Beefed Up Torque Converter Bolt Kit For GM Transmissions Compatible With 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 3L80 4T60E 4T65E M10 1.5x16 Flange Bolts Hardened For Chevy GM LS Vortec Auto Trans Parts

Beefed-Up GM Torque Converter Bolts for 4L Series
✔️ M10-1.5x16 flange bolts, Grade 10.9, zinc-nickel plated

This kit uses hardened M10-1.5x16 flange bolts designed to replace OEM bolts in GM automatic transmissions such as 4L60E, 4L65E, 4L80E, 700R4, 200-4R, 3L80, 4T60E, and 4T65E.

✅ Hardened M10-1.5x16 flange bolts, Grade 10.9, zinc-nickel plating.
✅ Direct OEM bolt size match for GM 4L60E/4L65E/4L80E and related transmissions.
✅ Includes four or six bolts per pack to cover installation needs.
✅ Prevents flex and stripping under high-stress operation.
✅ Thread locking recommended during installation for secure torque.

💡 What is a GM torque converter bolt kit used for in automatic transmissions and why choose hardened bolts?

- Provides exact M10-1.5x16 bolts to replace weak or damaged OEM fasteners. - Ensures the torque converter stays secured under high load in GM 4L-series transmissions. - Uses Grade 10.9 hardened steel with zinc-nickel plating for durability. - Supports proper torque retention when paired with thread locking compounds.✝️