VVT-i, or Variable Valve Timing with intelligence, is an automobile variable valve timing technology developed by Toyota. The Toyota VVT-i system replaces the Toyota VVT offered starting in 1991 on the 5-valve per cylinder 4A-GE engine. The VVT system is a 2-stage hydraulically controlled cam phasing system.
The Toyota GR engine family is a petrol, open-deck, piston V6 engine series. The GR series has a 60° die-cast aluminum block and aluminum DOHC cylinder heads. This engine series also features 4 valves per cylinder, forged steel connecting rods, one-piece cast camshafts, and a cast aluminum lower intake manifold.
Similar to VVT-i, Dual VVT-i adds in control of the exhaust camshaft to the VVT-i's control of intake valves. This is found in the latest-generation V6 engines, starting with the 2GRFE in the 2005 Avalon in the U.S. It is now the most common VVT system in use by Toyota, appearing in most of the LR, UR, GR, AR and ZR engine families.
1 product rating - Toyota JDM 1MZ-FE VVT-i 2WD Engine 1MZFE VVTi Motor 3.0L V6 Lexus 99-03 1999+ $749.00 Trending at $799.00 Trending price is based on prices over last 90 days.
VVT-i, or Variable Valve Timing with intelligence, is an automobile variable valve timing technology developed by Toyota, similar to the i-VTEC technology by Honda. The Toyota VVT-i system replaces the Toyota VVT offered starting in 1991 on the 4A-GE 20-Valve engine.
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 previous MZ V6 engines.The 1GR was first available in 2002 in the Toyota 4Runner and Land Cruiser Prado.
The engine’s most interesting feature is a unique and happy marriage of two complementary fuel-injection systems. Toyota 3.5L DOHC V-6 Delivers Best of Both Worlds | WardsAuto
The Toyota 1MZ-FE is a 3.00 l (2,994 cc, 182.7 cu-in) V6, four-stroke cycle water-cooled naturally aspirated internal combustion gasoline engine, manufactured by the Toyota Motor Corporation since 1997 to 2007. The engine was producted on Kamigo Plant and Toyota Motor Manufacturing Kentucky. The Toyota 1MZ-FE engine was honored by Ward’s 10 Best Engines list in 1996.