Line

Item

Specifications and Description

1

Model

Toyota 4Y

2

Type

4 stroke, water cooling, inline, wedge shape combustion chamber

3

Cylinders

4

4

Bore

91 mm

5

Stroke

86 mm

6

Displacement

2.237 L

7

Power / RPM

68 kw / 4,200-4,600 rpm

8

Idle speed

750 +- 50 rpm

9

Max. torque/RPM

177 N.m / 2,800-3,200 rpm

10

Fuel supply

Carburetor

11

Fuel

RON 90 (GB484)

12

Min. fuel consumption

<295 g / kw.h

13

Oil

SE 10 W-30 or SE 15 W-40 (GB11121)

14

Oil consumption

< 0.8 %

15

Piston average speed

13.19 m / s

16

Crankshaft rotation (facing to flywheel)

anticlockwise

17

Compression ratio

8.8

18

Weight vs. power

2.25 kg / kw

19

Average efficient pressure

793 kPa

20

Power vs. displacement

30.4 kw / l

21

Ignition order

1-3-4 -2

22

Distributing

Intake in advance

12 dgree

Intake in lag

48 dgree

Exhaust in advance

54 dgree

Exhaust in lag

10 dgree

23

Cooling

Centrifugal water pumped cycling

24

Lubricating

Pressed and splashed

25

Starting

Electric starter