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Cummins Onan Quiet Diesel MDKBT Generator

Cummins Onan Cummins Onan Quiet Diesel MDKBT · ON-MDKBT family: specifications, its industrial/tractor base engine, cross-referenced parts and where to buy them.

🚜 Base engine not identified

The Cummins Onan Cummins Onan Quiet Diesel MDKBT is a marinized industrial/tractor engine, but its specific donor block isn't identified yet. Its aftermarket equivalents may still help.

📋 Full specifications 🚜 Industrial / tractor base 🔧 Aftermarket 1

Parts by section · 65 assemblies

The exploded parts diagrams for the Cummins Onan Quiet Diesel MDKBT, grouped by system. Open a figure for its callout part numbers and per-variant quantities.

Body

Fig 6 — BalancerFig 21 — Nozzle HolderFig 23 — GearcaseFig 27 — Water Outlet FlangeFig 36 — Remote Water SeparatorFig 37 — Water Separator ComponentsFig 38 — Break SiphonFig 44 — Water InletFig 45 — Coolant RecoveryFig 46 — PTOFig 49 — Water Separator, MufflerFig 50 — Isolated GroundFig 52 — Belt GuardFig 53 — PTO Belt GuardFig 57 — Engine Sound ShieldFig 69 — Labels, Kits

Cooling

Fig 28 — Water Pump ComponentsFig 39 — Heat ExchangerFig 40 — Keel Cooling (Wet Exhaust)Fig 41 — Sea Water PumpFig 43 — Auxiliary Drive (Sea Water Pump)

Crankshaft & Pistons

Fig 3 — PistonFig 7 — FlywheelFig 10 — Main Bearing Housing

Electrical

Fig 8 — StarterFig 9 — Starter ComponentsFig 29 — AlternatorFig 30 — Alternator ComponentsFig 31 — Alternator (ISO Ground)Fig 58 — Engine Panel Sound ShieldFig 62 — Control BoxFig 63 — Control Panel ComponentsFig 64 — Control Panel KitFig 66 — Remote Control PanelFig 67 — Control HarnessFig 68 — Wiring Harnesses

Engine Block & Head

Fig 1 — Cylinder BlockFig 2 — Cylinder HeadFig 24 — Cylinder Head CoverFig 48 — Bulkhead ExhaustFig 55 — Battery Harness (Front Bulkhead)Fig 56 — Battery Harness (Rear Bulkhead)

Fuel

Fig 14 — Governor MountingFig 15 — Electronic Governor ActuatorFig 16 — Mechanical GovernorFig 17 — Mechanical Governor Fork LeverFig 18 — Mechanical Governor Adjusting BoltFig 19 — Injection PumpFig 20 — Fuel InjectionFig 22 — Injection Pump HousingFig 32 — Fuel FilterFig 33 — Fuel SupplyFig 34 — Fuel Transfer Lines (Front)Fig 35 — Fuel Transfer Lines (Rear)

Generator

Fig 54 — Generator HousingFig 61 — Generator

Inlet & Exhaust

Fig 25 — IntakeFig 26 — Intake ManifoldFig 47 — Exhaust Manifold

Lubricating

Fig 11 — Oil GaugeFig 12 — Oil CoolerFig 13 — Oil Pan

Transmission & Mounting

Fig 51 — Mounting Base

Valve Train

Fig 4 — CamshaftFig 5 — Rocker Arm
📚 Manuals & Sources
Specs— none yet
Operator's Manual— none yet
Service / Workshop Manual— none yet
Parts Catalog / List— none yet
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Category
Generator
Engine family
ON-MDKBT