Caterpillar 3306 D398 Turbocharger | 172487 | BorgWarner F-302 | New

New genuine BorgWarner (Schwitzer) F-302 turbocharger (part number 172487) for Caterpillar 3306, 3306B, D398, and D398B diesel engines, including SR4 generator sets and D7G track-type tractors. This is a direct bolt-on OEM replacement that restores factory boost and airflow. It ships with gaskets.

Key Features:

• Genuine BorgWarner (Schwitzer) F-302 turbocharger, part number 172487
• Fits Caterpillar 3306, 3306B, D398, and D398B engines
• Covers SR4 generator sets and D7G track-type tractor applications
• Includes gaskets
• Direct bolt-on OEM replacement

Specifications:

• Base part number: 172487 (BorgWarner)
• Turbocharger model: BorgWarner F-302 (4LF-302)
• Component type: Turbocharger assembly
• Condition: New (genuine BorgWarner)
• Engine make: Caterpillar
• Engine models: 3306, 3306B, D398, D398B (and SR4 gen-set)
• Caterpillar references: 7N2515, 0R5804, 1W8180, 2W0461, 4W0210
• NSN: 2990-01-165-5977

Compatibility / Fitment:

• Fits Caterpillar 3306, 3306B, D398, and D398B diesel engines
• Applications include SR4 generator sets, D7G track-type tractors, and 571G/572G pipelayers with these engines
• The 3306 used more than one turbocharger depending on application — this is the F-302; confirm by engine serial/prefix and your existing turbo number before ordering
• Includes gaskets
• Verify by engine serial prefix and your OE turbo number before ordering

Conclusion:

The BorgWarner 172487 is a new genuine F-302 turbocharger for Caterpillar 3306, 3306B, D398, and D398B engines, including SR4 gen-sets and D7G tractors. It's a direct bolt-on OEM replacement that ships with gaskets and restores factory boost. Because the 3306 used several turbos, verify your engine serial prefix and existing turbo number before ordering.