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The Toyota UZ engine family is a gasoline [1] fueled 32-valve quad-camshaft V8 piston engine series used in Toyota's luxury offerings and sport utility vehicles. [2] Three variants have been produced: the 1UZ-FE, 2UZ-FE, and 3UZ-FE.
UZS Platform (1UZ, 3UZ engines) 1989.5–1999, 2001–2012 Toyota Crown Majesta; ... UZZ Platform (1UZ, 3UZ engine) 1991–2008 Toyota Soarer; 1992–2001 Lexus SC400;
The Toyota UR engine family is a 32-valve dual overhead camshaft V8 piston engine series which was first introduced in 2006, as the UZ series it replaced began phasing out. Production started with the 1UR-FSE engine with D-4S direct injection for the 2007 Lexus LS .
The use of "G" to denote twin cam engines was decided on in 1971, with the renaming of the 10R into 8R-G. Before that, twin cams had received separate numerical codes. [1] In 1987, Toyota began assigning dual letter engine codes to some of the "engine family" categories in some engine lines, particularly six-cylinder models.
The sedan was equipped with an updated 4.0-litre 1UZ-FE V8 engine, producing 194 kilowatts (260 hp) and 366 newton-metres (270 ft⋅lbf) of torque. [72] Internally, over 90% of the redesigned LS 400's composition was new or redesigned, [ 72 ] with increased sound insulation , a strengthened body structure, suspension updates (first LS/Celsior ...
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The 1ZZ-FE is a 1.8 L (1,794 cc) version.Bore x stroke of 79 mm × 91.5 mm (3.11 in × 3.60 in). Compression ratio is 10.0:1. It uses MPFI, has VVT-i (1998-99 1ZZ engines don't have VVT-i), and features fracture-split forged powder metal connecting rods, one-piece cast camshafts, and either a cast aluminum intake manifold or a molded plastic intake manifold.
The 3.0-litre engine stayed the same, but the 4.0-litre-powered unit received a power increase to 195 kW (261 hp; 265 PS). Due to cost-cutting efforts within Toyota, the list of optional equipment offered was simplified. The second-generation Majesta is the first Toyota model to be equipped with vehicle stability control in 1995. [5]