Toyota 1HD-FT Engine 4.2L
The Toyota 1HD-FT is a 4.2-liter turbocharged diesel inline-6 engine produced by Toyota from 1995 to 1999. It represents the second generation of the HD family, evolving from the 12-valve 1HD-T with a more sophisticated 24-valve cylinder head design often referred to as the "multivalve.
Here are the detailed specifications for the Toyota 1HD-FT engine:
Specification | Detail |
|---|---|
Configuration | Inline-6 (Straight-6) |
Displacement | 4.2 L (4,164 cc / 254 cu in) |
Bore x Stroke | 94 mm × 100 mm (3.70 in × 3.94 in) |
Compression Ratio | 18.6:1 |
Valvetrain | SOHC, 24 valves (4 per cylinder) with bridge-type rocker arms |
Fuel System | Direct Injection, Mechanical Fuel Injection (Pump-Line-Nozzle) |
Aspiration | Turbocharged |
Intercooler | Not equipped (intercooling introduced on the later 1HD-FTE) |
Fuel Type | Diesel |
Dry Weight | Approximately 240 kg (530 lbs) |
Max. Engine Speed | 4,200 rpm |
Block Material | Cast iron |
Head Material | Aluminum alloy |
Measurement | Factory Specification |
|---|---|
Peak Horsepower | 168 hp (125 kW / 170 PS) ECE at 3,600 rpm |
Peak Torque | 380 N·m (280 lb·ft) ECE at 2,500 rpm |