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4JH3-HTE Marine

Yanmar 4JH3-HTE · 4JH3-HTE family: specifications, its industrial/tractor base engine, cross-referenced parts and where to buy them.

🚜 Base engine confirmed

The Yanmar 4JH3-HTE is a Yanmar marine diesel in the 4JH3 family. Yanmar designs and sells both marine and industrial diesels; internal service parts for this family are listed in the 4JH3 parts book and often sell cheaper through industrial/agricultural channels than under marine dealer pricing. — Yanmar OEM parts catalog in-repo (brands/yanmar/data/extracted/catalogs.csv)

100 hp73.6 kW
1995 ccdisplacement
84×90 mmbore × stroke
4-cylcylinders
1999–2006year range (approx)
Turbo + ICaspiration

max 100mhp(74kW)@3800 / cont 92mhp(68kW)@3700 (Yanmar JH brochure simplicity-marine)

📋 Full specifications 🚜 Industrial / tractor base 🔧 Aftermarket 40
Cheaper-part coverage · 5/8
🚜 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 · 48 assemblies

The exploded parts diagrams for the 4JH3-HTE, grouped by system. Open a figure for its callout part numbers and per-variant quantities.

Bilge & accessory pumps

Fig 26 — BILGE PUMP(STD)Fig 27 — BILGE PUMP(DX)

Camshaft & timing gears

Fig 2 — GEAR HOUSINGFig 14 — CAMSHAFT

Cooling – fresh water

Fig 21 — COOLING FRESH WATER PUMPFig 22 — COOLING FRESH WATER COOLERFig 24 — COOLING FRESH WATER PIPE

Cooling – sea water

Fig 20 — COOLING SEA WATER PUMPFig 23 — COOLING SEA WATERPIPEFig 25 — C.S.W.STRAINER(OPTIONAL)

Crankshaft & flywheel

Fig 3 — FLYWHEEL HOUSINGFig 15 — CRANKSHAFT & FLYWHEEL

Cylinder block

Fig 1 — CYLINDER BLOCK

Cylinder head & valves

Fig 7 — CYLINDER HEAD(4JH3-HTE)Fig 8 — CYLINDER HEAD(4JH3-DTE)Fig 9 — BONNET

Electrical & instruments

Fig 33 — ENGINE STOP DEVICFig 34 — STARTING MOTORFig 38 — WIRE HARNESS & SENSORFig 39 — WIRE HARNESS(EARTH FLOAT TYPE)Fig 40 — INSTRUMENT PANEL(B-TYPE)Fig 41 — INSTRUMENT PANEL(C:PREVIOUS)Fig 42 — INSTRUMENT PANEL(C:NEW)Fig 43 — PANEL(B:NEW TYPE)Fig 44 — PANEL(C:NEW TYPE:PREVOUS)Fig 45 — PANEL(C:NEW TYPE:NEW)

Fuel injection pump & governor

Fig 28 — FUEL INJECTION PUMP

Fuel injectors & nozzles

Fig 29 — FUEL INJECTION VALVE

Fuel lines, tank & filter

Fig 30 — FUEL INJECTION PIPEFig 31 — FUEL PIPEFig 32 — FUEL TANK

Generator (genset)

Fig 35 — GENERATOR(55A)Fig 36 — GENERATOR(80A:PREVIOUS)Fig 37 — GENERATOR(80A:NEW)

Intake and Exhaust

Fig 10 — SUCTION MANIFOLDFig 11 — TURBOCHARGERFig 12 — TURBOCHARGER COMPONENT PARTFig 13 — AIR COOLER

Lubricating

Fig 5 — LUB.OIL SUMPFig 17 — LUB.OIL COOLERFig 18 — LUB.OIL PIPEFig 19 — LUB.OIL SYSTEM

Mounting

Fig 4 — MOUNTING FOOT

Pistons, rods & liners

Fig 16 — PISTONFig 47 — CUPRING

Tools & labels

Fig 6 — LABELFig 48 — TOOL

Transmission & drive

Fig 46 — CLUTCH
📚 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
Marine
Engine family
4JH3-HTE
Year range (approx)
1999–2006
Cylinders
4
Rated output
100 hp (73.6 kW)
Bore × stroke
84 × 90 mm
Displacement
1995 cc
Max rpm
3800
Continuous rpm
3700
Aspiration
Turbocharged + intercooled