The factory injector cups are known for leaking, pitting and seizing themselves to the injectors in your LB7. If you are looking to ensure proper sealing and increased reliability the screw-in style injector cups are a great long-term upgrade for your LB7 cylinder heads
Includes: 8 Torque Lock Injector Cups 16 Injector Cup O-Rings For the full LB7 Duramax Injector Screw In Cup kit
Note: Installation is HIGHLY recommended to be performed at a machine shop.
Rebuilding your LB7 Duramax or doing head work on your current setup? You need to watch this video to find out why Industrial Injection fuel injector cups are an absolute must. We go over common issues caused by poorly designed cups that will leave you on the side of the road. We let you know what comes in the kit and the components in it.