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Perkins 4.108 Marine

Perkins Perkins 4.108 · 4. family: specifications, its industrial/tractor base engine, cross-referenced parts and where to buy them.

🚜 Base engine confirmed

The Perkins 4.108 is Perkins's own industrial engine. Internals cross to the same part numbers as the marine 4.108M and sell cheaper through industrial/agricultural channels. — Perkins industrial 4.108; marine counterpart 4.108M

45 hp33.1 kW
1760 ccdisplacement
79.4×88.9 mmbore × stroke
4-cylcylinders
1958–1992year range (approx)
NAaspiration
📋 Full specifications 29 🚜 Industrial / tractor base 🔧 Aftermarket 4
Cheaper-part coverage · 1/8
🚜 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 · 36 assemblies

The exploded parts diagrams for the Perkins 4.108, grouped by system. Open a figure for its callout part numbers and per-variant quantities.

Controls

Fig ZANE00022 — THROTTLE & STOP CONTROLS

Cooling

Fig JBNE00026-NA — LUBRICATING OIL FILTER AND INTEGRAL OIL COOLERFig LBNE00034-A — WATER PUMP, HEADER TANK, HEAT EXCHANGERFig ZMHE00161 — CYLINDER BLOCK WATER DRAIN

Drive

Fig KBHE00296 — FRONT END DRIVE INPUTFig KDHE00042 — FRONT END DRIVE OUTPUT

Electrical

Fig DDHE00377 — FLYWHEEL & STARTER RINGFig EDNE00032 — STARTER MOTORFig ZZNE00006 — APPLICATIONS MISCELLANEOUS (WIRING HARNESS KIT)

Engine

Fig ACHE0045-B — CRANKSHAFT, PISTONS, CONNECTING RODSFig ACHE0045-C — CYLINDER HEADFig ACHE0045-D — ROCKER SHAFTFig ACHE0045-E — TIMING GEAR & CAMSHAFTFig CDHE00320 — FLYWHEEL HOUSINGFig XBHE00143 — ENGINE LIFTING

Engine Mounts

Fig ZCNE00015 — MOUNTINGS (FRONT & REAR)

Exhaust

Fig UBHE00192 — EXHAUST MANIFOLDFig UDHE00139 — EXHAUST OUTLET FLANGE

Fuel

Fig AFHE00855 — FUEL INJECTION EQUIPMENT (DIESEL)Fig VBHE00588-A — LOW PRESSURE FUEL SYSTEMFig WDHE00024 — COLD START SYSTEMFig ZVHE00194 — FUEL PRE-LIFT PUMP

Gearbox

Fig BDNE00010 — PTO CLUTCH & GEARBOXFig BDNE00011 — PTO CLUTCH AND GEARBOX

Instruments

Fig ZLNE00008 — TEMPERATURE GAUGE & SENDERFig ZQHE00352 — TACHOMETER & HOUR RECORDER

Intake

Fig TBHE00296 — INDUCTION MANIFOLDFig TDHE00083 — AIR CLEANER & RESTRICTION INDICATOR

Lubricating

Fig ACHE0045-F — LUBRICATING OIL PUMP & DELIVERY HOUSINGFig GBHE00497 — LUBRICATING OIL SUMPFig HBHE00596 — LUBRICATING OIL FILLER & BREATHERFig ZJNE00010 — LUBRICATING OIL PRESSURE SWITCH & GAUGE

Sea Water Pump

Fig QBNE00003 — GEAR DRIVEN SEA WATER PUMP

Service Kits

Fig SACE00032 — JOINTS & GASKETS - TOP SERVICE KITFig SGBE00030 — JOINTS & GASKETS - BOTTOM SERVICE KIT

Other

Fig ZZNE00007 — APPLICATIONS MISCELLANEOUS
📚 Manuals & Sources
Specs— none yet
Operator's Manual— none yet
Service / Workshop Manual
Parts Catalog / List— none yet
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Category
Marine
Engine family
4.
Year range (approx)
1958–1992
Cylinders
4
Rated output
45 hp (33.1 kW)
Bore × stroke
79.4 × 88.9 mm
Displacement
1760 cc
Max rpm
4000
Continuous rpm
3600
Aspiration
Naturally aspirated

Related 4. engines

Perkins 4.107Perkins 4.108MPerkins 4.154Perkins 4.154M (Marine)Perkins 4.236Perkins 4.236M (Marine)