The Toyota TR engine is a family of gasoline engines that appeared in 2004. They are mainly used for Toyota Hilux and other vehicles in the Toyota IMV platform; and are designed to be mounted longitudinally for pickup RWD and 4WD pickup applications.

1TR-FE

The 1TR-FE is a 1998 cc Straight-4 gasoline engine. It features DOHC, 16 valves and VVT-i. Bore and stroke is 86 mm × 86 mm (3.39 in × 3.39 in). Its power is 100 kW at 5,600 rpm, and 18.6 kgm of torque at 4,000 rpm with redline of 6000 rpm. Just like its sister, the 2TR-FE engine, the 1TR-FE engine also received a Dual VVT-i update. The updated power is 102 kW at 5,600 rpm.

1TR-FPE

The 1TR-FPE is an LPG version of the 1TR-FE engine. Its power is 85 kW at 4,800 rpm and torque is 19.3 kgm at 3,700 rpm. The compression ratio is 10.6:1. Bore and stroke is 86x86 mm.

2TR-FE

The 2TR-FE is a 2693 cc Straight-4 gasoline engine. It features DOHC, 16 valves and VVT-i. Maximum power is 118 kW at 5,200 rpm, and 25.1 kgm of torque at 3,800 rpm with redline of 5500 rpm. The bore and stroke are 95x95 mm. The compression ratio is 9.6:1 for the single VVT-i. Average fuel consumption using the JC08 method is 9 km/L. The 2TR-FE received updates in 2015 to feature Dual VVT-i. The maximum power with Dual VVT-i is 120 kW at 5,200 rpm, and 25 kgm of torque at 3,800 rpm. The compression ratio is raised to 10.2:1 for the Dual VVT-i version.