Detroit Series 60 DDEC IV Add-on engine pack for Zeemod's Series 60 Sound Pack This pack contains 7 variants of the DDEC IV Detroit Series 60 engine for use with Zeemod's fantastic Series 60 sound pack, in both 12.7 and 14-liter variants, including variants with 1,850 lbf-ft, providing similar pulling power to the CAT 3406/C15. Each engine comes with unique torque curves based on Detroit's official performance charts. Included engines: 12.7-liter: 430 HP/1,550 lbf-ft 500 HP/1,650 lbf-ft 14-liter: 500 HP/1,650 lbf-ft or 1,850 lbf-ft 550 HP/1,650 lbf-ft or 1,850 lbf-ft 575 HP/1,850 lbf-ft All credit goes to Zeemod (CheckEngine on the SCS forums) for his Series 60 sound pack. ATS 1.37/1.38 and above only (WILL NOT work on lower versions) Compatible with the following trucks: Default: - Kenworth W900L - Peterbilt 389 - Peterbilt 579 - International Lonestar Modded: - Freightliner Classic XL (by Jon Ruda) - Peterbilt 389 Glider (by Jon Ruda) - Kenworth W900L "Highway Killer" (by Jon Ruda) - Freightliner Argosy (by Lucasi and Harven) - Freightliner FLD (by Lucasi and Harven) - Freightliner FLB (by Harven) - International 9800 (by Lucasi and Harven) - Kenworth K100E (by Overfloater) - Kenworth W900B (by GTM) - Kenworth T800 (by GTM) - Peterbilt 567 (by GTM) - Peterbilt 379/389 (by Viper)