Expansion Valve 520-8324 For Caterpillar CAT Excavator 313 315 317 320 323 325 326 330 333 335 336 340 349 350 352 355 374 395MAKE TYPE MODEL Caterpillar Excavator 312 GC Caterpillar Excavator 312 GX Caterpillar Excavator 313 Caterpillar Excavator 313 GC Caterpillar Excavator 313 GX Caterpillar Excavator 315 Caterpillar Excavator 315 GC Caterpillar Excavator 316 GC Caterpillar Excavator 316 GX Caterpillar Excavator 317 Caterpillar Excavator 317 GC Caterpillar Excavator 320 Caterpillar Excavator 320 GC Caterpillar Excavator 320 GX Caterpillar Excavator 320D Caterpillar