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Kubota D722 Marine base engine

Kubota Marine Kubota D722 · KB-D family: specifications, its industrial/tractor base engine, cross-referenced parts and where to buy them.

🚜 Base engine confirmed

The Kubota D722 listed here is Kubota's own industrial 3-cyl — the same block marinized by Beta/Nanni/Universal. This page IS the industrial parts book; buy internals as Kubota D722 tractor/industrial parts. source

719 ccdisplacement
67×68 mmbore × stroke
3-cylcylinders
NAaspiration
📋 Full specifications 1 🚜 Industrial / tractor base 419 🔧 Aftermarket 6
Cheaper-part coverage · 2/8
🚜 Base engine ✓🌀 Impeller💧 Raw-water pump🛢️ Oil filter ✓⛽ Fuel filter🌡️ Thermostat➰ Belt⚓ Anode

A ✓ means at least one cheaper channel — aftermarket, the tractor/industrial base engine, or a standard component — exists for this engine in that category.

Parts by section · 37 assemblies

The exploded parts diagrams for the Kubota D722, grouped by system. Open a figure for its callout part numbers and per-variant quantities.

Cooling

Fig 010500 — WATER FLANGE AND THERMOSTATFig 010501 — WATER PUMP

Crankshaft, Pistons & Camshaft

Fig 010101 — CAMSHAFT AND IDLE GEAR SHAFTFig 010102 — PISTON AND CRANKSHAFTFig 010103 — FLYWHEELFig 010105 — FUEL CAMSHAFT AND GOVERNOR SHAFTFig 010908 — PISTON KIT [OPTION]

Cylinder Block

Fig 010001 — CRANKCASEFig 010004 — GEAR CASEFig 010100 — MAIN BEARING CASE

Cylinder Head, Valves & Manifolds

Fig 010003 — CYLINDER HEADFig 010005 — HEAD COVERFig 010600 — VALVE AND ROCKER ARMFig 010601 — INLET MANIFOLDFig 010602 — EXHAUST MANIFOLDFig 010603 — AIR CLEANERFig 010605 — MUFFLER

Engine

Fig 01A00101 — ACCELERATOR LEVER [HST TYPE]Fig 010104 — CLUTCHFig 010200 — ENGINE STOP LEVERFig 010400 — DYNAMO AND PULLEYFig 010401 — DYNAMO [COMPONENT PARTS]Fig 010700 — HYDRAULIC PUMPFig 010701 — HYDRAULIC PUMP [COMPONENT PARTS]

Fuel Injection

Fig 010202 — INJECTION PUMPFig 010203 — INJECTION PUMP [COMPONENT PARTS]Fig 010204 — GOVERNORFig 010205 — SPEED CONTROL PLATEFig 010206 — NOZZLE HOLDER AND GLOW PLUGFig 010207 — NOZZLE HOLDER [COMPONENT PARTS]Fig 010301 — FUEL PUMP(MECHANICAL)

Gasket Kits

Fig 010900 — UPPER GASKET KITFig 010901 — LOWER GASKET KIT

Lubricating

Fig 010002 — OIL PANFig 010006 — OIL FILTERFig 010007 — DIPSTICK AND GUIDEFig 010008 — OIL PUMP
📚 Manuals & Sources
Specs
Operator's Manual
Service / Workshop Manual
Parts Catalog / List— none yet
More📖 Boat Inboard Engine Manuals Boat Manuals

External links — we host none of these documents.

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Category
Marine base engine
Engine family
KB-D
Cylinders
3
Bore × stroke
67 × 68 mm
Displacement
719 cc
Aspiration
Naturally aspirated

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