GENERAL 5.2 Specifications of L3A, L3C and L3E Table 1-2 Specifications of L3A, L3C and L3E (1 / 4) 1-11 Engine model L3A L3C L3E Main specifications Type Vertical type, water-cooled, 4 cycle diesel No. of cylinders 3 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 [2.99 × 2.76 in.] Total displacement 0.696 L [0.184 U.S. gal.] 0.808 L [0.213 U.S. gal.] 0.952 L [0.251 U.S. gal.] Compression ratio 23 :
1 Fuel used Diesel oil (JIS K2204 Special No.1 - Special No.3) Order of ignition 1 - 3 - 2 Direction of rotation Counterclockwise as viewed from flywheel side Dry mass 75 kg [165 lb] Basic engine Piston ring Number Compression ring: 2 Oil rings (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 [0.57 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)