The CTA Glow Plug Thread Repair Kit, No. 7730, is designed to repair glow plug threads for a wide range of diesel engines. It professionally and permanently replaces the threads on modern vehicles which have very little space and access to glow plugs
, the company says. The kit includes self-guided reamers and taps with no need for glue or thread seal. The kit includes four each of the following inserts: M8 x 1.00 (short), M8 x 1.00 (long), M9 x 1.00, M10 x 1.00, and M10 x 1.25.