CATERPILLAR BACKHOE LOADERS:
• Caterpillar 414E/416D/416E/416F/416F2/420D 3054C/E/C3.3/C4.4 Diesel (2001-present)
• Caterpillar 422E/422F/422F2/424D/428D/428E 3054C/E/C3.3/C4.4 Diesel (2001-present)
• Caterpillar 430D/430E/430F/430F2/432D/432E 3054C/E/C3.3/C4.4 Diesel (2001-present)
• Caterpillar 434E/434F/434F2/442D 3054C/E/C3.3/C4.4 Diesel (2005-present)
CATERPILLAR EXCAVATORS:
• Caterpillar 312D2/312D2 GC/312D2 L/313D2/313D2 GC/313D2 LGP C3.3/C4.4 Diesel (2010-2018)
CATERPILLAR WHEEL LOADERS:
• Caterpillar 910K/914G/914K/920K 3054C/C3.3/C4.4 Diesel (2000-present)
CATERPILLAR VIBRATORY COMPACTORS:
• Caterpillar CB-534D/CB-534DXW/CB-564D 3054C/E 4.4L Diesel (2005-2012)
CATERPILLAR ASPHALT PAVERS:
• Caterpillar AP-300/AP-300D C3.3/C4.4 Diesel (2005-2015)
IMPORTANT:
180°F thermostat ASSEMBLY for Cat 3054C/C3.3/C4.4 engines (Perkins 1104 equivalent). Fits Cat 414E/416D-F/420D-F backhoes and 312D/313D excavators. Multiple assemblies exist: 254-2267, 254-2268, 254-2269 — NOT interchangeable. Check Cat parts book by serial number.
Plastic housing is a known weak point — replace full assembly if cracked.
⚠️ Verify exact assembly number by machine serial number.
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