Naturally aspirated, 1.0L (998 cc) inline-4 with Dual Overhead Cams (DOHC) and 16 valves.

As he worked on the car, Tom realized that the 1SZ-FE engine was a joy to work on. The engine was designed to be compact and lightweight, making it easy to maneuver in tight spaces. The manual transmission was smooth and precise, with a satisfying click as the gears shifted.

If you want to keep your 1SZ-FE running like a top, follow this manual maintenance schedule:

: If the engine idles roughly or lacks power, the VVT-i solenoid (located on the cylinder head) may be clogged or faulty.

: Approximately 68–70 hp (50 kW) at 6,000 rpm with 95 N⋅m of torque at 4,100 rpm. Key Technical Features VVT-i Technology