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Universal M-25 Marine

Universal Universal M-25 · M family — specifications, its industrial/tractor base engine, cross-referenced parts and where to buy them.

🚜 Base engine confirmed

The Universal M-25 (21hp 3-cyl) is based on the Kubota D-850 block. source

21 hp15.4 kW
852 ccdisplacement
3-cylcylinders
1981–1986year range (approx)
NAaspiration
📋 Full specifications 1 🚜 Industrial / tractor base 🔧 Aftermarket 12
Cheaper-part coverage · 6/8
🚜 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.

📚 Manuals & Sources
Operator's Manual— none yet
Service / Workshop Manual— none yet
Parts Catalog / List

External links — we host none of these documents.

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Category
Marine
Engine family
M
Year range (approx)
1981–1986
Cylinders
3
Rated output
21 hp (15.4 kW)
Displacement
852 cc
Max rpm
3200
Aspiration
Naturally aspirated

Related M engines

Universal M-12Universal M-15Universal M-18Universal M-20Universal M-25XPUniversal M-25XPAUniversal M-25XPBUniversal M-25XPBCUniversal M-30Universal M-35Universal M-35AUniversal M-35BUniversal M-35BCUniversal M-40Universal M-40AUniversal M-40BUniversal M-40BCUniversal M-50Universal M-50AUniversal M-50B
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