9N2378 Engine Component for Caterpillar Equipment

9N2378 is an engine component used on Caterpillar equipment, including wheel bulldozers, wheel-type loaders, truck engines, machine engines, earthwork compactors, track-type tractors, wheeled tractor-scrapers, ship equipment, industrial engines, pipe-layers, track loaders, excavators and engine-generator sets. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified in the supplied application data by the Caterpillar reference number 9N-2378. The fitment information covers the equipment and engine models listed below; identification by the part number and machine model is recommended before installation.

Fitment

• Wheel bulldozer: Caterpillar 814B
• Wheel-type loader: Caterpillar 966D, 966E, 966F, 966F II, 966G, 972G, 980B
• Truck engine: Caterpillar 1673C, 1674, 3306
• Machine engine: Caterpillar 3306
• Ground compactor for earthwork: Caterpillar 815B, 816B
• Track-type tractor: Caterpillar D7G
• Wheeled tractor-scraper: Caterpillar 621R
• Ship equipment: Caterpillar D379A, D379B
• Industrial engine: Caterpillar 1673C, 3306, D333C, D379, D379B, D398, D398B
• Pipe-layer: Caterpillar 571G, 572G
• Track loader: Caterpillar 973
• Excavator: Caterpillar 235
• Engine-generator set: Caterpillar D379B, D398B, SR4

Cross-reference numbers

• 9N-2378 — Caterpillar reference number shown with a hyphen
• 9N2378 — unhyphenated part-number format and product SKU

Specifications