Caterpillar · Engine Platform Catalog
Caterpillar 3406, 3408 & 3412 Parts Catalog
Commonly stocked and sourced parts for the CAT 3406, 3408, and 3412 — found in D8-class dozers, on-highway trucks, marine, and power generation. All parts: contact for pricing.
Caterpillar 3406 (D8 Dozers, Trucks, Marine)
Piston Kit — #1397401
Piston Ring Set — #9Y9889
Cylinder Liner — #1979323
Cylinder Head Gasket — #1105308
Upper Gasket Set — #1127994
Lower Gasket Set — #1127995
Main Bearing Set (STD) — #1390710
Connecting Rod Bearing — #1105725
Water Pump Assembly — #1354925
Turbocharger Assembly — #1727070
Fuel Injector (Mechanical) — #4W7019
Oil Pump — #1W1230
Thermostat — #7C3736
Caterpillar 3408
Piston Kit — #7E9468
Cylinder Head Gasket — #6I1162
Upper Gasket Set — #3406643
Main Bearing Set (STD) — #1372971
Water Pump Assembly — #6I3890
Turbocharger Assembly — #7C8632
Caterpillar 3412
Piston Kit — #7E9469
Cylinder Head Gasket — #6I1163
Upper Gasket Set — #3406644
Main Bearing Set (STD) — #1372972
Water Pump Assembly — #6I3891
Turbocharger Assembly — #1069262
Fuel Injector — #1278216
Contact for Pricing
Don’t see your CAT part? We can source it. Send the part number — quotes typically same business day.
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