Pro Series Torque Converter Bolt Kit For 4L60 And 4L80 Transmissions Built Tough 10 mm By 1.50 Thread 0.590 Inch Long 12 Point Chrome Moly Black Oxide Set Of 6

Pro Series Torque Converter Bolt Kit for 4L60/4L80, Set of 6
✔️ Set of 6: 10 mm x 1.50 pitch (0.059 in), 0.590 in long (15.0 mm), chromoly

Designed for GM 4L60 and 4L80 automatic transmissions, this Pro Series bolt kit uses chromoly steel with a black oxide finish for extra strength and corrosion resistance. Ideal for performance builds and maintenance where secure torque converter installation matters.

✅ 10 mm x 1.50 pitch bolts (0.059 in) for precise thread engagement
✅ 0.590 in length (15.0 mm) bolts for correct converter seating
✅ 12 point head design for easy drive with standard tools
✅ Chromoly steel with black oxide finish for strength and corrosion resistance
✅ Compatible with 4L60/4L80 transmissions for GM applications

💡 What is a torque converter bolt kit used for in auto transmissions?

A handy upgrade that keeps the torque converter firmly attached to the flex plate under high torque. - securing torque converter to the flex plate for reliable drive - chromoly bolts with black oxide finish for durability and corrosion resistance - compatible with GM 4L60/4L80 transmissions - P/N 230-7305 used in Pro Series kit