Isuzu 4JB1 engine
Content
The 2.8-liter Isuzu 4JB1 diesel engine was assembled at a factory in Japan from 1988 to 1998 and installed on such popular concern models as the Trooper, Wizard or Faster pickup truck. Now the production of clones of this unit has been mastered by numerous Chinese companies.
The J-engine line also includes diesel engines: 4JG2 and 4JX1.
Technical characteristics of the Isuzu 4JB1 2.8 liter engine
Exact volume | 2771 cm³ |
Supply system | direct injection |
Internal combustion engine power | 87 - 90 HP |
Torque | 180 - 185 Nm |
Cylinder block | cast iron R4 |
Block head | cast iron 8v |
Bore | 93 mm |
Piston stroke | 102 mm |
Compression ratio | 18.2 |
Features of the internal combustion engine | OHV |
Hydraulic compensators | Yes |
Timing drive | gears |
Phase regulator | no |
Turbocharging | no |
What kind of oil to pour | 4.2 liters 5W-40 |
fuel type | diesel |
Environmental class | EURO 1 |
Approximate resource | 450 000 km |
Exact volume | 2771 cm³ |
Supply system | direct injection |
Internal combustion engine power | 95 - 115 HP |
Torque | 220 - 235 Nm |
Cylinder block | cast iron R4 |
Block head | cast iron 8v |
Bore | 93 mm |
Piston stroke | 102 mm |
Compression ratio | 18.1 |
Features of the internal combustion engine | OHV, intercooler |
Hydraulic compensators | no |
Timing drive | belt |
Phase regulator | no |
Turbocharging | IHI RHB5 or RHF4 |
What kind of oil to pour | 4.2 liters 5W-40 |
fuel type | diesel |
Environmental class | EURO 2/3 |
Approximate resource | 400 000 km |
The weight of the 4JB1 engine according to the catalog is 240 kg
Engine number 4JB1 is located at the junction of the block with the box
Fuel consumption internal combustion engine Isuzu 4JB1-TC
Using the example of a 1994 Isuzu MU with a manual transmission:
City | 10.1 liters |
Track | 7.0 liters |
Mixed | 8.7 liters |
Which cars were equipped with the 4JB1 2.8 l engine
Faster 3 (TF) | 1992 – 1998 |
United 1 (UC) | 1989 – 1998 |
Trooper 1 (UB1) | 1988 – 1991 |
Wizard 1 (UC) | 1992 – 1998 |
Border A (U92) | 1995 – 1996 |
Disadvantages, breakdowns and problems 4JB1
These are very reliable diesel engines, analogues of which are often used in industry.
Zexel fuel equipment runs for a long time, but there are problems with its spare parts
Monitor the condition of the timing belt, or if it breaks, at least the rods will bend
Sometimes it cuts off the gears of the oil pump and breaks the keyway on the crankshaft
According to the regulations, the thermal clearances of the valves must be adjusted every 40 km