Shibaura LEK752C

The Shibaura LEK752C is a 706 cc (43.1 cu·in) straight-two, water-cooled naturally aspirated diesel engine manufactured by Shibaura.

A 75.0 mm (2.95 in) cylinder bore and 80.0 mm (3.15 in) piston stroke give the LEK752C diesel engine a total of 706 cc (43.1 cu·in) of displacement. The compression ratio rating is 23.0:1. This engine is equipped with glow plugs and dry type air cleaner.

The Shibaura LEK752C diesel engine produced 13.2 PS (9.7 KW; 13.0 HP) at 2,700 rpm of net horsepower and 36.2 Nm (3.69 kg·m; 26.72 lbf·ft) at 2,000 rpm of peak torque.

The breakdown of the engine code is as follows:

LEK – Engine series
75 – 75.0 mm of cylinder bore
2 – Two cylinders

General information

Engine Specifications
Engine code	LEK752C
Layout	Straight-2, vertical diesel engine
Fuel type	Diesel fuel No.2-D
Production	–
Displacement	0.7 L, 706 cm³ (43.1 cu in)
Max. Horsepower (net)	13.2 PS (9.7 KW; 13.0 HP) at 2,700 rpm
Torque output	36.2 Nm (3.69 kg·m; 26.72 lbf·ft) at 2,000 rpm
Injection type	Indirect injection
Cooling system	Liquid-cooled
Fuel system	Fuel injection pump
Starting system	Electric starting
Starting support device	Glow plug in combustion chamber
Power adder	None
Firing order	2-1

Cylinder block

Cylinder block
Compression ratio:		23.0:1
Cylinder bore:		75.0 mm (2.95 in)
Piston stroke:		80.0 mm (3.15 in)
Number of piston rings (compression / oil):		2 / 1

Cylinder head

Cylinder head
Valve Arrangement:		–
Valves:		4 (2 valves per cylinder)
Valve seat angle:	INTAKE	45°
	EXHAUST	45°
Valve face angle:	INTAKE	45°
	EXHAUST	45°

Tightening torque

Tightening torque specs
Connecting rod caps:	24.0-27.0 Nm (2.4-2.8 kgf·m; 17.7-19.9 ft·lb)
Crankshaft gear plate:	46.0-54.0 Nm (4.7-5.5 kgf·m; 33.9-39.9 ft·lb)
Flywheel:	343.0-441.0 Nm (35-45 kgf·m; 253.1-325.5 ft·lb)
Cylinder head:	128.0 Nm (13.1 kgf·m; 94.5 ft·lb)

Maintenance data

Engine speed
Governed speed	Low Idle: 750-850 rpm High Idle: 2,750-2,800 rpm
Valve clearance
Intake valve	0.20 mm (0.008 in)
Exhaust valve	0.20 mm (0.008 in)
Injector opening pressure
Standard	11,760 kPa (1705 psi)
Injection timing
Standard	20-21° BTDC
Oil system
Recommended engine oil	CD or CE
SAE Viscosity Number	SAE 10W-30, 10W-40
Engine oil capacity	3.3 liters (3.5 US.qts, 2.9 Imp. qts)
Electrical system
Volts:	12V
Ground polarity:	Negative

Applications

The Shibaura LEK752C engine is used on the following tractors

Model	Years Produced
Ford 1110	1983-1986
Shibaura SE1340	–

ATTENTION! Dear visitors, this site is not a trading platform, an official dealer or a spare parts supplier, so we do not have any price lists or spare parts catalogs. We are an information portal and provide the technical specifications of gasoline and diesel engines.

We try to use verified sources and official documentation, however, differences between sources or errors in entering information may occur. We do not provide advice on technical issues related to the engines operation or repair. We do not recommend using provided information for engines repairing engines or spare parts ordering, use only official service manuals and spare-parts catalogs.

FORUM! Dear visitors, now our site has a FORUM where you can ask all your questions and share your experience.