The 4.2-liter Nissan TB42 engine was produced at a Japanese company from 1987 to 1997 and was installed only under the hood of the legendary Patrol SUV and only in the Y60 body. The engine was released with a two-barrel carburettor and a point type distributor. In 1992 the TB42E emerged with electronic fuel injection and electronic ignition. At this time the TB42 was re-labeled as TB42S.
TB family: TB42, TB42E, TB45, TB45E, TB48DE.
Specifications
| Production years | 1987-1997 |
| Displacement, cc | 4169 |
| Fuel system | carburetor or EFI |
| Power output, hp | 170 – 175 |
| Torque output, Nm | 320 – 325 |
| Cylinder block | cast iron R6 |
| Block head | aluminum 12v |
| Cylinder bore, mm | 96 |
| Piston stroke, mm | 96 |
| Compression ratio | 8.3 – 8.5 |
| Features | no |
| Hydraulic lifters | no |
| Timing drive | chain |
| Phase regulator | no |
| Turbocharging | no |
| Recommended engine oil | 15W-40 |
| Engine oil capacity, liter | 8.2 |
| Fuel type | petrol |
| Euro standards | EURO 1/2 |
| Fuel consumption, L/100 km (for Nissan Patrol 1995) — city — highway — combined |
19.7 11.8 16.4 |
| Engine lifespan, km | ~400 000 |
| Weight, kg | 270 |
The engine was installed on:
- Nissan Patrol 4 (Y60) in 1987 – 1998.
Disadvantages of the TB42 engine
- The motor has excellent reliability and a huge resource, but consumes a lot of fuel;
- Most often there are problems with ignition, but they are solved simply and cheaply;
- The cause of knocks under the hood often turns out to be unadjusted valves;
- After a run of 250 thousand km, the timing chain may stretch and require replacement;
- The engine does not like overheating, compression may disappear or an oil burn may begin.
Frequently asked questions about the Nissan TB42
How much power does the Nissan TB42 make?
The Nissan TB42 develops 170 - 175 hp and 320 - 325 Nm of torque.
How much oil does the Nissan TB42 take and which one?
Engine oil capacity: 8.2 liters. Recommended oil: 15W-40.
Does the Nissan TB42 have a timing belt or chain?
The Nissan TB42 uses a timing chain.
Is the Nissan TB42 turbocharged?
No, the Nissan TB42 is naturally aspirated.
Does the Nissan TB42 need valve clearance adjustment?
Yes, there are no hydraulic lifters, so the valve clearances have to be checked and adjusted periodically.
How long does the Nissan TB42 last?
The typical lifespan of the Nissan TB42 is ~400 000 km with proper maintenance.
What is the fuel consumption of the Nissan TB42?
Nissan Patrol 1995: city 19.7, highway 11.8, combined 16.4 L/100 km.
What cars was the Nissan TB42 installed on?
Nissan Patrol 4 (Y60) in 1987 - 1998.
What are the common problems of the Nissan TB42?
The motor has excellent reliability and a huge resource, but consumes a lot of fuel. Most often there are problems with ignition, but they are solved simply and cheaply. All known problems.
