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The Toyota GR engine family is a V6 piston engine series. The GR series has a 60° aluminum block and aluminum DOHC cylinder heads. Some versions use MFI fuel injection, some have direct gasoline injection, and some have a combination of direct injection and MFI. This engine series also has 4 valves per cylinder, features forged steel connecting rods, one-piece cast camshafts, and a cast aluminum lower intake manifold.
Note: Horsepower ratings have changed due to SAE measurement changes.
1GR-FE
The 1GR-FE is a 4.0 L (3955 cc) version built in Tahara, Japan. Bore is 94 mm and stroke is 95 mm. Output is 236 hp (183 kW) at 5200 rpm with 266 ft.lbf (382 Nm) of torque at 3800 rpm.
Applications:
- 2003 Toyota 4Runner
- 2003 Toyota Land Cruiser (Europe)
- 2005 Toyota Tacoma
- 2005 Toyota Tundra
2GR-FE
The 2GR-FE is a 3.5 L (3456 cc) version. Bore remains at 94 mm but stroke is reduced to 83 mm. Output is 268 hp (200 kW) at 6200 rpm with 248 ft.lbf (336 Nm) of torque at 4700 rpm. This version features Toyota's "dual-VVT-i", variable valve timing on both the intake and exhaust cams.
Applications:
- 2006 Toyota Avalon
- 2006 Toyota RAV4 V6
- 2007 Toyota Camry V6
- 2007 Lexus ES 350
- 2007 Lexus RX 350
2GR-FSE
The 2GR-FSE engine used in the 2006 Lexus IS 350 incorporates Toyota's D4-S twin injection system. This system combines gasoline direct injection with traditional port injection. Using direct injection and port injection simultaneously facilitates more precise mixing of air and fuel under low and medium load conditions for greater efficiency, while high load conditions dictate the use of direct injection alone for maximum power. The 2GR-FE engine is rated at 315 hp (232 kW) at 6400 rpm and 377 Nm (277 ft.lbf) at 4800 rpm.
Applications：
- 2006 Toyota Crown Athlete (Japan)
- 2006 Lexus GS 350 (Japan)
- 2006 Lexus GS 450h
- 2006 Lexus IS 350 (Japan and United States)
3GR-FE
The 3GR-FE is a 3.0 L (2994 cc) version with dual VVT-i. Bore is 87.5 mm while stroke is shared with the 2GR at 83 mm.
Applications:
- 2003 Toyota Crown (Asia-Pacific ex.Japan)
- 2005 Lexus GS 300 (Asia-Pacific ex.Japan)
3GR-FSE
The 3GR-FSE used in the 2006 Toyota Mark X adds gasoline direct injection(Its name is "D-4") engine.
Applications:
- 2005 Toyota Mark X(Japan)
- 2005 Toyota Crown Royal(Japan)
- 2006 Lexus GS 300 (United States and Europe)
4GR-FSE
The 4GR-FSE is a 2.5 L (2499 cc) version. Bore is 83.1 mm while stroke is reduced to 76.9 mm. Output is 204 hp at 6400 rpm with 265Nm of torque at 4800 rpm. This version also features "dual-VVT-i", variable valve timing on both the intake and exhaust cams and gasoline direct injection.
Applications:
- 2006 Lexus IS 250
- 2006 Toyota Crown Royal (Japan)
- 2006 Toyota Mark X(Japan)
See also
"Toyota GR engine"