Description
The Toyota 3UZ-FE is a 4.3-liter naturally aspirated petrol V8 from Toyota’s UZ engine family. It was developed primarily for Toyota and Lexus luxury vehicles and is known for its smooth operation, strong reliability and refined V8 performance.
It is the 4.3L successor/application of the 1UZ-FE, with a larger displacement of 4,292 cc.
| Specification | 3UZ-FE | 1UZ-FE |
|---|---|---|
| Displacement | 4,292 cc | 3,969 cc |
| Nominal size | 4.3L | 4.0L |
| Cylinders | V8 | V8 |
| Valves | 32 | 32 |
| DOHC | Yes | Yes |
| VVT-i | Later versions | Later versions |
| Fuel injection | EFI | EFI |
| Timing | Belt | Belt |
| Block | Aluminum | Aluminum |
| Typical power | ~280–300 hp | ~250–300 hp |
| Typical torque | ~430–440 Nm | ~350–420 Nm |
| Gear | Ratio |
|---|---|
| 1st | 3.357 |
| 2nd | 2.180 |
| 3rd | 1.424 |
| 4th | 1.000 |
| 5th | 0.753 |
| Reverse | 3.266 |
If you’re buying this for a specific vehicle, give me the Toyota/Lexus model and year (for example, Lexus LS430 2004 or Toyota Crown Majesta 2006), because we can give you the exact 3UZ-FE power, gearbox code, gear ratios, ECU, oil capacity and compatibility for that version.
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