How to install sound files: 

1: Copy all files from the folder of the engine you want to use

2: Add soundsources line from list below corresponding to the engine you want to use (be sure to remove the original soundsources line from the truckfile to avoid a conflict)

========ADD TO TRUCKFILE=========

;2.5L AMC I4
disabledefaultsounds
soundsources
1, 2.5_AMC
1, 2.5AMC_starter

;3.7L Slant-Six 225
disabledefaultsounds
soundsources
1, Slant-Six225
1, 225start

;3.7L Next Generation magnum V6
disabledefaultsounds
soundsources
1, 3.7v6
1, 3.7v6s

;3.9L Magnum V6
disabledefaultsounds
soundsources
1, MagnumV6
1, V6s

;4.0L PowerTech I4 242
disabledefaultsounds
sources
1, PowerTechI6
1, PowerTechI6start 

;4.5L LA 273 V8
disabledefaultsounds
soundsources
1, 273
1, 273start

;4.7L Next Generation magnum V8
disabledefaultsounds
soundsources
1, Magnum287
1, Magnum287start

;5.2L Magnum V8
disabledefaultsounds
soundsources
1, 318V8
1, 318V8s

;5.7L HEMI
disabledefaultsounds
soundsources
1, 5.7hemi
1, 5.7hemistart

;5.9L Magnum V8
disabledefaultsounds
soundsources
1, 360v8
1, 360v8s

;6.2L B 383
disabledefaultsounds
soundsources
1, 383
1, 383start

; 6.4L 392 HEMI
disabledefaultsounds
soundsources
1, 6.4hemi
1, 6.4hemistart

;6.6L B 400
disabledefaultsounds
soundsources
1, B400
1, B400s

;6.8L B 413
disabledefaultsounds
soundsources
1, B413
1, B413s

;7.0L 426 HEMI
disabledefaultsounds
soundsources
1, 426
1, 426start

;7.2L RB 440 
disabledefaultsounds
soundsources
1, 440
1, 440start

;8.0L Magnum V10
disabledefaultsounds 
soundsources
1, 488V10
1, 488V10start



