GENERAL 5. Specifications 5.1 Specifications of L2A, L2C and L2E Table 1-1 Specifications of L2A, L2C and L2E (1 / 4) 1-7 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 +1.0 +10 +142 13.73 0 MPa {140 0 kgf/cm²} [1992 0 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)