# Original HL2 Engine?

**URL:** <https://forums.sourceruns.org/t/original-hl2-engine/2856>\
**Category:** ⚙ Technical Support\
**Created:** [May 10, 2016, 11:57pm UTC](https://forums.sourceruns.org/t/original-hl2-engine/2856 "2016-05-10T23:57:17Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Epifire](https://b-cdn.sourceruns.org/letter_avatar_proxy/v4/letter/e/fbc32d/32.png) [@Epifire](https://forums.sourceruns.org/u/Epifire)\
**Post date:** [May 10, 2016, 11:57pm UTC](https://forums.sourceruns.org/t/original-hl2-engine/2856/1 "2016-05-10T23:57:17Z")

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So maybe I missed something when skimming through the wiki but where, and what do people use to install the original game version for speed runs? I’m wanting to practice some of core methods but it’s just like trying to pull teeth when trying on steampipe.

Found this Reddit post I’d been trying to go by, but I can’t even get a complete install with these files…

> **[Does anyone know where I can get the original 2004 Half-Life 2? • r/HalfLife](https://www.reddit.com/r/HalfLife/comments/29cr4w/does_anyone_know_where_i_can_get_the_original/)**
>
> Torrents or anything are fine.

What do you guys end up doing to get the original version?

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**Author:** ![Dage4](https://b-cdn.sourceruns.org/letter_avatar_proxy/v4/letter/d/a4c791/32.png) [@Dage4](https://forums.sourceruns.org/u/Dage4)\
**Post date:** [May 11, 2016, 12:58am UTC](https://forums.sourceruns.org/t/original-hl2-engine/2856/2 "2016-05-11T00:58:34Z")

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There’s a Old Engine unpack for SDK Base 2006 (build 4044) that you can download from the Source Unpack thread.

> [@Source Unpack 2.4](https://forums.sourceruns.org/t/source-unpack-2-3/2624):
>
> [Source Unpack] Here it is, the new Source Unpack series! With Steam support, Episode 1 & 2 and Old Engine Half Life 2 Unpacks now available! YOU MUST OWN THE GAME ON STEAM TO PLAY THESE UNPACKS, OR THEY WILL NOT LAUNCH. [https://wiki.sourceruns.org/wiki/Source\_Unpack](https://wiki.sourceruns.org/wiki/Source_Unpack) Source Unpack 2.4 (Portal & HL2) (2.5GB) (v5135) [Download](https://media.sourceruns.org/files/Source_Unpack_2.4.zip) Episodic Unpack 1.0(Ep1 & Ep2) (3.8GB) (v4104) [Installer](https://drive.google.com/file/d/1rzFz9jpVFSFd5x8XWBN73kXkWtCDJ7f4/view) HL2 Old Engine Unpack 2.0 (SOURCEMOD)(308MB)(v4044) [Download](https://drive.google.com/file/d/1UFblKKMuJDfPKe7SwH6JBPwE4_yWi2Hu/view?usp=sharing) It may be necessary to use [7zip](https://www.7-zip.org/) to extract the…

The Source Pause Tool found on github doesn’t work with this build, so here’s a version that does work with said build if you want it:

> **[MEGA](https://mega.nz/#!rJpmULAC!yrp4SyUvG9IA1PZ8QcZn7yQKqvieuH0I_7N6C36B3Yg)**
>
> MEGA provides free cloud storage with convenient and powerful always-on privacy. Claim your free 20GB now

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**Author:** ![Epifire](https://b-cdn.sourceruns.org/letter_avatar_proxy/v4/letter/e/fbc32d/32.png) [@Epifire](https://forums.sourceruns.org/u/Epifire)\
**Post date:** [May 11, 2016, 4:43pm UTC](https://forums.sourceruns.org/t/original-hl2-engine/2856/3 "2016-05-11T16:43:45Z")

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That’s exactly what I was needing, thanks for the quick reply! ;D
