The 2GR-FE Engine, a 3.5 L powerhouse under the hood of the 2008 Lexus RX 350, is more than just an assembly of metal and components. It’s a symphony of engineering marvels that propels vehicles to new heights. Let’s delve into the intricacies of this exceptional engine.
1. Introduction
When you turn the key and hear the engine roar, it’s the 2GR-FE at work – a force to be reckoned with in the automotive world.
2. The Heart of the Beast: 2GR-FE Overview
Bore and Stroke Specifications
The 2GR-FE boasts a 3.5 L capacity, maintaining a bore of 94 mm while reducing the stroke to 83 mm, a testament to precision engineering.
Variable Valve Timing: Toyota’s Dual VVT-i
Featuring Dual VVT-i, the engine optimizes performance with variable valve timing on both intake and exhaust cams, ensuring efficiency across diverse driving conditions.
Roller-Follower Rocker Arms: Enhancing Valve Lift
Valves dance to the rhythm of roller-follower rocker arms, reducing friction and employing a unique cam lobe design for increased valve lift.
3. Inside the Engine: Components and Design
Roller Rocker System
The roller rocker system replaces traditional lifters, enhancing valve control and improving the engine’s overall efficiency.
Segmented Cylinder Head
The engine’s cylinder head, divided into three parts, accommodates the roller rocker system, showcasing a thoughtful design for optimal performance.
Weight and Dimensions
At 163 kg, the 2GR-FE balances power and agility, fitting seamlessly into various vehicle models.
Horsepower:
The 2GR-FE engine typically produces horsepower (hp) in the range of approximately 270 to 314 hp, depending on the specific vehicle application. The reported output can vary based on factors such as the vehicle model, year, and any modifications or configurations specific to that model. The power output for the 2GR-FE engine is usually measured at 6200 rpm, with torque ranging from 248 lb⋅ft to 260 lb⋅ft at 4700 rpm.
4 Applications Across Brands and Models
From the Toyota Avalon to the Lexus RX 350, the 2GR-FE has left its mark on numerous models, offering a consistent blend of power and reliability.
4.1 Toyota Avalon
Powering the Avalon series, the 2GR-FE ensures a spirited driving experience, blending performance with luxury.
4.2 Lexus ES 350
In the ES 350, the 2GR-FE contributes to a refined driving experience, marrying power and sophistication seamlessly.
4.3 Toyota Camry
The Camry, with the 2GR-FE at its core, exemplifies a perfect synergy of performance and practicality.
4.4 Lexus RX 350
The 2GR-FE finds its home in the RX 350, delivering a potent combination of power and versatility for discerning drivers.
4.5 Toyota Highlander
From the Highlander to the Sienna, the 2GR-FE has proven its versatility across Toyota’s lineup.
5. Supercharged Variants
5.1 TRD Aurion
The TRD Aurion, with a supercharged 2GR-FE, elevates performance, catering to enthusiasts seeking an extra punch.
5.2 Lotus Evora
In the Lotus Evora, the 2GR-FE takes on a modified 4-liter version, showcasing its adaptability for race use
5.3 Sprintex Supercharger
Paired with a Sprintex supercharger, the 2GR-FE achieves new heights of performance, setting hearts racing.
5.4 Lotus Exige S
From 345 to 430 hp, the 2GR-FE in the Exige S lineup demonstrates its prowess, combining power and precision