Fitment:Duramax 6.6L, 3.0L and 2.8L engines.Including 6.6 liters (15p, ly, 15d, lbz, lb7), 3.0 liters (lm2, lz0), and 2.8 liters (lwn, lwm, lwh) from 2001 to 2025. Cross reference with part number: GM-52074, Kent Moore EN-52074, replace Otc-7223.
Function:Featuring a unique spiral cleaning head, it can quickly and effectively remove carbon deposits and oil stains from the electric plug holes, ensuring smooth installation of the electric plug, improving cold start performance, and maintaining stable engine operation.
Simple operation:This drilling tool can be easily connected to an electric drill or ratchet tool, or manually operated without connecting the tool. It works efficiently and helps you clean and maintain spark plug holes more easily and quickly.
Premium:Made of heat-treated alloy steel and designed with a thickened solid structure, it has excellent hardness and performance.