GM High Feature engine
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GM High Feature engine

NameHigh Feature V6
AkaAlloytec V6
ManufacturerGeneral Motors
Production2004 �
Weight168 kg (370.4 lb) (3.6 V6 High Feature engine)
Predecessor54° V6
TypeDOHC 60° 24-valve V6

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The 3600 LY7 (and derivative LP1) are members of General Motors' new High Feature (or HFV6) engine family of modern DOHC V6s. This new family of engines was introduced in 2004 with the Cadillac CTS. Holden sells the HFV6 under the name Alloytec. The High Feature moniker on the Holden produced engine is reserved for the twin cam phasing High output version. The block was designed to be expandable from 2.8 L to 4.0 L.

It is a 60° 24-valve design with aluminum block and heads and Sequential Electronic Fuel Injection. Most versions feature continuously-variable cam phasing on both intake and exhaust valves and electronic throttle control. Other features include piston oil-jet capability, forged and fillet rolled crankshaft, sinter forged connecting rods, a variable intake manifold, twin knock control sensors and coil-on-plug ignition. It was developed by the same international team responsible for the Ecotec, including the Opel engineers responsible for the 54° V6, with involvement with design and development engineering from Ricardo, Inc.

High Feature V6 engines are produced at Fisherman's Bend in Port Melbourne, Australia, St. Catharines in Canada, and Flint Engine South in Flint, Michigan, United States.

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LP1 :
Year(s) Model Power Torque
2005 � 2007 Cadillac CTS 210 hp (463 kW) @ 6500 rpm   @ 3300 rpm

LP9 Turbo :
Year(s) Model Power Torque
2005 Opel Vectra / Opel Signum 230 hp (171 kW) EEC @ 5500 rpm 330 Nm (243 ft lbf) EEC @ 1900-4500 rpm
2005 Opel Vectra OPC / Opel Signum OPC 250 PS (184 kW) EEC @ 5500 rpm 350 Nm (258 ft lbf) EEC @ 1900-4500 rpm
2006 � 2008 280 PS (206 kW) EEC @ 5500 rpm 355 Nm (295 ft lbf) EEC @ 1900-4500 rpm
2006-2009 Cadillac BLS 250 hp (186 kW) EEC @ 5500 rpm 350 Nm (258 ft lbf) EEC @ 1900-4500 rpm
2006 � 2008 Saab 9-3 Aero 280 hp (210 kW) EEC @ 5500 rpm 400 Nm (295 ft lbf) EEC @ 1900-4500 rpm
2009 280 hp (210 kW) EEC @ 5500 rpm 400 Nm (295 ft lbf) EEC @ 1900-4500 rpm
2008 Saab 9-3 Turbo X 280 hp (210 kW) EEC @ 5500 rpm 400 Nm (295 ft lbf) EEC @ 1900-4500 rpm
2009-present Opel Insignia 250 hp (186 kW) EEC @ 5500 rpm 350 Nm (258 ft lbf) EEC @ 1900-4500 rpm
2008 Saab 9-3 Aero Convertible 255 hp (191 kW) EEC @ 5500 rpm 350 Nm (228 ft lbf) EEC @ 1900-4500 rpm
2009 Saab 9-3 Aero Convertible 280 hp (210 kW) EEC @ 5500 rpm 370 Nm (273 ft lbf) EEC @ 1900-4500 rpm
2010 Cadillac SRX 300 hp (221 kW) SAE @ 5500 rpm 295 ft lbf (400 Nm) SAE @ 2000 rpm
2009-present Opel Insignia 260 PS (191 kW; 256 hp) EEC @ 5500 rpm 350 Nm (258 ft lbf) EEC @ 1900-4500 rpm
2009-present Opel Insignia OPC 325 PS (239 kW; 321 hp) EEC @ 5250 rpm 435 Nm (320 ft lbf) EEC @ 1900-4500 rpm
2010-present Saab 9-5 300 hp (221 kW) EEC @ 5500 rpm 400 Nm (295 ft lbf) EEC @ 2000 rpm

LF1 :
Year(s) Model Power Torque
2010 Buick LaCrosse 255 hp 217 ftlbf (478.4 Nm)
2010 Cadillac CTS 270 hp @ 7000 rpm 223 ftlbf (491.6 Nm) @ 5700 rpm
2010 Cadillac SRX 265 hp @ 6950 rpm 223 ftlbf (491.6 Nm) @ 5100 rpm
2010 Chevrolet Equinox 264 hp 222 ftlbf (489.4 Nm)
2010 GMC Terrain 264 hp 222 ftlbf (489.4 Nm)
2010 Holden Commodore 255 hp @ 6700 rpm 214 ftlbf (471.8 Nm) @ 2900 rpm

LFW :
Year(s) Model Power Torque
2011 Chevrolet Equinox 264 hp 222 ftlbf (489.4 Nm)
2011 GMC Terrain 264 hp 222 ftlbf (489.4 Nm)

Alfa Romeo :
Year(s) Model Power Torque
2005-present Alfa Romeo 159 191 kW @6200 rpm 322 Nm (709.9 lb�ft) @3800 rpm
2006-present Alfa Romeo 159 Sportwagon 191 kW @6200 rpm 322 Nm (709.9 lb�ft) @3800 rpm
2005-present Alfa Romeo Brera 191 kW @6200 rpm 322 Nm (709.9 lb�ft) @3800 rpm
2006-present Alfa Romeo Spider 191 kW @6200 rpm 322 Nm (709.9 lb�ft) @3800 rpm

LY7 :
Year(s) Model Power Torque
2004 � 2007 Buick Rendezvous CXL/Ultra 242 hp (533.5 kW) @ 6000 rpm   @ 3500 rpm
2004 � 2007 Cadillac CTS 255 hp (562.2 kW) @ 6200 rpm   @ 3100 rpm
2004 � 2009 Cadillac SRX 255 hp (562.2 kW) @ 6500 rpm   @ 2800 rpm
2004 � 2005 Holden VZ Commodore 235 hp (518.1 kW) @ 6000 rpm   @ 2800 rpm
2006 � 2007 231 hp (509.3 kW) @ 6000 rpm   @ 2800 rpm
2004 � 2005 Holden VZ Commodore SV6 255 hp (562.2 kW) @ 6500 rpm   @ 3200 rpm
2006 � 2007 255 hp (562.2 kW) @ 6500 rpm   @ 3200 rpm
2005 � 2008 Buick LaCrosse CXS 240 hp (529.1 kW) @ 6000 rpm   @ 2000 rpm
2005 � 2007 Cadillac STS 255 hp (562.2 kW) @ 6500 rpm   @ 3200 rpm
2006 � 2007 Holden VE Commodore Omega 240 hp (529.1 kW) @ 6000 rpm   @ 2600 rpm
2008 � 2009 235 hp (518.1 kW) @ 6500 rpm   @ 2400 rpm
2006 � 2009 Holden VE Commodore SV6 261 hp (575.4 kW) @ 6500 rpm   @ 2600 rpm
2006 � 2009 Holden WM Statesman 262 hp (577.6 kW) @ 6500 rpm   @ 2600 rpm
2006 � 2009 Holden WM Caprice 262 hp (577.6 kW) @ 6500 rpm   @ 2600 rpm
2006 � present Holden Rodeo/Colorado 211 hp (465.2 kW) @ 6500 rpm   @ 2600 rpm
2007 � 2008 GMC Acadia 275 hp (606.3 kW) @ 6600 rpm   @ 3200 rpm
2007 Pontiac G6 GTP 252 hp (555.6 kW) @ 6300 rpm   @ 3200 rpm
2007 � 2009 Saturn Aura XR 252 hp (555.6 kW) @ 6300 rpm   @ 3200 rpm
2007 � 2008 Saturn Outlook XE single exhaust 270 hp (595.2 kW) @ 6600 rpm   @ 3200 rpm
2007 � 2008 Saturn Outlook XR dual exhaust 275 hp (606.3 kW) @ 6600 rpm   @ 3200 rpm
2008 Buick Enclave 275 hp (606.3 kW) @ 6600 rpm   @ 3200 rpm
2008 � 2009 Cadillac CTS 263 hp (579.8 kW) @ 6400 rpm   @ 3100 rpm
2008 � present Chevrolet Malibu 252 hp (555.6 kW) @ 6300 rpm   @ 3200 rpm
2008 � 2009 Chevrolet Equinox Sport 264 hp (582 kW) @ 6500 rpm   @ 2300 rpm
2008 � 2009 Pontiac G6 GXP 252 hp (555.6 kW) @ 6300 rpm   @ 3200 rpm
2008 � 2009 Pontiac G8 256 hp (564.4 kW) @ 6300 rpm   @ 2100 rpm
2008 � 2009 Pontiac Torrent GXP 264 hp (582 kW) @ 6500 rpm   @ 2300 rpm
2008 � 2009 Saturn Vue XR / Red Line 257 hp (566.6 kW) @ 6500 rpm   @ 2100 rpm

LLT :
Year(s) Model Power Torque
2008 � present Cadillac CTS 304 hp (670.2 kW) @ 6400 rpm   @ 5200 rpm
2008 � present Cadillac STS 302 hp (665.8 kW) @ 6300 rpm   @ 5200 rpm
2009 � present Buick Enclave 288 hp (634.9 kW) @ 6300 rpm   @ 3400 rpm
2009 � present Chevrolet Traverse single exhaust 281 hp (619.5 kW) @ 6300 rpm   @ 3400 rpm
2009 � present Chevrolet Traverse dual exhaust 288 hp (634.9 kW) @ 6300 rpm   @ 3400 rpm
2009 � present GMC Acadia 288 hp (634.9 kW)  
2009 Saturn Outlook single exhaust 281 hp (619.5 kW) @ 6300 rpm   @ 3400 rpm
2009 Saturn Outlook dual exhaust 288 hp (634.9 kW) @ 6300 rpm   @ 3400 rpm
2009 � present Daewoo Veritas
2009 � present Holden VE Commodore SV6 281 hp (619.5 kW) @ 6400 rpm   @ 2900 rpm
2009 � present Holden WM Statesman 281 hp (619.5 kW) @ 6400 rpm   @ 2900 rpm
2009 � present Holden WM Caprice 281 hp (619.5 kW) @ 6400 rpm   @ 2900 rpm
2010 Buick LaCrosse CXS 280 hp (617.3 kW) @ 6300 rpm   @ 4800 rpm
2010 Chevrolet Camaro 304 hp (670.2 kW) @ 6500 rpm   @ 5100 rpm
2011 Chevrolet Camaro 312 hp (687.8 kW) @ 6500 rpm   @ 5100 rpm



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