Description
The Toyota 4A-F is a 1.6-liter naturally aspirated gasoline/petrol engine from Toyota’s A-series. It is a four-cylinder, DOHC, 16-valve, carbureted engine with 1,587 cc displacement, an 81 × 77 mm bore and stroke, and a 9.5:1 compression ratio.
It is particularly associated with late-1980s Toyota Corolla/Sprinter E90 applications. Toyota’s period documentation identifies the fuel system as a down-draught, compound, two-stage, two-barrel carburetor and lists 94 bhp at 6,000 rpm and 100 lb-ft at 3,600 rpm for its UK specification.
| Feature | 4A-F | 4A-FE |
|---|---|---|
| Fuel system | Carburetor | Electronic fuel injection |
| Number of cylinders | 4 | 4 |
| Displacement | 1,587 cc | 1,587 cc |
| DOHC | Yes | Yes |
| 16 valves | Yes | Yes |
| Turbo | No | No |
| Timing | Belt | Belt |
| ECU | No conventional EFI ECU | Yes |
| Fuel injectors | No | Yes |
| Typical power | ~90–94 hp | ~100+ hp depending on version |
| Specification | 4A-F |
|---|---|
| Engine | 4A-F |
| Displacement | 1,587 cc |
| Cylinders | 4 inline |
| Bore | 81.0 mm |
| Stroke | 77.0 mm |
| Compression | 9.5:1 |
| Valves | 16 |
| Camshafts | 2 overhead |
| Fuel | Petrol |
| Fuel system | 2-stage, 2-barrel carburetor |
| Power | 94 bhp @ 6,000 rpm |
| Torque | 100 lb-ft @ 3,600 rpm |
| Ignition | Fully transistorized |
| Main bearings | 5 |
| Block | Cast iron |
| Head | Cast aluminum |
Toyota Corolla 1.6L 4A-F Carburetor
Engine code: 4A-F
Engine family: Toyota A-series
Fuel: Petrol/Gasoline
Displacement: 1,587 cc
Capacity: 1.6 L
Configuration: Inline 4-cylinder
Bore: 81.0 mm
Stroke: 77.0 mm
Compression ratio: 9.5:1
Cylinder head: Aluminum
Block: Cast iron
Valves: 16
Valvetrain: DOHC
Camshafts: 2
Combustion chamber: Pentroof
Fuel system: 2-stage, 2-barrel carburetor
Aspiration: Naturally aspirated
Turbo: No
Ignition: Fully transistorized/electronic
Firing order: 1-3-4-2
Timing: Cogged timing belt
Main bearings: 5
Power: ~90–94 hp/bhp
Torque: ~95–100 lb-ft / 129–136 Nm
Peak power: 6,000 rpm
Peak torque: 3,600 rpm
Cold intake valve clearance: 0.15–0.25 mm
Cold exhaust valve clearance: 0.20–0.30 mm
Compression standard: 191 psi @ 250 rpm in referenced service specification
Compression limit: 142 psi
Cooling: Water cooled
Thermostat opening: ~82°C
Typical idle: 650 rpm M/T / 750 rpm A/T
Typical applications: Corolla, Sprinter, Corona, Carina II and related Toyota models.
The Toyota 4A-F is a 1,587 cc naturally aspirated petrol engine with a cast-iron block, aluminum DOHC 16-valve head, 81 × 77 mm bore/stroke, 9.5:1 compression ratio and a two-stage two-barrel carburetor. Depending on market specification, it produces roughly 90–94 hp and 129–136 Nm.
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