Engine Toyota 3Y

The 2.0-liter Toyota 3Y carburetor engine was produced by the concern from 1982 to 1991 and was installed on Town Ace and Hiace minibuses, Hilux pickups, and Crown S120 sedans. There were modifications of the unit with a catalyst 3Y-C, 3Y-U and gas versions 3Y-P, 3Y-PU.

The Y family includes engines: 1Y, 2Y, 3Y, 3Y‑E, 3Y‑EU, 4Y, 4Y‑E.

The engine was installed 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 92
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

  • Many problems are associated with malfunctions of a complex carburetor design;
  • This unit also uses the original ignition system and fuel pump;
  • Watch the cooling system, here the cylinder head quickly leads with a breakdown of the gasket;
  • Often there are complaints of knocking due to unscrewing the pulley block;
  • Already after 100,000 km oil consumption often appears up to a liter per 1000 km.

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