Toyota 4Y Engine

The 4Y is Toyota’s highly reliable 2.2L naturally aspirated four-cylinder engine for commercial and industrial use. Its rugged cast iron construction and simple mechanical layout deliver stable low-speed torque and minimal maintenance demands. Widely fitted on light vans, small trucks and forklifts, it is recognized as a cost-effective long-life powertrain for light cargo and industrial equipment.

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Parameter Item Specification
Displacement 2237 cc (2.2 L)
Cylinder Layout Inline 4-cylinder, SOHC 8-valve
Valve Train Drive Timing chain
Fuel Supply Carburetor (4Y); Electronic Fuel Injection (4Y-E)
Bore × Stroke 91 mm × 86 mm
Compression Ratio 8.8:1
Maximum Power 67 kW / 4600 rpm (90 hp)
Peak Torque 173 N·m / 2400 rpm
Recommended Fuel Regular unleaded gasoline
Emission Standard Euro 1 / Euro 2
Production Period 1985 – Present (industrial version still in production)

Vehicle & Industrial Applications

  1. Toyota HiAce Passenger & Cargo Van
  2. Toyota TownAce / LiteAce
  3. Toyota Dyna Light Truck
  4. Toyota MasterAce Surf
  5. Toyota Internal Combustion Forklifts (core matching power)