GENERAL
1-7
5. Specifications
5.1 Specifications of L2A, L2C and L2E
Table 1-1 Specifications of L2A, L2C and L2E (1 / 4)
Engine model L2A L2C L2E
Main specifications
Type Vertical type, water-cooled, 4 cycle diesel
No. of cylinders 2
Combustion type Swirl chamber type
Valve mechanism Overhead valve type
Cylinder bore × stroke
65 × 70 mm
[2.56 × 2.76 in.]
70 × 70 mm
[2.76 × 2.76 in.]
76 × 70 mm
[2.97 × 2.76 in.]
Total displacement
0.464 L
[0.126 U.S. gal.]
0.538 L
[0.142 U.S. gal.]
0.635 L
[0.168 U.S. gal.]
Compression ratio 23 : 1
Fuel used Diesel oil (JIS K2204 Special No.1 - Special No.3)
Order of ignition 1-2
Direction of rotation Counterclockwise as viewed from flywheel side
Dry mass 61 kg [134 lb]
Basic engine
Piston ring Number
Compression ring: 2
Oil ring (with expander): 1
Valve timing
(when warm)
Inlet valve
Open BTDC 18°
Close ABDC 46°
Exhaust
valve
Open BBDC 46°
Close ATDC 18°
Starting system Electric starting
Fuel system
Fuel
injection pump
Type ND-PFR type
Manufacturer DENSO CORPORATION
Plunger diameter ø 5.5 mm [0.22 in.], ø 6.0 mm [0.24 in.]
MS retard (crank angle) 4°, 8°
Cam lift 6 mm [0.24 in.]
Governor Speed governing type Centrifugal weight system
Fuel
injection nozzle
Type Throttle type
Manufacturer DENSO CORPORATION
Spray angle 15°
Valve opening pressure
13.73
0
+1.0
MPa {140 0
+10
kgf/cm²} [1992 0
+142
psi]
Fuel filter Type
Paper-element cartridge
or paper-element switch cock
Fuel pump
(option)
1
Type Electromagnetic diaphragm
Discharge rate 0.3 L [0.08 U.S. gal.]/min or more (at 12V - 1.3A)
2
Type Electromagnetic plunger type
Discharge rate 1 L [0.26 U.S. gal.]/min or more (at 12V - 1.5A)
3
Type Electromagnetic plunger type
Discharge rate 1.4 L [0.37 U.S.gal.]/min or more (at 24V - 1.5A)
4
Type Electromagnetic plunger type (compact type)
Discharge rate 0.4 L [0.11 U.S. gal.]/min or more (at 12V - 1.5A)