For increased cooling efficiency, the 1GR employs water passages between the bores of the engine. There are two such passages for each bank for a total of four.

Dec 26, 2025 · The Toyota 1GR-FE is a 4.0 L (3,956 cc, 241.41 cu·in) V6, four-stroke cycle water-cooled naturally aspirated internal combustion gasoline engine, manufactured by the Toyota Motor …

Jul 8, 2024 · We compare Toyota's 1GR-FE to other engines, assess its reliability and tuning potential, and dive into the key facts about this surprising powerplant.

Jun 7, 2023 · In this guide, we discuss the 4.0L V6 Toyota 1GR-FE. Learn about 1GR-FE specs, reliability, performance mods and more.

The 1GR-FE is a 4.0-liter V6 gasoline engine designed by Toyota for SUVs and RWD/4WD pickups. This 4.0-liter member of The Toyota GR engine family, together with 3.5-liter 2GR-FE, replaced the …

Jun 18, 2025 · Explore the reliability, common problems, and oil specifications of the Toyota 1GR‑FE 4.0 L engine for informed ownership.

Detailed Information About The Toyota GR Series Engine Family. Find Out About Design, History, And More.

Mar 30, 2025 · The 1GR-FE engine is a robust and versatile powerplant produced by Toyota, renowned for its reliability and performance. This 4.0-liter V6 engine is part of Toyota’s GR family of engines …

The ’10 FJ Cruiser 1GR-FE engine uses the roller rocker arms with built-in needle bearings. This reduces the friction that occurs between the cams and the roller rocker arms that push the valves …

Oct 8, 2024 · These specifications provide a glimpse into the impressive performance capabilities of the Toyota 1GR-FE engine. Whether you’re tackling off-road adventures or cruising on the highway, this …