2010 GM 3.0L V6 VVT DI ( LF1 ) 07/06/2009
Type: 3.0L V6
Displacement: 2997 cc ( 183 ci )
Engine Orientation: L= Longitudinal T=Transverse L & T
Compression ratio: 11.7:1
Valve configuration: Dual overhead camshafts
Valves per cylinder: 4
Assembly site/s:
Ramos Arizpe, Mexico
St. Catharines, Ontario
Valve lifters: Roller follower with hydraulic lash adjusters
Firing order: 1-2-3-4-5-6
Bore x stroke: 89.0 x 80.3 mm
Bore Center ( mm ) 103
Bore Area ( cm2 ) ( total engine bore area ) 373.27
Fuel system: DI
Fuel Type: Regular Unleaded
Applications: Horsepower: hp ( kw )
Buick LaCrosse / Allure ( FWD Model ) 255 hp ( 190 kW ) @ 6900 rpm SAE CERTIFIED
Buick LaCrosse / Allure ( AWD Model ) 252 hp ( 188 kW ) @ 6900 rpm SAE CERTIFIED
Cadillac CTS 270 hp ( 201 kW ) @ 7000 rpm SAE CERTIFIED
Cadillac CTS Wagon 270 hp ( 201 kW ) @ 7000 rpm SAE CERTIFIED
Cadillac SRX 265 hp ( 198 kW ) @ 6950 rpm SAE CERTIFIED
Chevrolet Equinox 264 hp ( 197 kW ) @ 6950 rpm SAE CERTIFIED
GMC Terrain 264 hp ( 197 kW ) @ 6950 rpm SAE CERTIFIED
Saab 9-4X 265 hp ( 198 kW ) @ 6950 rpm SAE CERTIFIED
Applications: Torque: lb-ft. ( Nm )
Buick LaCrosse / Allure ( FWD Model ) 217 lb-ft ( 294 Nm ) @ 5100 rpm SAE CERTIFIED
Buick LaCrosse / Allure ( AWD Model ) 215 lb-ft ( 292 Nm ) @ 5100 rpm SAE CERTIFIED
Cadillac CTS 223 lb-ft ( 302 Nm ) @ 5700 rpm SAE CERTIFIED
Cadillac CTS Wagon 223 lb-ft ( 302 Nm ) @ 5700 rpm SAE CERTIFIED
Cadillac SRX 223 lb-ft ( 302 Nm ) @ 5100 rpm SAE CERTIFIED
Chevrolet Equinox 222 lb-ft ( 301 Nm ) @ 5100 rpm SAE CERTIFIED
GMC Terrain 222 lb-ft ( 301 Nm ) @ 5100 rpm SAE CERTIFIED
Saab 9-4X 223 lb-ft ( 302 Nm ) @ 5100 rpm SAE CERTIFIED
Maximum Engine Speed: 7200 rpm
Engine Mass (kg/lbs) engine plant as shipped weight 154 / 339 ( estimate )
172 / 380 ( estimate ) automatic CTS
194 / 428 ( estimate ) manual CTS
Emissions controls:
Evaporative system
Internal exhaust gas recirculation ( EGR )
Dual close coupled catalytic converters plus underfloor converter
Positive crankcase ventilation
MATERIALS
Block: Sand cast aluminum (319) with cast in iron bore liners
Cylinder head: Cast aluminum ( 319 semi permanent mold )
Intake manifold: Aluminum ( 319 Lower ), Composite ( Upper )
Main bearing caps: Sintered steel ( CU infiltrated )
Crankshaft: Forged steel ( 1038 V )
Camshaft: 1538 MV
Connecting rods: Sinter forged steel
Additional features:
Four-cam continuously variable cam phasing
Pressure-actuated piston cooling jets
Torque-based engine management system
Secondary throat cut inlet ports
Direct injection fuel system
High-pressure, engine-driven fuel pump with stainless steel fuel rails
Electronic Throttle Control w/ integrated Cruise Control
Structural front cover with damper plates removed
Iridium center electrode / platinum side wire tip spark plugs
Extended life coolant
Extended life EPDM accessory drive belt
7.7mm IT chain system for all HFV6 applications
Coil-on-plug ignition
Structural cast-aluminum oil pan with steel baffles
GM Oil Life System
5W30 GF4 Mineral Oil
5W30 Synthetic Oil for Cadillac applications