Cummins 5.9L Bus Engines

The Cummins 6BT engine 12 Valve configuration is commonly used in many school busses. Our fully dressed complete drop-ins save downtime and extra costs. Common part numbers are provided here, if you don't see what you are looking for, call us at 1-800-667-6879. If you are rebuilding, we can help you with economical parts and rebuilt kits for the full range of Cummins 6BT and 6BTA engines.

Complete drop-in includes: block, rods, crank gear, piston assemblies, head, rear cover & seal, oil filter assembly, water pump, crankshaft, oil pump, cam gear, camshaft, front gear housing, new oil cooler core, valve cover(s), valve train (lifters, pushrods & rocker arms), lift pump, injection pump, low & high pressure lines, injectors, fuel filter assembly, damper pulley, turbocharger, thermostat, intake manifold, exhaust manifold, thermostat housing, oil pan, oil pickup tube, gear cover & seal, 6B/5.9L comes with a gasket set, side cover/crankcase breather and with air crossover tube if required.

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