From 1982 to 1991, the company produced the 2.0-liter Toyota 3Y carburetor engine, which was used in Crown S120 sedans, Hilux pickups, and Town Ace and Hiace minibuses. The unit was modified with gas versions 3Y-P and 3Y-PU and catalysts 3Y-C and 3Y-U.

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 7 (S120) in 1983 – 1987;
- Toyota Hilux 4 (N50) in 1983 – 1988;
- Toyota HiAce 3 (H50) in 1982 – 1989;
- Toyota TownAce 2 (R20) in 1983 – 1991.
Specifications
| Production years | 1982-1991 |
| Displacement, cc | 1998 |
| Fuel system | carburetor |
| Power output, hp | 85 – 100 |
| Torque output, Nm | 155 – 165 |
| Cylinder block | cast iron R4 |
| Block head | aluminum 8v |
| Cylinder bore, mm | 86 |
| 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 Hiace 1985) — city — highway — combined |
10.2 7.8 8.6 |
| Engine lifespan, km | ~300 000 |
| Weight, kg | 150 |
Disadvantages of the Toyota 3Y engine
Complex carburetor design malfunctions are linked to numerous issues.
Additionally, this unit makes use of the original fuel pump and ignition system;
Observe the cooling system, where the cylinder head rapidly leads to a gasket breakdown;
Unscrewing the pulley block frequently results in complaints of knocking;
Oil consumption frequently reaches a liter per 1000 kilometers even after 100,000 kilometers.
