This modpack is based on the Tekkit Lite which is originally the Tekkit modpack. The Tekkit Lite modpack runs 1.4.6 so It was updated along with some extra tweaks.
Installing a modpack using the Technic Launcher is easy. If you don't already have the launcher downloaded, visit our download page to get the latest version.
Type in the modpack name (advanced mods of lh88 2) or paste the following url into the search box.
Finally, click Install at the bottom right of the launcher after you select advanced mods of lh88 2 from the list on the left. The launcher will handle everything else!