Used Yanmar 3TNM68 Diesel Engine for Sale | 0.78L 3‑Cylinder Rebuilt for Compact Equipment

Used Yanmar 3TNM68 Mini Diesel | 0.78L Rebuilt for Mowers & Generators

Parameter	Specification
Engine Model	Yanmar 3TNM68 / 3TNM68‑GGE
Type	Vertical 3 Cylinder, 4‑Stroke, Water‑Cooled Diesel
Displacement	0.784 L (784 cc)
Bore × Stroke	68 mm × 72 mm
Compression Ratio	Approx. 18.5:1
Max Power (Industrial)	14.1‑14.7 kW (18.9‑19.7 HP) @ 3,600 RPM
Max Power (Generator Standby)	14.6‑15.2 kW (19.6‑20.4 HP) @ 3,600 RPM
Max Torque	Approx. 55‑60 N·m
Combustion System	Indirect Injection (IDI)
Aspiration	Naturally Aspirated
Fuel System	Bosch Injection System
Emission Standard	EU Stage V / EPA Tier 4
Cooling System	Liquid‑Cooled with Radiator
Starting System	12V Electric Starter Motor
Rotation Direction	Counterclockwise (viewed from flywheel)
Length (Back Plate)	431 mm
Width	416 mm
Height	500 mm
Dry Weight (Back Plate)	77 kg
Dry Weight (SAE #5 Bell Housing)	99 kg

Category yanmar engine

Are you looking for a compact, fuel‑efficient used engine for your turf mower, generator, or small agricultural machine? This fully rebuilt Yanmar 3TNM68 diesel engine delivers dependable power in an extremely small package. With a displacement of 0.784 liters and a 3‑cylinder design, this engine is a trusted power source for Ferris mowers, compact generators, small excavators, and utility vehicles. This engine meets EU Stage V emission standards without the need for aftertreatment systems like DPF or SCR. We have completely overhauled this used engine for sale to restore its original factory performance. It gives you a cost‑effective way to keep your compact equipment working.

Applications & Compatibility

Zero‑Turn Mowers: Direct fit for Ferris IS2000, IS2500Z, and IS3100Z series mowers
Generators: Suitable for Denyo DLW‑300LS, Sawafuji EG140I, SHX12000DI, and Toyo Denki YEG140DSHS
Mini Excavators: Fits IHI Carry 110, Kato 12VXE, and Menzi Muck Max 10DK
Small Tractors / UTVs: Compatible with JCB Workmax 800D, Linhai LH300 CUV
Construction Equipment: Used in various compact rollers and small loaders
Agricultural Machinery: Suitable for small harvesters and planters

Key Features

Extremely Compact and Lightweight: The 3TNM68 is one of Yanmar’s smallest water‑cooled diesel engines. At just 77 kg dry weight and 431 mm in length, it fits easily into tight engine compartments on zero‑turn mowers, compact generators, and small excavators.
Fuel-Efficient Operation: This engine uses indirect injection (IDI) technology. The combustion system provides smooth operation and excellent fuel economy – ideal for applications like turf mowers that run for many hours.
Clean Emissions for Global Use: The 3TNM68 meets EU Stage V and EPA Tier 4 emission standards. It achieves these low emission levels without requiring a DPF or SCR aftertreatment system. This simplifies installation and lowers maintenance costs.
Proven Reliability in Compact Equipment: The 3TNM68 is widely used by major equipment brands. It powers Ferris zero‑turn mowers, Denyo and Sawafuji generators, IHI mini excavators, and many small agricultural machines.
Multi‑Speed Ratings Available: The engine can be configured for 3600 RPM, 3000 RPM, 1800 RPM, or 1500 RPM operation, making it suitable for both variable speed (mowers, tractors) and fixed speed (generators) applications.

Machine Compatibility (Partial List)

Brand	Models
Ferris	IS2000, IS2500Z, IS3100Z
Denyo	DLW‑300LS
Sawafuji	EG140I, SHX12000DI
Toyo Denki	YEG140DSHS
IHI	Carry 110
Kato	12VXE
Menzi Muck	Max 10DK
JCB	Workmax 800D
Yanmar	AJ217, EG140I, RG6, VP60DX, VP60DX‑KQ
Linhai	LH300 CUV

Why Buy From Us

12‑Month Warranty: Coverage for parts and workmanship on all rebuild components
Worldwide Shipping: Secure export packaging and freight coordination available
Compatibility Support: Free fitment check with your machine model and serial number
Core Exchange Available: Ask about returning your old engine core to save on cost
Documentation Provided: Full rebuild reports and test results upon request