Engine for Lexus/Toyota Land Cruiser 4.5L 1FZ-FE

Engine for 1993–1997 Lexus LX450 / Toyota Land Cruiser 4.5L 1FZ-FE

The Toyota 1FZ-FE is a 4.5-liter (4477cc) inline-six, 24-valve, Double Overhead Camshaft (DOHC) engine produced between 1984 and 2009, primarily featured in Land Cruiser models. This engine utilizes a cast-iron cylinder block, features a compression ratio of 9.0:1, and is equipped with an electronic fuel injection system; its power output ranges from approximately 212 to 240 horsepower, with peak torque falling between 275 and 300 lb-ft. Renowned for its high torque, exceptional reliability, and durability comparable to that of a diesel engine, this powerplant features a bore of 100 mm and a stroke of 95 mm.

Description

Key Specifications
Engine Type: Inline-6, 4-stroke, Dual Overhead Cam (DOHC), 24-valve
Displacement: 4.5 L (4,477 cc)
Bore × Stroke: 100.0 mm × 95.0 mm (3.94 in × 3.74 in)
Compression Ratio: 9.0:1
Fuel System: Electronic Fuel Injection (EFI)
Horsepower: 212–240 hp (158–179 kW) 4600 rpm
Torque: 275–300 lb-ft (373–407 N·m) 3200–3600 rpm
Fuel Type: Gasoline (91 octane typically recommended)

Performance Differences by Version
1FZ-F: Carbureted version, lower power output (approx. 190 hp)
1FZ-FE (1992–1997): Approx. 212 hp / 275 lb-ft
1FZ-FE (1998–2009): Approx. 240 hp / 300 lb-ft (Featured in 100 Series models; non-U.S. market version)