From 1985 to 1997, the company produced the 2.2-liter Toyota 4Y carbureted engine, which was used in the well-known Town Ace and HiAce minibuses, Hilux pickups, and Crown S130 sedans. A modification derated up to 70 horsepower was created specifically for commercial vehicles.
The engines in the Y family are 1Y, 2Y, 3Y, 3Y-E, 3Y-EU, 4Y, and 4Y-E.
The engine was mounted on:
- Toyota Crown 8 (S130) in 1987 – 1995;
- Toyota HiAce 3 (H50) in 1985 – 1989;
- Toyota Hilux 5 (N80) in 1988 – 1997;
- Toyota Town Ace 2 (R20) in 1985 – 1996;
- Volkswagen Taro 1 (7A) in 1989 – 1997.
Specifications
| Production years | 1985-1997 |
| Displacement, cc | 2237 |
| Fuel system | carburetor |
| Power output, hp | 90 – 95 |
| Torque output, Nm | 175 – 185 |
| Cylinder block | cast iron R4 |
| Block head | aluminum 8v |
| Cylinder bore, mm | 91 |
| Piston stroke, mm | 86 |
| Compression ratio | 8.8 |
| Features | OHV |
| Hydraulic lifters | yes |
| Timing drive | chain |
| Phase regulator | no |
| Turbocharging | no |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 3.5 |
| Fuel type | petrol |
| Euro standards | EURO 0 |
| Fuel consumption, L/100 km (for Toyota Hilux 1990) — city — highway — combined |
10.5 7.9 8.8 |
| Engine lifespan, km | ~320 000 |
| Weight, kg | 155 |
Disadvantages of the Toyota 4Y engine
The primary challenges are related to installing a structurally intricate carburetor;
This engine also has a unique fuel pump and an unusual ignition system;
The head of the block frequently leads here due to overheating, usually with a gasket failure;
Several instances of unscrewing the pulley block are reported on specialized forums;
The power units in this series frequently use oil when they are closer to 200,000 kilometers.