe Crown 21155 Delco Electrode is a specialized component used in various heating and ignition systems. Here are the key technical details: Model Number: 21155 Name: Delco Electrode Porcelain Diameter: 9 16 inches Porcelain Length: 6 inches Type: Electrode OEM Part Number : 5083431 Substitutes: Crown 21155 This electrode is designed to provide reliable ignition and efficient performance in heating systems