Two generations of Toyota diesel
The 1KZ-TE is a 2,982 cc four-cylinder turbo diesel with a single overhead camshaft, two valves per cylinder and indirect injection fed by an electronically controlled pump. Toyota introduced it in 1993 in the 70-series Prado, and it went on to the Land Cruiser Prado, the Hilux Surf, the Hilux, the Hiace, the Granvia and the Land Cruiser 70. Its earlier sister, the 1KZ-T, has a fully mechanical injection pump.
The 2KD-FTV, which appeared in late 2001, is a 2,494 cc four with a 16-valve twin-cam head and D-4D common-rail direct injection. It is the volume diesel of the Hilux, Hiace, Innova and Fortuner. The engine that actually replaced the 1KZ in the Prado is the 3.0-litre 1KD-FTV, which keeps the 1KZ's 96 × 103 mm bore and stroke; the 1KD vs 2KD guide covers that pair.
| 1KZ-TE | 2KD-FTV | |
|---|---|---|
| Layout | 3.0 L in-line four, turbo diesel (2,982 cc, 96 × 103 mm) | 2.5 L in-line four, turbo diesel (2,494 cc, 92 × 93.8 mm) |
| Valvetrain | SOHC, 2 valves per cylinder | DOHC, 4 valves per cylinder |
| Injection | Indirect injection, electronically controlled pump (1KZ-T: fully mechanical pump) | D-4D common-rail direct injection |
| Compression ratio | 21.2:1 | 18.5:1 (17.4:1 on the 2005 version) |
| Typical output | About 128 hp; about 138 hp with intercooler | About 101 hp, 118 hp with intercooler, up to about 143 hp on the 2005 variable-nozzle version |
| Typical torque | About 287 Nm; 343 Nm with intercooler | About 192–343 Nm depending on version |
| Introduced | 1993 | 2001 |
| Typical vehicles | Land Cruiser Prado, Hilux Surf, Hilux, Hiace, Granvia, Land Cruiser 70 | Hilux, Hiace, Innova, Fortuner |
| Known weak points | Cylinder-head cracks after overheating; cooling-system condition decides the engine's life | Injector condition (common rail); sensitivity to fuel quality |
| At ENGICOR | On request — a commercial enquiry | On request — a commercial enquiry |
Are the 1KZ and 2KD interchangeable?
No. Displacement, cylinder head, injection system, electronics and gearbox pairing are all different. A workshop can convert a vehicle from one to the other, but it means changing the engine control unit, the harness, the fuel system and often the gearbox — a project, not a swap. Order the engine the vehicle was built with; the engine identification guide shows where the model is stamped.
Fuel quality is the real dividing line
The reason workshops still ask for the 1KZ is its injection system. Indirect injection with a pump works at far lower pressure than common rail, and the trade regards it as more tolerant of poor diesel and easier to repair with basic tools. The 2KD's common-rail injectors work at very high pressure and reward clean fuel and good filtration; where diesel quality is uncertain, injector condition is the first thing a buyer should ask about.
Against that, the 2KD is newer, far more numerous and more economical, and parts for it are on every counter in East Africa and South-East Asia. The 1KZ population is ageing: good units are scarcer every year, and the engine's known risk — a cracked cylinder head after an overheating episode — cannot be seen from outside.
What to check before buying either
On a 1KZ, the cylinder head and the cooling history are what decide value: signs of overheating, oil in the coolant passages and the state of the radiator hoses and water pump. On a 2KD it is the injectors and the turbo. Leak-down and borescope inspections are how these are measured; they are not part of our check, and no measuring equipment is available at the warehouse.
Our check is the same for every engine: cleaning, handling, a manual crankshaft rotation with a tool to confirm the mechanism turns, and photos from every side, delivered to you as an order file — Engine 1, Engine 2 and so on. It is not a compression, leak-down, bench or running test, so it does not prove how an engine will run once installed. You don't need to travel to buy, but you or your representative are welcome to visit for a Guangzhou Inspection Day and review your prepared lot in person, with a USD 1,000 visit deposit credited to your order.
How to order
Neither the 1KZ nor the 2KD is among our nineteen published models, so there is no list price: tell us the vehicles your customers run, the quantities and your destination port, and availability and price are confirmed in the quotation. ENGICOR sells Grade A only, inside full containers of 90 (20-ft) or 130 (40-ft) engines, or 45 + 45 and 65 + 65 with used gearboxes. Start on the quote page and name these models in the notes.
Sources
- Toyota KZ engine — Wikipedia (specifications, years and applications)
- Toyota KD engine — Wikipedia (specifications, years and applications)
- ENGICOR prices and terms: our own published list, recorded monthly in the used engine price index.
Price a container yourself
Build the mix you want in the online quoter — 90 engines in a 20-ft or 130 in a 40-ft, or 45 + 45 / 65 + 65 with gearboxes — and the FOB total reaches your inbox the same minute, at our published per-unit prices, every engine Grade A. Prefer to ask? Tell us the destination country and the models you need and we reply within one business day, usually within hours.
Frequently asked
What is the difference between the Toyota 1KZ and the 2KD?
The 1KZ-TE is a 3.0-litre (2,982 cc) indirect-injection turbo diesel with a single camshaft and 8 valves, introduced in 1993; the 2KD-FTV is a 2.5-litre (2,494 cc) common-rail D-4D with a 16-valve twin-cam head, introduced in 2001. The 1KZ is the older, simpler design; the 2KD is the newer, more economical one.
Which is more powerful, the 1KZ or the 2KD?
They overlap. The 1KZ-TE makes about 128 hp, or about 138 hp and 343 Nm with intercooler. The 2KD-FTV ranges from about 101 hp to about 143 hp and 343 Nm in its 2005 variable-nozzle version. The 1KZ delivers its torque from a larger 3.0-litre displacement.
Can I replace a 1KZ with a 2KD?
Not as a direct replacement. The injection system, engine control unit, harness and gearbox pairing differ, so it is a conversion project. Buy the engine the vehicle was built with.
Is the 1KZ more reliable than the 2KD?
The 1KZ's indirect injection is regarded in the trade as more tolerant of poor fuel, but the engine is known for cylinder-head cracks after overheating. The 2KD depends on injector condition and clean fuel. Which one lasts longer depends on fuel quality and cooling-system care more than on the design.
Do you supply the 1KZ or the 2KD?
Both are outside our nineteen published models and are supplied on request as a commercial enquiry. Availability and price are confirmed in each quotation.