Upgrade 67605 Valve Spring Compressor Tool Higher Nut Compatible With 4.8 5.3 5.7 6.0 6.2 LS1 LS2 LS3 LS6 Chevy LSX Camaro, Corvette, Trans Am, GTO, G8, CTS V, GM Trucks

3mirrors Valve Spring Compressor Tool Compatible with 4.8 5.3 5.7 6.0 6.2 LS1 LS2 LS3 LS6 Chevy LSX, GM Trucks, w/T Mark, Higher Nuts, Storage Box Tips: Applying oil or grease to the tool protects the tool and makes the job smoother. Place the Bottom Aluminum plate on the head where the rocker bolts mounted and place the middle section on top that has the stud and mount it to the head with the 2 supplied bolts make sure the tool is setting in the middle between the 2 valve springs. Do not Over tighten you can cause damage to the head if you use a impact. Before tightening if you are using this on a head that is installed on the engine you will need to use a fitting with compressed air in the spark plug hole to keep the valves pushed close. Slowly tighten the nut down using Hand Tool Only Do not use an impact it will cause the nut to overheat and strip threads! After Compressing the springs you can remove the valve keepers using a magnet this will keep them from falling in the Head. After removing keepers you can reverse the nut and slowly let the pressure off and remove the springs. Install the new springs using the same procedure. Installation and Use Effect And don't forget to put the shims in first. Upgrade with higher nuts for easier installation and spring compression. New Package with a Storage Box, Easy to store and carry. We have upgraded the nuts and made them higher to enhance stability. Bolts and nuts Kit built from 3/8 Steel and Precision CNC Machined for a great fit and Durability. Performance levels are 10.9, 10.9 and 12.9, much better than the other 8.8. Upgrade manufacturing, T - shaped parts are marked with TOP for ease of use. New kits Come with a Storage Box for Portability. This tool kit is for 4.8, 5.3, 5.7, 6.0, and 6.2L LS Engines and is a must when it comes time to install a new set of valve springs! Also compatible with Dodge Ram 318 360 5.2 5.9 Engine (but need to use your original bolts). Read the instructions included in the package first. Tips: Adding lubricant will work more perfectly. It is not recommended to buy cheaper alternatives, which will not last long. Any questions please let us know, Thanks!