2007 Ecotec 2.0L I4 Turbo ( LNF ) 51806
Type: 2.0L I4 Turbo
Displacement: 1998 cc ( 122 ci )
Engine Orientation: L ( longitudinal ) T ( transverse ) L
Compression ratio: 9.2:1
Valve configuration: dual overhead camshafts
valves per cylinder: 4
Assembly site: Spring Hill, Tennesee
Valve lifters: hydraulic roller finger follower
Firing order: 1-3-4-2
Bore x stroke: 86.00 x 86.00
Fuel system: Direct Injection
Fuel Type: Premium Fuel Required
Applications: Horsepower: hp ( kw )
Pontiac Solstice GXP 260 hp ( 194 kw ) @ 5300 rpm ( SAE CERTIFIED )
Saturn Sky Red Line 260 hp ( 194 kw ) @ 5300 rpm ( SAE CERTIFIED )
Applications: Torque: lb-ft. ( Nm )
Pontiac Solstice GXP 260 lb-ft ( 353 Nm ) @ 2500 - 5250 rpm ( SAE CERTIFIED )
Saturn Sky Red Line 260 lb-ft ( 353 Nm ) @ 2500 - 5250 rpm ( SAE CERTIFIED )
Fuel shut off: 6200 rpm
Engine Redline: 6300 rpm
Emissions controls: secondary A.I.R. capable
MATERIALS
Block: 319 Aluminum
Cylinder head: Semi-permanent-mold 356 Al cylinder head
Intake manifold: Aluminum
Exhaust manifold: Cast stainless steel
Crankshaft: forged steel
Camshaft: cast nodular iron
Connecting rods: forged steel
Additional features: DI ( direct injection )
Dual-scroll turbocharger
Dual CVCP ( continuously variable cam phasing )
Sodium-filled Iconel exhaust valves
cast pistons with oil squirters
forged connecting rods
steel crankshaft
Semi-permanent-mold 356 Al cylinder head
Variable pressure fuel rail ( 50-150 bar )
Stronger block bulkhead and deeper water jacket
Block modifications for new balance shafts
Lower crankcase / structural oil pan improvements
Coil-on-plug ignition
Direct injection high-pressure multi hole injectors
58x engine position sensing
Stainless steel fuel system components
Cam driven high pressure fuel pump